Update pins_RAMPS.h

Allows RAMPS to auto assign HW SPI Pins for TMC
2024-04-10 21:19:44 -04:00 · 2024-04-10 19:38:31 -04:00
480 changed files with 5800 additions and 8856 deletions
@@ -1,73 +0,0 @@
-#
-# ci-unit-tests.yml
-# Build and execute unit tests to catch functional issues in code
-#
-
-name: CI - Unit Tests
-
-on:
-  pull_request:
-    branches:
-    - bugfix-2.1.x
-    # Cannot be enabled on 2.1.x until it contains the unit test framework
-    #- 2.1.x
-    paths-ignore:
-    - config/**
-    - data/**
-    - docs/**
-    - '**/*.md'
-  push:
-    branches:
-    - bugfix-2.1.x
-    # Cannot be enabled on 2.1.x until it contains the unit test framework
-    #- 2.1.x
-    paths-ignore:
-    - config/**
-    - data/**
-    - docs/**
-    - '**/*.md'
-
-jobs:
-  # This runs all unit tests as a single job. While it should be possible to break this up into
-  # multiple jobs, they currently run quickly and finish long before the compilation tests.
-  run_unit_tests:
-    name: Unit Test
-    # These tests will only be able to run on the bugfix-2.1.x branch, until the next release
-    # pulls them into additional branches.
-    if: github.repository == 'MarlinFirmware/Marlin'
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: Check out the PR
-      uses: actions/checkout@v4
-
-    - name: Cache pip
-      uses: actions/cache@v4
-      with:
-        path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
-        restore-keys: |
-          ${{ runner.os }}-pip-
-
-    - name: Cache PlatformIO
-      uses: actions/cache@v4
-      with:
-        path: ~/.platformio
-        key: ${{ runner.os }}-${{ hashFiles('**/lockfiles') }}
-
-    - name: Select Python 3.9
-      uses: actions/setup-python@v5
-      with:
-        python-version: '3.9'
-        architecture: 'x64'
-
-    - name: Install PlatformIO
-      run: |
-        pip install -U platformio
-        pio upgrade --dev
-        pio pkg update --global
-
-    - name: Run All Unit Tests
-      run: |
-        make unit-test-all-local
@@ -1,51 +0,0 @@
-#
-# ci-validate-pins.yml
-# Validate that all of the pins files are unchanged by pinsformat.py
-#
-
-name: CI - Validate Pins Files
-
-on:
-  pull_request:
-    branches:
-    - bugfix-2.1.x
-    # Cannot be enabled on 2.1.x until it contains the unit test framework
-    #- 2.1.x
-    paths:
-    - 'Marlin/src/pins/*/**'
-  push:
-    branches:
-    - bugfix-2.1.x
-    # Cannot be enabled on 2.1.x until it contains the unit test framework
-    #- 2.1.x
-    paths:
-    - 'Marlin/src/pins/*/**'
-
-jobs:
-  validate_pins_files:
-    name: Validate Pins Files
-    if: github.repository == 'MarlinFirmware/Marlin'
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: Check out the PR
-      uses: actions/checkout@v4
-
-    - name: Cache pip
-      uses: actions/cache@v4
-      with:
-        path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
-        restore-keys: |
-          ${{ runner.os }}-pip-
-
-    - name: Select Python 3.9
-      uses: actions/setup-python@v5
-      with:
-        python-version: '3.9'
-        architecture: 'x64'
-
-    - name: Validate all pins files
-      run: |
-        make validate-pins -j
@@ -1,9 +1,9 @@
 #
-# ci-build-tests.yml
+# test-builds.yml
 # Do test builds to catch compile errors
 #

-name: CI - Build Tests
+name: CI

 on:
  pull_request:
@@ -14,8 +14,6 @@ on:
    - config/**
    - data/**
    - docs/**
-    - test/**
-    - Marlin/tests/**
    - '**/*.md'
  push:
    branches:
@@ -25,19 +23,16 @@ on:
    - config/**
    - data/**
    - docs/**
-    - test/**
-    - Marlin/tests/**
    - '**/*.md'

 jobs:
  test_builds:
-    name: Build Test
+    name: Run All Tests
    if: github.repository == 'MarlinFirmware/Marlin'

    runs-on: ubuntu-latest

    strategy:
-      fail-fast: true
      matrix:
        test-platform:

@@ -2,23 +2,17 @@ SCRIPTS_DIR := buildroot/share/scripts
 CONTAINER_RT_BIN := docker
 CONTAINER_RT_OPTS := --rm -v $(PWD):/code -v platformio-cache:/root/.platformio
 CONTAINER_IMAGE := marlin-dev
-UNIT_TEST_CONFIG ?= default

 help:
 	@echo "Tasks for local development:"
 	@echo "make marlin                    : Build marlin for the configured board"
-	@echo "make format-pins -j            : Reformat all pins files (-j for parallel execution)"
-	@echo "make validate-pins -j          : Validate all pins files, fails if any require reformatting"
+	@echo "make format-pins               : Reformat all pins files"
 	@echo "make tests-single-ci           : Run a single test from inside the CI"
 	@echo "make tests-single-local        : Run a single test locally"
 	@echo "make tests-single-local-docker : Run a single test locally, using docker"
 	@echo "make tests-all-local           : Run all tests locally"
 	@echo "make tests-all-local-docker    : Run all tests locally, using docker"
-	@echo "make unit-test-single-local    : Run unit tests for a single config locally"
-	@echo "make unit-test-single-local-docker : Run unit tests for a single config locally, using docker"
-	@echo "make unit-test-all-local      : Run all code tests locally"
-	@echo "make unit-test-all-local-docker : Run all code tests locally, using docker"
-	@echo "make setup-local-docker        : Setup local docker using buildx"
+	@echo "make setup-local-docker        : Build the local docker image"
 	@echo ""
 	@echo "Options for testing:"
 	@echo "  TEST_TARGET          Set when running tests-single-*, to select the"
@@ -28,9 +22,6 @@ help:
 	@echo "                       run on GitHub CI"
 	@echo "  ONLY_TEST            Limit tests to only those that contain this, or"
 	@echo "                       the index of the test (1-based)"
-	@echo "  UNIT_TEST_CONFIG     Set the name of the config from the test folder, without"
-	@echo "                       the leading number. Default is 'default'". Used with the
-	@echo "                       unit-test-single-* tasks"
 	@echo "  VERBOSE_PLATFORMIO   If you want the full PIO output, set any value"
 	@echo "  GIT_RESET_HARD       Used by CI: reset all local changes. WARNING:"
 	@echo "                       THIS WILL UNDO ANY CHANGES YOU'VE MADE!"
@@ -52,53 +43,23 @@ tests-single-local:
 tests-single-local-docker:
 	@if ! test -n "$(TEST_TARGET)" ; then echo "***ERROR*** Set TEST_TARGET=<your-module> or use make tests-all-local-docker" ; return 1; fi
 	@if ! $(CONTAINER_RT_BIN) images -q $(CONTAINER_IMAGE) > /dev/null ; then $(MAKE) setup-local-docker ; fi
-	$(CONTAINER_RT_BIN) run $(CONTAINER_RT_OPTS) $(CONTAINER_IMAGE) make tests-single-local TEST_TARGET=$(TEST_TARGET) VERBOSE_PLATFORMIO=$(VERBOSE_PLATFORMIO) GIT_RESET_HARD=$(GIT_RESET_HARD) ONLY_TEST="$(ONLY_TEST)"
+	$(CONTAINER_RT_BIN) run $(CONTAINER_RT_OPTS) $(CONTAINER_IMAGE) $(MAKE) tests-single-local TEST_TARGET=$(TEST_TARGET) VERBOSE_PLATFORMIO=$(VERBOSE_PLATFORMIO) GIT_RESET_HARD=$(GIT_RESET_HARD) ONLY_TEST="$(ONLY_TEST)"

 tests-all-local:
-	@python -c "import yaml" 2>/dev/null || (echo 'pyyaml module is not installed. Install it with "python -m pip install pyyaml"' && exit 1)
 	export PATH="./buildroot/bin/:./buildroot/tests/:${PATH}" \
 	  && export VERBOSE_PLATFORMIO=$(VERBOSE_PLATFORMIO) \
-	  && for TEST_TARGET in $$(python $(SCRIPTS_DIR)/get_test_targets.py) ; do \
-	    if [ "$$TEST_TARGET" = "linux_native" ] && [ "$$(uname)" = "Darwin" ]; then \
-	      echo "Skipping tests for $$TEST_TARGET on macOS" ; \
-	      continue ; \
-	    fi ; \
-	    echo "Running tests for $$TEST_TARGET" ; \
-	    run_tests . $$TEST_TARGET || exit 1 ; \
-	    sleep 5; \
-	  done
+	  && for TEST_TARGET in $$($(SCRIPTS_DIR)/get_test_targets.py) ; do echo "Running tests for $$TEST_TARGET" ; run_tests . $$TEST_TARGET ; done

 tests-all-local-docker:
 	@if ! $(CONTAINER_RT_BIN) images -q $(CONTAINER_IMAGE) > /dev/null ; then $(MAKE) setup-local-docker ; fi
-	$(CONTAINER_RT_BIN) run $(CONTAINER_RT_OPTS) $(CONTAINER_IMAGE) make tests-all-local VERBOSE_PLATFORMIO=$(VERBOSE_PLATFORMIO) GIT_RESET_HARD=$(GIT_RESET_HARD)
-
-unit-test-single-local:
-	platformio run -t marlin_$(UNIT_TEST_CONFIG) -e linux_native_test
-
-unit-test-single-local-docker:
-	@if ! $(CONTAINER_RT_BIN) images -q $(CONTAINER_IMAGE) > /dev/null ; then $(MAKE) setup-local-docker ; fi
-	$(CONTAINER_RT_BIN) run $(CONTAINER_RT_OPTS)  $(CONTAINER_IMAGE) make unit-test-single-local UNIT_TEST_CONFIG=$(UNIT_TEST_CONFIG)
-
-unit-test-all-local:
-	platformio run -t test-marlin -e linux_native_test
-
-unit-test-all-local-docker:
-	@if ! $(CONTAINER_RT_BIN) images -q $(CONTAINER_IMAGE) > /dev/null ; then $(MAKE) setup-local-docker ; fi
-	$(CONTAINER_RT_BIN) run $(CONTAINER_RT_OPTS)  $(CONTAINER_IMAGE) make unit-test-all-local
+	$(CONTAINER_RT_BIN) run $(CONTAINER_RT_OPTS) $(CONTAINER_IMAGE) $(MAKE) tests-all-local VERBOSE_PLATFORMIO=$(VERBOSE_PLATFORMIO) GIT_RESET_HARD=$(GIT_RESET_HARD)

 setup-local-docker:
-	$(CONTAINER_RT_BIN) buildx build -t $(CONTAINER_IMAGE) -f docker/Dockerfile .
+	$(CONTAINER_RT_BIN) build -t $(CONTAINER_IMAGE) -f docker/Dockerfile .

 PINS := $(shell find Marlin/src/pins -mindepth 2 -name '*.h')

-.PHONY: $(PINS) format-pins validate-pins
-
 $(PINS): %:
-	@echo "Formatting $@"
-	@python $(SCRIPTS_DIR)/pinsformat.py $< $@
+	@echo "Formatting $@" && node $(SCRIPTS_DIR)/pinsformat.js $@

 format-pins: $(PINS)
-
-validate-pins: format-pins
-	@echo "Validating pins files"
-	@git diff --exit-code || (git status && echo "\nError: Pins files are not formatted correctly. Run \"make format-pins\" to fix.\n" && exit 1)
@@ -112,16 +112,6 @@
 //#define SERIAL_PORT_3 1
 //#define BAUDRATE_3 250000   // :[2400, 9600, 19200, 38400, 57600, 115200, 250000, 500000, 1000000] Enable to override BAUDRATE

-/**
- * Select a serial port to communicate with RS485 protocol
- * :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
- */
-//#define RS485_SERIAL_PORT 1
-#ifdef RS485_SERIAL_PORT
-  //#define M485_PROTOCOL 1   // Check your host for protocol compatibility
-  //#define RS485_BUS_BUFFER_SIZE 128
-#endif
-
 // Enable the Bluetooth serial interface on AT90USB devices
 //#define BLUETOOTH

@@ -682,7 +672,7 @@
 * MPCTEMP : Predictive Model temperature control. (~1.8K without auto-tune)
 */
 #define PIDTEMP           // See the PID Tuning Guide at https://reprap.org/wiki/PID_Tuning
-//#define MPCTEMP         // See https://marlinfw.org/docs/features/model_predictive_control.html
+//#define MPCTEMP         // ** EXPERIMENTAL ** See https://marlinfw.org/docs/features/model_predictive_control.html

 #define PID_MAX  255      // Limit hotend current while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #define PID_K1     0.95   // Smoothing factor within any PID loop
@@ -1908,11 +1898,12 @@
 * RAMPS-based boards use SERVO3_PIN for the first runout sensor.
 * For other boards you may need to define FIL_RUNOUT_PIN, FIL_RUNOUT2_PIN, etc.
 */
-#define FILAMENT_RUNOUT_SENSOR
+//#define FILAMENT_RUNOUT_SENSOR
 #if ENABLED(FILAMENT_RUNOUT_SENSOR)
-  #define FIL_RUNOUT_ENABLED { true } // Default enabled state for sensors E0[, E1[, E2[, E3...]]]. Override with M591EnnSn followed by M500.
-  #define FIL_RUNOUT_MODE    { 7 }    // Default mode for sensors E0[, E1[, E2[, E3...]]]. 0:NONE  1:Switch NO  2:Switch NC  7:Motion Sensor Override with M591EnPnn
+  #define FIL_RUNOUT_ENABLED_DEFAULT true // Enable the sensor on startup. Override with M412 followed by M500.
+  #define NUM_RUNOUT_SENSORS   1          // Number of sensors, up to one per extruder. Define a FIL_RUNOUT#_PIN for each.

+  #define FIL_RUNOUT_STATE     LOW        // Pin state indicating that filament is NOT present.
  #define FIL_RUNOUT_PULLUP               // Use internal pullup for filament runout pins.
  //#define FIL_RUNOUT_PULLDOWN           // Use internal pulldown for filament runout pins.
  //#define WATCH_ALL_RUNOUT_SENSORS      // Execute runout script on any triggering sensor, not only for the active extruder.
@@ -1956,11 +1947,58 @@
  // NOTE: After 'M412 H1' the host handles filament runout and this script does not apply.
  #define FILAMENT_RUNOUT_SCRIPT "M600"

-  // In Mode 1 or 2, continue printing this length of filament after a run out occurs before executing the
-  // runout script. Useful for a sensor at the end of a feed tube or debounce on a flakey sensor.
-  // In Mode 7, extrusion distance to expect a change of state.
-  // Override with M591EnLnn
-  #define FILAMENT_RUNOUT_DISTANCE_MM 5
+  // After a runout is detected, continue printing this length of filament
+  // before executing the runout script. Useful for a sensor at the end of
+  // a feed tube. Requires 4 bytes SRAM per sensor, plus 4 bytes overhead.
+  //#define FILAMENT_RUNOUT_DISTANCE_MM 25
+
+  #ifdef FILAMENT_RUNOUT_DISTANCE_MM
+    // Enable this option to use an encoder disc that toggles the runout pin
+    // as the filament moves. (Be sure to set FILAMENT_RUNOUT_DISTANCE_MM
+    // large enough to avoid false positives.)
+    //#define FILAMENT_MOTION_SENSOR
+
+    #if ENABLED(FILAMENT_MOTION_SENSOR)
+      //#define FILAMENT_SWITCH_AND_MOTION
+      #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
+        #define NUM_MOTION_SENSORS   1          // Number of sensors, up to one per extruder. Define a FIL_MOTION#_PIN for each.
+        //#define FIL_MOTION1_PIN    -1
+
+        // Override individually if the motion sensors vary
+        //#define FIL_MOTION1_STATE LOW
+        //#define FIL_MOTION1_PULLUP
+        //#define FIL_MOTION1_PULLDOWN
+
+        //#define FIL_MOTION2_STATE LOW
+        //#define FIL_MOTION2_PULLUP
+        //#define FIL_MOTION2_PULLDOWN
+
+        //#define FIL_MOTION3_STATE LOW
+        //#define FIL_MOTION3_PULLUP
+        //#define FIL_MOTION3_PULLDOWN
+
+        //#define FIL_MOTION4_STATE LOW
+        //#define FIL_MOTION4_PULLUP
+        //#define FIL_MOTION4_PULLDOWN
+
+        //#define FIL_MOTION5_STATE LOW
+        //#define FIL_MOTION5_PULLUP
+        //#define FIL_MOTION5_PULLDOWN
+
+        //#define FIL_MOTION6_STATE LOW
+        //#define FIL_MOTION6_PULLUP
+        //#define FIL_MOTION6_PULLDOWN
+
+        //#define FIL_MOTION7_STATE LOW
+        //#define FIL_MOTION7_PULLUP
+        //#define FIL_MOTION7_PULLDOWN
+
+        //#define FIL_MOTION8_STATE LOW
+        //#define FIL_MOTION8_PULLUP
+        //#define FIL_MOTION8_PULLDOWN
+      #endif
+    #endif
+  #endif
 #endif

 //===========================================================================
@@ -2180,7 +2218,7 @@
 #if ENABLED(LCD_BED_TRAMMING)
  #define BED_TRAMMING_INSET_LFRB { 30, 30, 30, 30 } // (mm) Left, Front, Right, Back insets
  #define BED_TRAMMING_HEIGHT      0.0        // (mm) Z height of nozzle at tramming points
-  #define BED_TRAMMING_Z_HOP       4.0        // (mm) Z raise between tramming points
+  #define BED_TRAMMING_Z_HOP       4.0        // (mm) Z height of nozzle between tramming points
  //#define BED_TRAMMING_INCLUDE_CENTER       // Move to the center after the last corner
  //#define BED_TRAMMING_USE_PROBE
  #if ENABLED(BED_TRAMMING_USE_PROBE)
@@ -2383,7 +2421,7 @@
 *    P1  Raise the nozzle always to Z-park height.
 *    P2  Raise the nozzle by Z-park amount, limited to Z_MAX_POS.
 */
-#define NOZZLE_PARK_FEATURE
+//#define NOZZLE_PARK_FEATURE

 #if ENABLED(NOZZLE_PARK_FEATURE)
  // Specify a park position as { X, Y, Z_raise }
@@ -3377,9 +3415,7 @@
  #define BUTTON_DELAY_EDIT      50 // (ms) Button repeat delay for edit screens
  #define BUTTON_DELAY_MENU     250 // (ms) Button repeat delay for menus

-  #if ANY(TFT_CLASSIC_UI, TFT_COLOR_UI)
-    //#define NO_BACK_MENU_ITEM     // Don't display a top menu item to go back to the parent menu
-  #endif
+  //#define DISABLE_ENCODER         // Disable the click encoder, if any

  #define TOUCH_SCREEN_CALIBRATION

@@ -604,8 +604,6 @@
 */
 //#define FAN_KICKSTART_TIME  100  // (ms)
 //#define FAN_KICKSTART_POWER 180  // 64-255
-//#define FAN_KICKSTART_LINEAR     // Set kickstart time linearly based on the speed, e.g., for 20% (51) it will be FAN_KICKSTART_TIME * 0.2.
-                                   // Useful for quick speed up to low speed. Kickstart power must be set to 255.

 // Some coolers may require a non-zero "off" state.
 //#define FAN_OFF_PWM  1
@@ -1187,19 +1185,24 @@
 * Zero Vibration (ZV) Input Shaping for X and/or Y movements.
 *
 * This option uses a lot of SRAM for the step buffer. The buffer size is
- * calculated automatically from SHAPING_FREQ_[XYZ], DEFAULT_AXIS_STEPS_PER_UNIT,
+ * calculated automatically from SHAPING_FREQ_[XY], DEFAULT_AXIS_STEPS_PER_UNIT,
 * DEFAULT_MAX_FEEDRATE and ADAPTIVE_STEP_SMOOTHING. The default calculation can
 * be overridden by setting SHAPING_MIN_FREQ and/or SHAPING_MAX_FEEDRATE.
 * The higher the frequency and the lower the feedrate, the smaller the buffer.
 * If the buffer is too small at runtime, input shaping will have reduced
 * effectiveness during high speed movements.
 *
- * Tune with M593 D<factor> F<frequency>
+ * Tune with M593 D<factor> F<frequency>:
+ *
+ *  D<factor>    Set the zeta/damping factor. If axes (X, Y, etc.) are not specified, set for all axes.
+ *  F<frequency> Set the frequency. If axes (X, Y, etc.) are not specified, set for all axes.
+ *  T[map]       Input Shaping type, 0:ZV, 1:EI, 2:2H EI (not implemented yet)
+ *  X<1>         Set the given parameters only for the X axis.
+ *  Y<1>         Set the given parameters only for the Y axis.
 */
 //#define INPUT_SHAPING_X
 //#define INPUT_SHAPING_Y
-//#define INPUT_SHAPING_Z
-#if ANY(INPUT_SHAPING_X, INPUT_SHAPING_Y, INPUT_SHAPING_Z)
+#if ANY(INPUT_SHAPING_X, INPUT_SHAPING_Y)
  #if ENABLED(INPUT_SHAPING_X)
    #define SHAPING_FREQ_X  40.0        // (Hz) The default dominant resonant frequency on the X axis.
    #define SHAPING_ZETA_X   0.15       // Damping ratio of the X axis (range: 0.0 = no damping to 1.0 = critical damping).
@@ -1208,10 +1211,6 @@
    #define SHAPING_FREQ_Y  40.0        // (Hz) The default dominant resonant frequency on the Y axis.
    #define SHAPING_ZETA_Y   0.15       // Damping ratio of the Y axis (range: 0.0 = no damping to 1.0 = critical damping).
  #endif
-  #if ENABLED(INPUT_SHAPING_Z)
-    #define SHAPING_FREQ_Z  40.0        // (Hz) The default dominant resonant frequency on the Z axis.
-    #define SHAPING_ZETA_Z   0.15       // Damping ratio of the Z axis (range: 0.0 = no damping to 1.0 = critical damping).
-  #endif
  //#define SHAPING_MIN_FREQ  20.0      // (Hz) By default the minimum of the shaping frequencies. Override to affect SRAM usage.
  //#define SHAPING_MAX_STEPRATE 10000  // By default the maximum total step rate of the shaped axes. Override to affect SRAM usage.
  //#define SHAPING_MENU                // Add a menu to the LCD to set shaping parameters.
@@ -1333,6 +1332,8 @@
  //#define CALIBRATION_SCRIPT_PRE  "M117 Starting Auto-Calibration\nT0\nG28\nG12\nM117 Calibrating..."
  //#define CALIBRATION_SCRIPT_POST "M500\nM117 Calibration data saved"

+  #define CALIBRATION_MEASUREMENT_RESOLUTION     0.01 // mm
+
  #define CALIBRATION_FEEDRATE_SLOW             60    // mm/min
  #define CALIBRATION_FEEDRATE_FAST           1200    // mm/min
  #define CALIBRATION_FEEDRATE_TRAVEL         3000    // mm/min
@@ -1583,7 +1584,7 @@
    #if HAS_MARLINUI_U8GLIB
      //#define BOOT_MARLIN_LOGO_ANIMATED // Animated Marlin logo. Costs ~3260 (or ~940) bytes of flash.
    #endif
-    #if ANY(HAS_MARLINUI_U8GLIB, TOUCH_UI_FTDI_EVE, HAS_MARLINUI_HD44780)
+    #if ANY(HAS_MARLINUI_U8GLIB, TOUCH_UI_FTDI_EVE)
      //#define SHOW_CUSTOM_BOOTSCREEN    // Show the bitmap in Marlin/_Bootscreen.h on startup.
    #endif
  #endif
@@ -2329,7 +2330,6 @@
 *
 * Control extrusion rate based on instantaneous extruder velocity. Can be used to correct for
 * underextrusion at high extruder speeds that are otherwise well-behaved (i.e., not skipping).
- * For better results also enable ADAPTIVE_STEP_SMOOTHING.
 */
 //#define NONLINEAR_EXTRUSION

@@ -2557,28 +2557,27 @@
 //#define MINIMUM_STEPPER_PRE_DIR_DELAY 650

 /**
- * Minimum stepper driver pulse width (in ns)
- * If undefined, these defaults (from Conditionals_adv.h) apply:
- *     100 : Minimum for TMC2xxx stepper drivers
- *     500 : Minimum for LV8729
- *    1000 : Minimum for A4988 and A5984 stepper drivers
- *    2000 : Minimum for DRV8825 stepper drivers
- *    3000 : Minimum for TB6600 stepper drivers
- *   30000 : Minimum for TB6560 stepper drivers
+ * Minimum stepper driver pulse width (in µs)
+ *   0 : Smallest possible width the MCU can produce, compatible with TMC2xxx drivers
+ *   0 : Minimum 500ns for LV8729, adjusted in stepper.h
+ *   1 : Minimum for A4988 and A5984 stepper drivers
+ *   2 : Minimum for DRV8825 stepper drivers
+ *   3 : Minimum for TB6600 stepper drivers
+ *  30 : Minimum for TB6560 stepper drivers
 *
 * Override the default value based on the driver type set in Configuration.h.
 */
-//#define MINIMUM_STEPPER_PULSE_NS 2000
+//#define MINIMUM_STEPPER_PULSE 2

 /**
 * Maximum stepping rate (in Hz) the stepper driver allows
- * If undefined, these defaults (from Conditionals_adv.h) apply:
+ *  If undefined, defaults to 1MHz / (2 * MINIMUM_STEPPER_PULSE)
 *  5000000 : Maximum for TMC2xxx stepper drivers
 *  1000000 : Maximum for LV8729 stepper driver
- *   500000 : Maximum for A4988 stepper driver
- *   250000 : Maximum for DRV8825 stepper driver
- *   150000 : Maximum for TB6600 stepper driver
- *    15000 : Maximum for TB6560 stepper driver
+ *  500000  : Maximum for A4988 stepper driver
+ *  250000  : Maximum for DRV8825 stepper driver
+ *  150000  : Maximum for TB6600 stepper driver
+ *   15000  : Maximum for TB6560 stepper driver
 *
 * Override the default value based on the driver type set in Configuration.h.
 */
@@ -2655,7 +2654,7 @@
 * Currently handles M108, M112, M410, M876
 * NOTE: Not yet implemented for all platforms.
 */
-#define EMERGENCY_PARSER
+//#define EMERGENCY_PARSER

 /**
 * Realtime Reporting (requires EMERGENCY_PARSER)
@@ -2699,7 +2698,7 @@
 * This feature is EXPERIMENTAL so use with caution and test thoroughly.
 * Enable this option to receive data on the serial ports via the onboard DMA
 * controller for more stable and reliable high-speed serial communication.
- * Support is currently limited to some STM32 MCUs and all HC32 MCUs.
+ * Only some STM32 MCUs are currently supported.
 * Note: This has no effect on emulated USB serial ports.
 */
 //#define SERIAL_DMA
@@ -2888,7 +2887,7 @@
 *
 * Enable PARK_HEAD_ON_PAUSE to add the G-code M125 Pause and Park.
 */
-#define ADVANCED_PAUSE_FEATURE
+//#define ADVANCED_PAUSE_FEATURE
 #if ENABLED(ADVANCED_PAUSE_FEATURE)
  #define PAUSE_PARK_RETRACT_FEEDRATE         60  // (mm/s) Initial retract feedrate.
  #define PAUSE_PARK_RETRACT_LENGTH            2  // (mm) Initial retract.
@@ -4262,8 +4261,7 @@

 /**
 * Instant freeze / unfreeze functionality
- * Potentially useful for rapid stop that allows being resumed. Halts stepper movement.
- * Note this does NOT pause spindles, lasers, fans, heaters or any other auxiliary device.
+ * Potentially useful for emergency stop that allows being resumed.
 * @section interface
 */
 //#define FREEZE_FEATURE
@@ -41,7 +41,7 @@
 * here we define this default string as the date where the latest release
 * version was tagged.
 */
-//#define STRING_DISTRIBUTION_DATE "2024-07-12"
+//#define STRING_DISTRIBUTION_DATE "2024-04-10"

 /**
 * Defines a generic printer name to be output to the LCD after booting Marlin.
@@ -141,7 +141,7 @@ typedef Servo hal_servo_t;
    #error "LCD_SERIAL_PORT must be from 0 to 3."
  #endif
  #define LCD_SERIAL lcdSerial
-  #if ANY(HAS_DGUS_LCD, EXTENSIBLE_UI)
+  #if HAS_DGUS_LCD
    #define LCD_SERIAL_TX_BUFFER_FREE() LCD_SERIAL.get_tx_buffer_free()
  #endif
 #endif
@@ -159,7 +159,7 @@ typedef Servo hal_servo_t;
 #define GET_PIN_MAP_INDEX(pin) pin
 #define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)

-#define HAL_SENSITIVE_PINS 0, 1
+#define HAL_SENSITIVE_PINS 0, 1,

 #ifdef __AVR_AT90USB1286__
  #define JTAG_DISABLE() do{ MCUCR = 0x80; MCUCR = 0x80; }while(0)
@@ -629,7 +629,7 @@ MSerialT1 customizedSerial1(MSerialT1::HasEmergencyParser);
  template class MarlinSerial< LCDSerialCfg<LCD_SERIAL_PORT> >;
  MSerialLCD lcdSerial(MSerialLCD::HasEmergencyParser);

-  #if ANY(HAS_DGUS_LCD, EXTENSIBLE_UI)
+  #if HAS_DGUS_LCD
    template<typename Cfg>
    typename MarlinSerial<Cfg>::ring_buffer_pos_t MarlinSerial<Cfg>::get_tx_buffer_free() {
      const ring_buffer_pos_t t = tx_buffer.tail,  // next byte to send.
@@ -205,7 +205,7 @@
    static ring_buffer_pos_t available();
    static void write(const uint8_t c);
    static void flushTX();
-    #if ANY(HAS_DGUS_LCD, EXTENSIBLE_UI)
+    #if HAS_DGUS_LCD
      static ring_buffer_pos_t get_tx_buffer_free();
    #endif

@@ -345,14 +345,6 @@ void setup_endstop_interrupts() {
      pciSetup(Z_MIN_PROBE_PIN);
    #endif
  #endif
-  #if USE_CALIBRATION
-    #if (digitalPinToInterrupt(CALIBRATION_PIN) != NOT_AN_INTERRUPT)
-      _ATTACH(CALIBRATION_PIN);
-    #else
-      static_assert(digitalPinHasPCICR(CALIBRATION_PIN), "CALIBRATION_PIN is not interrupt-capable. Disable ENDSTOP_INTERRUPTS_FEATURE to continue.");
-      pciSetup(CALIBRATION_PIN);
-    #endif
-  #endif

  // If we arrive here without raising an assertion, each pin has either an EXT-interrupt or a PCI.
 }
@@ -150,7 +150,7 @@ void MarlinHAL::set_pwm_frequency(const pin_t pin, const uint16_t f_desired) {
      else {
        if (p == 32 || p == 128) continue;                    // Skip TIMER2 specific prescalers when not TIMER2
        const uint16_t rft = (F_CPU) / (p * f_desired);
-        DEBUG_ECHOLNPGM("(Not Timer 2) F_CPU=", STRINGIFY(F_CPU), " prescaler=", p, " f_desired=", f_desired);
+        DEBUG_ECHOLNPGM("(Not Timer 2) F_CPU=" STRINGIFY(F_CPU), " prescaler=", p, " f_desired=", f_desired);
        res_fast_temp = rft - 1;
        res_pc_temp = rft / 2;
      }
@@ -28,6 +28,9 @@
 *   Port          : E0 E1 E4 E5 G5 E3 H3 H4 H5 H6 B4 B5 B6 B7 J1 J0 H1 H0 D3 D2 D1 D0 A0 A1 A2 A3 A4 A5 A6 A7 C7 C6 C5 C4 C3 C2 C1 C0 D7 G2 G1 G0 L7 L6 L5 L4 L3 L2 L1 L0 B3 B2 B1 B0 F0 F1 F2 F3 F4 F5 F6 F7 K0 K1 K2 K3 K4 K5 K6 K7 | E2 E6 E7 xx xx H2 H7 G3 G4 xx xx xx xx xx D4 D5 D6 xx xx J2 J3 J4 J5 J6 J7 xx xx xx xx xx
 *   Logical Pin   : 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | 78 79 80 xx xx 84 85 71 70 xx xx xx xx xx 81 82 83 xx xx 72 73 75 76 77 74 xx xx xx xx xx
 *   Analog Input  :                                                                                                                                                                    0  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15
+ *
+ * Arduino Pin Layout video: https://youtu.be/rIqeVCX09FA
+ * AVR alternate pin function overview video: https://youtu.be/1yd8wuI5Plg
 */

 #include "../fastio.h"
@@ -26,6 +26,9 @@
 *
 *   Logical Pin: 38 39 40 41 42 43 44 45 16 10 11 12 06 07 08 09 30 31 32 33 34 35 36 37 17 18 19 20 21 22 23 24 00 01 13 05 02 03 14 15 46 47 48 49 50 51 52 53 25 26 27 28 29 04
 *   Port:        A0 A1 A2 A3 A4 A5 A6 A7 B0 B1 B2 B3 B4 B5 B6 B7 C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3 D4 D5 D6 D7 E0 E1 E2 E3 E4 E5 E6 E7 F0 F1 F2 F3 F4 F5 F6 F7 G0 G1 G2 G3 G4 G5
+ *
+ * Arduino Pin Layout video: https://youtu.be/rIqeVCX09FA
+ * AVR alternate pin function overview video: https://youtu.be/1yd8wuI5Plg
 */

 #include "../fastio.h"
@@ -26,6 +26,9 @@
 *
 *   Logical Pin: 08 09 10 11 12 13 14 15 16 17 18 19 20 21 00 01 02 03 04 05 06 07
 *   Port:        B0 B1 B2 B3 B4 B5 C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3 D4 D5 D6 D7
+ *
+ * Arduino Pin Layout video: https://youtu.be/rIqeVCX09FA
+ * AVR alternate pin function overview video: https://youtu.be/1yd8wuI5Plg
 */

 #include "../fastio.h"
@@ -26,6 +26,9 @@
 *
 *   Logical Pin: 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
 *   Port:        B0 B1 B2 B3 B4 B5 B6 B7 D0 D1 D2 D3 D4 D5 D6 D7 C0 C1 C2 C3 C4 C5 C6 C7 A7 A6 A5 A4 A3 A2 A1 A0
+ *
+ * Arduino Pin Layout video: https://youtu.be/rIqeVCX09FA
+ * AVR alternate pin function overview video: https://youtu.be/1yd8wuI5Plg
 */

 /**                        ATMega644
@@ -27,6 +27,9 @@
 *   Logical Pin: 28 29 30 31 32 33 34 35 20 21 22 23 24 25 26 27 10 11 12 13 14 15 16 17 00 01 02 03 04 05 06 07 08 09(46*47)36 37 18 19 38 39 40 41 42 43 44 45
 *   Port:        A0 A1 A2 A3 A4 A5 A6 A7 B0 B1 B2 B3 B4 B5 B6 B7 C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3 D4 D5 D6 D7 E0 E1 E2 E3 E4 E5 E6 E7 F0 F1 F2 F3 F4 F5 F6 F7
 *            The logical pins 46 and 47 are not supported by Teensyduino, but are supported below as E2 and E3
+ *
+ * Arduino Pin Layout video: https://youtu.be/rIqeVCX09FA
+ * AVR alternate pin function overview video: https://youtu.be/1yd8wuI5Plg
 */

 #include "../fastio.h"
@@ -120,7 +120,7 @@ void u8g_spiSend_sw_AVR_mode_3(uint8_t val) {
  U8G_ATOMIC_END();
 }

-#if U8G_SPI_USE_MODE_3
+#if ENABLED(FYSETC_MINI_12864)
  #define SPISEND_SW_AVR u8g_spiSend_sw_AVR_mode_3
 #else
  #define SPISEND_SW_AVR u8g_spiSend_sw_AVR_mode_0
@@ -143,9 +143,9 @@ uint8_t u8g_com_HAL_AVR_sw_sp_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void
      break;

    case U8G_COM_MSG_CHIP_SELECT:
-      #if U8G_SPI_USE_MODE_3                                  // LCD SPI is running mode 3 while SD card is running mode 0
-        if (arg_val) {                                        // SCK idle state needs to be set to the proper idle state before
-                                                              //  the next chip select goes active
+      #if ENABLED(FYSETC_MINI_12864)           // LCD SPI is running mode 3 while SD card is running mode 0
+        if (arg_val) {                         //   SCK idle state needs to be set to the proper idle state before
+                                               //   the next chip select goes active
          u8g_com_arduino_digital_write(u8g, U8G_PI_SCK, 1);  // Set SCK to mode 3 idle state before CS goes active
          u8g_com_arduino_digital_write(u8g, U8G_PI_CS, LOW);
        }
@@ -64,7 +64,6 @@ void setup_endstop_interrupts() {
  TERN_(USE_Z4_MAX,      _ATTACH(Z4_MAX_PIN));
  TERN_(USE_Z4_MIN,      _ATTACH(Z4_MIN_PIN));
  TERN_(USE_Z_MIN_PROBE, _ATTACH(Z_MIN_PROBE_PIN));
-  TERN_(USE_CALIBRATION, _ATTACH(CALIBRATION_PIN));
  TERN_(USE_I_MAX,       _ATTACH(I_MAX_PIN));
  TERN_(USE_I_MIN,       _ATTACH(I_MIN_PIN));
  TERN_(USE_J_MAX,       _ATTACH(J_MAX_PIN));
@@ -61,7 +61,7 @@
 #else
  #define G2_PWM_Z 0
 #endif
-#if HAS_MOTOR_CURRENT_PWM_E
+#if PIN_EXISTS(MOTOR_CURRENT_PWM_E)
  #define G2_PWM_E 1
 #else
  #define G2_PWM_E 0
@@ -68,15 +68,16 @@
 * Usually the hardware SPI pins are only available to the LCD. This makes the DUE hard SPI used at the same time
 * as the TMC2130 soft SPI the most common setup.
 */
+#define _IS_HW_SPI(P) (defined(TMC_SPI_##P) && (TMC_SPI_##P == SD_MOSI_PIN || TMC_SPI_##P == SD_MISO_PIN || TMC_SPI_##P == SD_SCK_PIN))
+
 #if HAS_MEDIA && HAS_DRIVER(TMC2130)
-  #define _IS_HW_SPI(P) (defined(TMC_SPI_##P) && (TMC_SPI_##P == SD_MOSI_PIN || TMC_SPI_##P == SD_MISO_PIN || TMC_SPI_##P == SD_SCK_PIN))
-  #if DISABLED(SOFTWARE_SPI) && ENABLED(TMC_USE_SW_SPI) && (_IS_HW_SPI(MOSI) || _IS_HW_SPI(MISO) || _IS_HW_SPI(SCK))
-    #error "DUE hardware SPI is required but is incompatible with TMC2130 software SPI. Either disable TMC_USE_SW_SPI or use separate pins for the two SPIs."
-  #endif
-  #if ENABLED(SOFTWARE_SPI) && DISABLED(TMC_USE_SW_SPI)
+  #if ENABLED(TMC_USE_SW_SPI)
+    #if DISABLED(SOFTWARE_SPI) && (_IS_HW_SPI(MOSI) || _IS_HW_SPI(MISO) || _IS_HW_SPI(SCK))
+      #error "DUE hardware SPI is required but is incompatible with TMC2130 software SPI. Either disable TMC_USE_SW_SPI or use separate pins for the two SPIs."
+    #endif
+  #elif ENABLED(SOFTWARE_SPI)
    #error "DUE software SPI is required but is incompatible with TMC2130 hardware SPI. Enable TMC_USE_SW_SPI to fix."
  #endif
-  #undef _IS_HW_SPI
 #endif

 #if ENABLED(FAST_PWM_FAN) || SPINDLE_LASER_FREQUENCY
@@ -24,7 +24,7 @@
 /**
 * Define SPI Pins: SCK, MISO, MOSI, SS
 *
- * Available chip select pins for HW SPI are 4 10 52 77 87
+ * Available chip select pins for HW SPI are 4 10 52 77
 */
 #if SDSS == 4 || SDSS == 10 || SDSS == 52 || SDSS == 77 || SDSS == 87
  #if SDSS == 4
@@ -66,7 +66,7 @@

 #include <U8glib-HAL.h>

-#if U8G_SPI_USE_MODE_3
+#if ENABLED(FYSETC_MINI_12864)
  #define SPISEND_SW_DUE u8g_spiSend_sw_DUE_mode_3
 #else
  #define SPISEND_SW_DUE u8g_spiSend_sw_DUE_mode_0
@@ -96,15 +96,15 @@ uint8_t u8g_com_HAL_DUE_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void
      break;

    case U8G_COM_MSG_CHIP_SELECT:
-      #if U8G_SPI_USE_MODE_3                        // LCD SPI is running mode 3 while SD card is running mode 0
-        if (arg_val) {                              // SCK idle state needs to be set to the proper idle state before
-                                                    //  the next chip select goes active
-          u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 1);   // Set SCK to mode 3 idle state before CS goes active
+      #if ENABLED(FYSETC_MINI_12864)           // LCD SPI is running mode 3 while SD card is running mode 0
+        if (arg_val) {                        //   SCK idle state needs to be set to the proper idle state before
+                                               //   the next chip select goes active
+          u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 1);  //set SCK to mode 3 idle state before CS goes active
          u8g_SetPILevel_DUE(u8g, U8G_PI_CS, LOW);
        }
        else {
          u8g_SetPILevel_DUE(u8g, U8G_PI_CS, HIGH);
-          u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 0);   // Set SCK to mode 0 idle state after CS goes inactive
+          u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 0); //set SCK to mode 0 idle state after CS goes inactive
        }
      #else
        u8g_SetPILevel_DUE(u8g, U8G_PI_CS, !arg_val);
@@ -11,7 +11,7 @@ if pioutil.is_pio_build():

    if current_OS == 'Windows':

-        env = pioutil.env
+        Import("env")

        # Use bossac.exe on Windows
        env.Replace(
@@ -18,32 +18,32 @@ extern "C" {
 void sd_mmc_spi_mem_init() {
 }

-inline bool media_ready() {
-  return IS_SD_INSERTED() && !IS_SD_PRINTING() && !IS_SD_FILE_OPEN() && card.isMounted();
-}
-
-bool sd_mmc_spi_unload(bool) { return true; }
-
-bool sd_mmc_spi_wr_protect() { return false; }
-
-bool sd_mmc_spi_removal() { return !media_ready(); }
-
 Ctrl_status sd_mmc_spi_test_unit_ready() {
  #ifdef DISABLE_DUE_SD_MMC
    return CTRL_NO_PRESENT;
  #endif
-  if (!media_ready()) return CTRL_NO_PRESENT;
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted())
+    return CTRL_NO_PRESENT;
  return CTRL_GOOD;
 }

 // NOTE: This function is defined as returning the address of the last block
 // in the card, which is cardSize() - 1
 Ctrl_status sd_mmc_spi_read_capacity(uint32_t *nb_sector) {
-  if (!media_ready()) return CTRL_NO_PRESENT;
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted())
+    return CTRL_NO_PRESENT;
  *nb_sector = card.diskIODriver()->cardSize() - 1;
  return CTRL_GOOD;
 }

+bool sd_mmc_spi_unload(bool) { return true; }
+
+bool sd_mmc_spi_wr_protect() { return false; }
+
+bool sd_mmc_spi_removal() {
+  return (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted());
+}
+
 #if ACCESS_USB == true
 /**
 * \name MEM <-> USB Interface
@@ -61,7 +61,8 @@ Ctrl_status sd_mmc_spi_usb_read_10(uint32_t addr, uint16_t nb_sector) {
  #ifdef DISABLE_DUE_SD_MMC
    return CTRL_NO_PRESENT;
  #endif
-  if (!media_ready()) return CTRL_NO_PRESENT;
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted())
+    return CTRL_NO_PRESENT;

  #ifdef DEBUG_MMC
  {
@@ -100,7 +101,8 @@ Ctrl_status sd_mmc_spi_usb_write_10(uint32_t addr, uint16_t nb_sector) {
  #ifdef DISABLE_DUE_SD_MMC
    return CTRL_NO_PRESENT;
  #endif
-  if (!media_ready()) return CTRL_NO_PRESENT;
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted())
+    return CTRL_NO_PRESENT;

  #ifdef DEBUG_MMC
  {
@@ -74,7 +74,7 @@
 //!
 //! @brief This function initializes the hw/sw resources required to drive the SD_MMC_SPI.
 //!/
-void sd_mmc_spi_mem_init();
+extern void           sd_mmc_spi_mem_init(void);

 //!
 //! @brief This function tests the state of the SD_MMC memory and sends it to the Host.
@@ -87,7 +87,7 @@ void sd_mmc_spi_mem_init();
 //!   Media not present    ->    CTRL_NO_PRESENT
 //!   Media has changed    ->    CTRL_BUSY
 //!/
-Ctrl_status sd_mmc_spi_test_unit_ready();
+extern Ctrl_status    sd_mmc_spi_test_unit_ready(void);

 //!
 //! @brief This function gives the address of the last valid sector.
@@ -98,7 +98,7 @@ Ctrl_status sd_mmc_spi_test_unit_ready();
 //!   Media ready          ->  CTRL_GOOD
 //!   Media not present    ->  CTRL_NO_PRESENT
 //!/
-Ctrl_status sd_mmc_spi_read_capacity(uint32_t *nb_sector);
+extern Ctrl_status    sd_mmc_spi_read_capacity(uint32_t *nb_sector);

 /*! \brief Unload/Load the SD/MMC card selected
 *
@@ -109,7 +109,7 @@ Ctrl_status sd_mmc_spi_read_capacity(uint32_t *nb_sector);
 *
 * \return \c true if unload/load done success.
 */
-bool sd_mmc_spi_unload(bool unload);
+extern bool sd_mmc_spi_unload(bool unload);

 //!
 //! @brief This function returns the write protected status of the memory.
@@ -120,14 +120,14 @@ bool sd_mmc_spi_unload(bool unload);
 //!
 //! @return false  -> the memory is not write-protected (always)
 //!/
-bool sd_mmc_spi_wr_protect();
+extern bool           sd_mmc_spi_wr_protect(void);

 //!
 //! @brief This function tells if the memory has been removed or not.
 //!
 //! @return false  -> The memory isn't removed
 //!
-bool sd_mmc_spi_removal();
+extern bool           sd_mmc_spi_removal(void);

 //---- ACCESS DATA FUNCTIONS ----

@@ -147,7 +147,7 @@ bool sd_mmc_spi_removal();
 //!   It is ready    ->    CTRL_GOOD
 //!   A error occur  ->    CTRL_FAIL
 //!
-Ctrl_status sd_mmc_spi_usb_read_10(uint32_t addr, uint16_t nb_sector);
+extern Ctrl_status    sd_mmc_spi_usb_read_10(uint32_t addr, uint16_t nb_sector);

 //! This function initializes the SD/MMC memory for a write operation
 //!
@@ -161,7 +161,7 @@ Ctrl_status sd_mmc_spi_usb_read_10(uint32_t addr, uint16_t nb_sector);
 //!   It is ready    ->    CTRL_GOOD
 //!   An error occurs  ->    CTRL_FAIL
 //!
-Ctrl_status sd_mmc_spi_usb_write_10(uint32_t addr, uint16_t nb_sector);
+extern Ctrl_status    sd_mmc_spi_usb_write_10(uint32_t addr, uint16_t nb_sector);

 #endif // #if ACCESS_USB == true

@@ -59,7 +59,6 @@ void setup_endstop_interrupts() {
  TERN_(USE_Z4_MAX,      _ATTACH(Z4_MAX_PIN));
  TERN_(USE_Z4_MIN,      _ATTACH(Z4_MIN_PIN));
  TERN_(USE_Z_MIN_PROBE, _ATTACH(Z_MIN_PROBE_PIN));
-  TERN_(USE_CALIBRATION, _ATTACH(CALIBRATION_PIN));
  TERN_(USE_I_MAX,       _ATTACH(I_MAX_PIN));
  TERN_(USE_I_MIN,       _ATTACH(I_MIN_PIN));
  TERN_(USE_J_MAX,       _ATTACH(J_MAX_PIN));
@@ -142,31 +142,12 @@
 // ADC
 //
 #define HAL_ADC_VREF_MV 3300
-#define HAL_ADC_RESOLUTION 12
+#define HAL_ADC_RESOLUTION 10

 #define GET_PIN_MAP_PIN(index) index
 #define GET_PIN_MAP_INDEX(pin) pin
 #define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)

-//
-// Debug port disable
-// JTMS / SWDIO = PA13
-// JTCK / SWCLK = PA14
-// JTDI         = PA15
-// JTDO         = PB3
-// NJTRST       = PB4
-//
-#define DBG_SWCLK _BV(0)
-#define DBG_SWDIO _BV(1)
-#define DBG_TDO   _BV(2)
-#define DBG_TDI   _BV(3)
-#define DBG_TRST  _BV(4)
-#define DBG_ALL (DBG_SWCLK | DBG_SWDIO | DBG_TDO | DBG_TDI | DBG_TRST)
-
-#define JTAGSWD_RESET() PORT_DebugPortSetting(DBG_ALL, Enable);
-#define JTAG_DISABLE() PORT_DebugPortSetting(DBG_TDO | DBG_TDI | DBG_TRST, Disable);
-#define JTAGSWD_DISABLE() PORT_DebugPortSetting(DBG_ALL, Disable);
-
 //
 // MarlinHAL implementation
 //
@@ -123,11 +123,6 @@ void MarlinHAL::init() {

  // Register min serial
  TERN_(POSTMORTEM_DEBUGGING, install_min_serial());
-
-  // warn if low memory after init
-  if (freeMemory() < 1024) {
-    SERIAL_WARN_MSG("HAL: low memory after init!\n");
-  }
 }

 void MarlinHAL::init_board() {}
@@ -152,31 +147,7 @@ void MarlinHAL::delay_ms(const int ms) {
  delay(ms);
 }

-void MarlinHAL::idletask() {
-  #if ENABLED(MARLIN_DEV_MODE)
-    // check & print serial RX errors
-    MSerialT *serials[] = { &MSerial1, &MSerial2 };
-    for (int serial = 0; serial < 2; serial++) {
-      usart_receive_error_t err = serials[serial]->getReceiveError();
-      if (err != usart_receive_error_t::None) {
-        // "Warning: MSerial[n] RX [Framing|Parity|Overrun] Error"
-        SERIAL_WARN_START();
-        SERIAL_ECHOPGM(" MSerial");
-        SERIAL_ECHO(serial + 1);
-        SERIAL_ECHOPGM(" RX ");
-        switch(err) {
-          case usart_receive_error_t::FramingError: SERIAL_ECHOPGM("Framing"); break;
-          case usart_receive_error_t::ParityError:  SERIAL_ECHOPGM("Parity");  break;
-          case usart_receive_error_t::OverrunError: SERIAL_ECHOPGM("Overrun"); break;
-          case usart_receive_error_t::RxDataDropped: SERIAL_ECHOPGM("DataDropped"); break;
-          default: break;
-        }
-        SERIAL_ECHOPGM(" Error");
-        SERIAL_EOL();
-      }
-    }
-  #endif
-}
+void MarlinHAL::idletask() {}

 uint8_t MarlinHAL::get_reset_source() {
  // Query reset cause from RMU
@@ -232,9 +203,7 @@ int MarlinHAL::freeMemory() {
  return &top - _sbrk(0);
 }

-void MarlinHAL::adc_init() {
-  analogReadResolution(HAL_ADC_RESOLUTION);
-}
+void MarlinHAL::adc_init() {}

 void MarlinHAL::adc_enable(const pin_t pin) {
  #if TEMP_SENSOR_SOC
@@ -46,34 +46,14 @@ constexpr bool serial_handles_emergency(int port) {
 //
 // Define serial ports
 //
-
-// serial port where RX and TX use IRQs
-#define DEFINE_IRQ_SERIAL_MARLIN(name, n)      \
+#define DEFINE_HWSERIAL_MARLIN(name, n)      \
  MSerialT name(serial_handles_emergency(n), \
                &USART##n##_config,          \
                BOARD_USART##n##_TX_PIN,     \
                BOARD_USART##n##_RX_PIN);

-// serial port where RX uses DMA and TX uses IRQs
-// all serial ports use DMA1
-// since there are 4 USARTs and 4 DMA channels, we can use the USART number as the DMA channel
-#define DEFINE_DMA_SERIAL_MARLIN(name, n)      \
-  MSerialT name(serial_handles_emergency(n), \
-                &USART##n##_config,          \
-                BOARD_USART##n##_TX_PIN,     \
-                BOARD_USART##n##_RX_PIN,     \
-                M4_DMA1,                     \
-                ((en_dma_channel_t)(n - 1))); // map USART1 to DMA channel 0, USART2 to DMA channel 1, etc.
-
-#define DEFINE_SERIAL_MARLIN(name, n) TERN(SERIAL_DMA, DEFINE_DMA_SERIAL_MARLIN(name, n), DEFINE_IRQ_SERIAL_MARLIN(name, n))
-
-DEFINE_SERIAL_MARLIN(MSerial1, 1);
-DEFINE_SERIAL_MARLIN(MSerial2, 2);
-
-// TODO: remove this warning when SERIAL_DMA has been tested some more
-#if ENABLED(SERIAL_DMA)
-  #warning "SERIAL_DMA may be unstable on HC32F460."
-#endif
+DEFINE_HWSERIAL_MARLIN(MSerial1, 1);
+DEFINE_HWSERIAL_MARLIN(MSerial2, 2);

 //
 // Serial port assertions
@@ -25,42 +25,17 @@
 #include <drivers/usart/Usart.h>

 // Optionally set uart IRQ priority to reduce overflow errors
-//#define UART_RX_IRQ_PRIO 1
-//#define UART_TX_IRQ_PRIO 1
-//#define UART_RX_DMA_IRQ_PRIO 1
+// #define UART_IRQ_PRIO 1

 struct MarlinSerial : public Usart {
-  MarlinSerial(
-    struct usart_config_t *usart_device,
-    gpio_pin_t tx_pin,
-    gpio_pin_t rx_pin
-    #if ENABLED(SERIAL_DMA)
-    , M4_DMA_TypeDef *dma_unit = nullptr,
-    en_dma_channel_t rx_dma_channel = DmaCh0
-    #endif
-  ) : Usart(usart_device, tx_pin, rx_pin) {
-    #if ENABLED(SERIAL_DMA)
-      if (dma_unit != nullptr) {
-        enableRxDma(dma_unit, rx_dma_channel);
-      }
-    #endif
-  }
+  MarlinSerial(struct usart_config_t *usart_device, gpio_pin_t tx_pin, gpio_pin_t rx_pin) : Usart(usart_device, tx_pin, rx_pin) {}

-  #if defined(UART_RX_IRQ_PRIO) || defined(UART_TX_IRQ_PRIO) || defined(UART_RX_DMA_IRQ_PRIO)
+  #ifdef UART_IRQ_PRIO
    void setPriority() {
-      #if defined(UART_RX_IRQ_PRIO)
-        NVIC_SetPriority(c_dev()->interrupts.rx_data_available.interrupt_number, UART_RX_IRQ_PRIO);
-        NVIC_SetPriority(c_dev()->interrupts.rx_error.interrupt_number, UART_RX_IRQ_PRIO);
-      #endif
-
-      #if defined(UART_TX_IRQ_PRIO)
-        NVIC_SetPriority(c_dev()->interrupts.tx_buffer_empty.interrupt_number, UART_TX_IRQ_PRIO);
-        NVIC_SetPriority(c_dev()->interrupts.tx_complete.interrupt_number, UART_TX_IRQ_PRIO);
-      #endif
-
-      #if defined(UART_RX_DMA_IRQ_PRIO) && ENABLED(SERIAL_DMA)
-        NVIC_SetPriority(c_dev()->dma.rx.rx_data_available_dma_btc.interrupt_number, UART_RX_DMA_IRQ_PRIO);
-      #endif
+      NVIC_SetPriority(c_dev()->interrupts.rx_data_available.interrupt_number, UART_IRQ_PRIO);
+      NVIC_SetPriority(c_dev()->interrupts.rx_error.interrupt_number, UART_IRQ_PRIO);
+      NVIC_SetPriority(c_dev()->interrupts.tx_buffer_empty.interrupt_number, UART_IRQ_PRIO);
+      NVIC_SetPriority(c_dev()->interrupts.tx_complete.interrupt_number, UART_IRQ_PRIO);
    }

    void begin(uint32_t baud) {
@@ -72,12 +47,7 @@ struct MarlinSerial : public Usart {
      Usart::begin(baud, config);
      setPriority();
    }
-
-    void begin(uint32_t baud, const stc_usart_uart_init_t *config, const bool rxNoiseFilter = true) {
-      Usart::begin(baud, config, rxNoiseFilter);
-      setPriority();
-    }
-  #endif // UART_RX_IRQ_PRIO || UART_TX_IRQ_PRIO || UART_RX_DMA_IRQ_PRIO
+  #endif
 };

 typedef Serial1Class<MarlinSerial> MSerialT;
@@ -1,75 +0,0 @@
-/**
- * app_config.h is included by the hc32f460 arduino build script for every source file.
- * it is used to configure the arduino core (and ddl) automatically according
- * to the settings in Configuration.h and Configuration_adv.h.
- */
-#pragma once
-#ifndef _HC32_APP_CONFIG_H_
-#define _HC32_APP_CONFIG_H_
-
-#include "../../inc/MarlinConfigPre.h"
-
-//
-// dev mode
-//
-#if ENABLED(MARLIN_DEV_MODE)
-  #define __DEBUG 1
-  #define __CORE_DEBUG 1
-#endif
-
-//
-// Fault Handlers and Panic
-//
-
-#if ENABLED(POSTMORTEM_DEBUGGING)
-  // disable arduino core fault handler, as we define our own
-  #define CORE_DISABLE_FAULT_HANDLER 1
-#endif
-
-// force-enable panic handler so that we can use our custom one (in MinSerial)
-#define PANIC_ENABLE 1
-
-// use short filenames in ddl debug and core panic output
-#define __DEBUG_SHORT_FILENAMES 1
-#define __PANIC_SHORT_FILENAMES 1
-
-// omit panic messages in core panic output
-#define __OMIT_PANIC_MESSAGE 1
-
-//
-// Usart
-//
-
-// disable serial globals (Serial1, Serial2, ...), as we define our own
-#define DISABLE_SERIAL_GLOBALS 1
-
-// increase the size of the Usart buffers (both RX and TX)
-// NOTE:
-// the heap usage will increase by (SERIAL_BUFFER_SIZE - 64) * "number of serial ports used"
-// if running out of heap, the system may become unstable
-//#define SERIAL_BUFFER_SIZE 256
-
-// enable support for Usart Clock Divider / Oversampling auto config
-#define USART_AUTO_CLKDIV_OS_CONFIG 1
-
-// enable USART_RX_DMA_SUPPORT core option when SERIAL_DMA is enabled
-#if ENABLED(SERIAL_DMA)
-  #define USART_RX_DMA_SUPPORT 1
-#endif
-
-//
-// Misc.
-//
-
-// redirect printf to host serial
-#define REDIRECT_PRINTF_TO_SERIAL 1
-
-// F_CPU must be known at compile time, but on HC32F460 it's not.
-// Thus we assume HCLK to be 200MHz, as that's what is configured in
-// 'core_hook_sysclock_init' in 'sysclock.cpp'.
-// If you face issues with this assumption, please double-check with the values
-// printed by 'MarlinHAL::HAL_clock_frequencies_dump'.
-// see also: HAL_TIMER_RATE in timers.h
-#define F_CPU 200000000 // 200MHz HCLK
-
-#endif // _HC32_APP_CONFIG_H_
@@ -101,14 +101,12 @@ void setup_endstop_interrupts() {

  SETUP(Z_MIN_PROBE);

-  SETUP(CALIBRATION);
-
  #undef SETUP
 }

 // Ensure 1 - 10 IRQs are registered
 // Disable some endstops if you encounter this error
-#define ENDSTOPS_INTERRUPTS_COUNT COUNT_ENABLED(USE_X_MAX, USE_X_MIN, USE_X2_MAX, USE_X2_MIN, USE_Y_MAX, USE_Y_MIN, USE_Y2_MAX, USE_Y2_MIN, USE_Z_MAX, USE_Z_MIN, USE_Z2_MAX, USE_Z2_MIN, USE_Z3_MAX, USE_Z3_MIN, USE_Z4_MAX, USE_Z4_MIN, USE_Z_MIN_PROBE, USE_CALIBRATION)
+#define ENDSTOPS_INTERRUPTS_COUNT COUNT_ENABLED(USE_X_MAX, USE_X_MIN, USE_X2_MAX, USE_X2_MIN, USE_Y_MAX, USE_Y_MIN, USE_Y2_MAX, USE_Y2_MIN, USE_Z_MAX, USE_Z_MIN, USE_Z2_MAX, USE_Z2_MIN, USE_Z3_MAX, USE_Z3_MIN, USE_Z4_MAX, USE_Z4_MIN, USE_Z_MIN_PROBE)
 #if ENDSTOPS_INTERRUPTS_COUNT > 10
  #error "Too many endstop interrupts! HC32F460 only supports 10 endstop interrupts."
 #elif ENDSTOPS_INTERRUPTS_COUNT == 0
@@ -20,20 +20,6 @@
 *
 */
 #pragma once
-#include <core_util.h>
-
-#if !defined(ARDUINO_CORE_VERSION_INT) || !defined(GET_VERSION_INT)
-  // version macros were introduced in arduino core version 1.1.0
-  // below that version, we polyfill them
-  #define GET_VERSION_INT(major, minor, patch) ((major * 100000) + (minor * 1000) + patch)
-  #define ARDUINO_CORE_VERSION_INT GET_VERSION_INT(1, 0, 0)
-#endif
-
-#if ARDUINO_CORE_VERSION_INT < GET_VERSION_INT(1, 1, 0)
-  // because we use app_config.h introduced in arduino core version 1.1.0, the
-  // HAL is not compatible with older versions
-  #error "The HC32 HAL is not compatible with Arduino Core versions < 1.1.0. Consider updating the Arduino Core."
-#endif

 #ifndef BOARD_XTAL_FREQUENCY
  #error "BOARD_XTAL_FREQUENCY is required for HC32F460."
@@ -88,18 +74,3 @@
    #error "HC32 HAL uses a custom panic handler. Do not define PANIC_USARTx_TX_PIN."
  #endif
 #endif
-
-#if ENABLED(SERIAL_DMA)
-  #if !defined(USART_RX_DMA_SUPPORT)
-    #error "SERIAL_DMA requires USART_RX_DMA_SUPPORT to be enabled in the arduino core."
-  #endif
-
-  // USART_RX_DMA_SUPPORT does not implement core_hook_usart_rx_irq, which is required for the emergency parser
-  #if ENABLED(EMERGENCY_PARSER)
-    #error "EMERGENCY_PARSER is not supported with SERIAL_DMA. Please disable either SERIAL_DMA or EMERGENCY_PARSER."
-  #endif
-
-  #if ARDUINO_CORE_VERSION_INT < GET_VERSION_INT(1, 1, 0)
-    #error "SERIAL_DMA is not supported with arduino core version < 1.1.0."
-  #endif
-#endif
@@ -54,7 +54,7 @@
    fn                                              \
  }

-stc_sd_handle_t *handle = nullptr;
+stc_sd_handle_t *handle;

 bool SDIO_Init() {
  // Configure SDIO pins
@@ -66,45 +66,36 @@ bool SDIO_Init() {
  GPIO_SetFunc(BOARD_SDIO_CMD, Func_Sdio);
  GPIO_SetFunc(BOARD_SDIO_DET, Func_Sdio);

-  // If a handle is already initialized, free it before creating a new one
-  // otherwise, we will leak memory, which will eventually crash the system
-  if (handle != nullptr) {
-    delete handle->pstcDmaInitCfg;
-    delete handle->pstcCardInitCfg;
-    delete handle;
-    handle = nullptr;
-  }
-
  // Create DMA configuration
  stc_sdcard_dma_init_t *dmaConf = new stc_sdcard_dma_init_t;
  dmaConf->DMAx = SDIO_DMA_PERIPHERAL;
  dmaConf->enDmaCh = SDIO_DMA_CHANNEL;

-  // Create card configuration
-  // This should be a fairly safe configuration for most cards
-  stc_sdcard_init_t *cardConf = new stc_sdcard_init_t;
-  cardConf->enBusWidth = SdiocBusWidth4Bit;
-  cardConf->enClkFreq = SdiocClk400K;
-  cardConf->enSpeedMode = SdiocNormalSpeedMode;
-  cardConf->pstcInitCfg = nullptr;
-
  // Create handle in DMA mode
  handle = new stc_sd_handle_t;
  handle->SDIOCx = SDIO_PERIPHERAL;
  handle->enDevMode = SdCardDmaMode;
  handle->pstcDmaInitCfg = dmaConf;
-  //handle->pstcCardInitCfg = cardConf; // assigned in SDCARD_Init
+
+  // Create card configuration
+  // This should be a fairly safe configuration for most cards
+  stc_sdcard_init_t cardConf = {
+    .enBusWidth = SdiocBusWidth4Bit,
+    .enClkFreq = SdiocClk400K,
+    .enSpeedMode = SdiocNormalSpeedMode,
+    //.pstcInitCfg = NULL,
+  };

  // Initialize sd card
-  en_result_t rc = SDCARD_Init(handle, cardConf);
+  en_result_t rc = SDCARD_Init(handle, &cardConf);
  if (rc != Ok) printf("SDIO_Init() error (rc=%u)\n", rc);

  return rc == Ok;
 }

 bool SDIO_ReadBlock(uint32_t block, uint8_t *dst) {
-  CORE_ASSERT(handle != nullptr, "SDIO not initialized", return false);
-  CORE_ASSERT(dst != nullptr, "SDIO_ReadBlock dst is NULL", return false);
+  CORE_ASSERT(handle != NULL, "SDIO not initialized");
+  CORE_ASSERT(dst != NULL, "SDIO_ReadBlock dst is NULL");

  WITH_RETRY(SDIO_READ_RETRIES, {
    en_result_t rc = SDCARD_ReadBlocks(handle, block, 1, dst, SDIO_READ_TIMEOUT);
@@ -116,8 +107,8 @@ bool SDIO_ReadBlock(uint32_t block, uint8_t *dst) {
 }

 bool SDIO_WriteBlock(uint32_t block, const uint8_t *src) {
-  CORE_ASSERT(handle != nullptr, "SDIO not initialized", return false);
-  CORE_ASSERT(src != nullptr, "SDIO_WriteBlock src is NULL", return false);
+  CORE_ASSERT(handle != NULL, "SDIO not initialized");
+  CORE_ASSERT(src != NULL, "SDIO_WriteBlock src is NULL");

  WITH_RETRY(SDIO_WRITE_RETRIES, {
    en_result_t rc = SDCARD_WriteBlocks(handle, block, 1, (uint8_t *)src, SDIO_WRITE_TIMEOUT);
@@ -129,12 +120,12 @@ bool SDIO_WriteBlock(uint32_t block, const uint8_t *src) {
 }

 bool SDIO_IsReady() {
-  CORE_ASSERT(handle != nullptr, "SDIO not initialized", return false);
+  CORE_ASSERT(handle != NULL, "SDIO not initialized");
  return bool(handle->stcCardStatus.READY_FOR_DATA);
 }

 uint32_t SDIO_GetCardSize() {
-  CORE_ASSERT(handle != nullptr, "SDIO not initialized", return 0);
+  CORE_ASSERT(handle != NULL, "SDIO not initialized");

  // Multiply number of blocks with block size to get size in bytes
  const uint64_t cardSizeBytes = uint64_t(handle->stcSdCardInfo.u32LogBlockNbr) * uint64_t(handle->stcSdCardInfo.u32LogBlockSize);
@@ -96,44 +96,29 @@ void core_hook_sysclock_init() {
    #endif
  #endif

-  // sysclk is now configured according to F_CPU (i.e., 200MHz PLL output)
-  constexpr uint32_t sysclock = F_CPU;
-
-  // Setup clock divisors for sysclk = 200 MHz
+  // Setup clock divisors for sysclk = 200 MHz:
  // Note: PCLK1 is used for step+temp timers, and need to be kept at 50 MHz (until there is a better solution)
-  constexpr stc_clk_sysclk_cfg_t sysClkConf = {
+  stc_clk_sysclk_cfg_t sysClkConf = {
      .enHclkDiv = ClkSysclkDiv1,  // HCLK  = 200 MHz (CPU)
      .enExclkDiv = ClkSysclkDiv2, // EXCLK = 100 MHz (SDIO)
-      .enPclk0Div = ClkSysclkDiv2, // PCLK0 = 100 MHz (Timer6 (not used))
+      .enPclk0Div = ClkSysclkDiv1, // PCLK0 = 200 MHz (Timer6 (not used))
      .enPclk1Div = ClkSysclkDiv4, // PCLK1 = 50 MHz (USART, SPI, I2S, Timer0 (step+temp), TimerA (Servo))
-      .enPclk2Div = ClkSysclkDiv8, // PCLK2 = 25 MHz (ADC)
-      .enPclk3Div = ClkSysclkDiv8, // PCLK3 = 25 MHz (I2C, WDT)
+      .enPclk2Div = ClkSysclkDiv4, // PCLK2 = 50 MHz (ADC)
+      .enPclk3Div = ClkSysclkDiv4, // PCLK3 = 50 MHz (I2C, WDT)
      .enPclk4Div = ClkSysclkDiv2, // PCLK4 = 100 MHz (ADC ctl)
  };
-
-  #if ARDUINO_CORE_VERSION_INT >= GET_VERSION_INT(1, 2, 0)
-    assert_system_clocks_valid<
-      sysclock,
-      sysClkConf.enHclkDiv,
-      sysClkConf.enPclk0Div,
-      sysClkConf.enPclk1Div,
-      sysClkConf.enPclk2Div,
-      sysClkConf.enPclk3Div,
-      sysClkConf.enPclk4Div,
-      sysClkConf.enExclkDiv
-    >();
-  #endif
-
  sysclock_set_clock_dividers(&sysClkConf);

  // Set power mode
-  power_mode_update_pre(sysclock);
+  #define POWER_MODE_SYSTEM_CLOCK 200000000 // 200 MHz
+  power_mode_update_pre(POWER_MODE_SYSTEM_CLOCK);

  // Switch to MPLL as sysclk source
  CLK_SetSysClkSource(CLKSysSrcMPLL);

  // Set power mode
-  power_mode_update_post(sysclock);
+  power_mode_update_post(POWER_MODE_SYSTEM_CLOCK);
+  #undef POWER_MODE_SYSTEM_CLOCK
 }

 #endif // ARDUINO_ARCH_HC32
@@ -38,48 +38,44 @@ extern Timer0 step_timer;
 // Timer Configurations
 //

-/**
- * HAL_TIMER_RATE must be known at compile time since it's used to calculate
- * STEPPER_TIMER_RATE, which is used in 'constexpr' calculations.
- * On the HC32F460 the timer rate depends on PCLK1, which is derived from the
- * system clock configured at runtime. As a workaround, we use the existing
- * assumption of a 200MHz clock, defining F_CPU as 200000000, then configure PCLK1
- * as F_CPU with a divider of 4 in 'sysclock.cpp::core_hook_sysclock_init'.
- *
- * If you face issues with this assumption, please double-check with the values
- * printed by 'MarlinHAL::HAL_clock_frequencies_dump'.
- *
- * TODO: If the 'constexpr' requirement is ever lifted, use TIMER0_BASE_FREQUENCY instead
- */
-#define HAL_TIMER_RATE (F_CPU / 4) // i.e., 50MHz
-//#define HAL_TIMER_RATE TIMER0_BASE_FREQUENCY
+// TODO: some calculations (step irq min_step_rate) require the timer rate to be known at compile time
+//       this is not possible with the HC32F460, as the timer rate depends on PCLK1
+//       as a workaround, PCLK1 = 50MHz is assumed (check with clock dump in MarlinHAL::init())
+#define HAL_TIMER_RATE 50000000 // 50MHz
+// #define HAL_TIMER_RATE TIMER0_BASE_FREQUENCY
+
+// TODO: CYCLES_PER_MICROSECOND seems to be used by Marlin to calculate the number of cycles per microsecond in the timer ISRs
+//       by default, it uses F_CPU, but since that is not known at compile time for HC32, we overwrite it here
+#undef CYCLES_PER_MICROSECOND
+#define CYCLES_PER_MICROSECOND (HAL_TIMER_RATE / 1000000UL)

 // Temperature timer
-#define TEMP_TIMER_NUM        (&temp_timer)
-#define TEMP_TIMER_PRIORITY   DDL_IRQ_PRIORITY_02
-#define TEMP_TIMER_PRESCALE     16UL          // 12.5MHz
-#define TEMP_TIMER_RATE       1000            // 1kHz
-#define TEMP_TIMER_FREQUENCY  TEMP_TIMER_RATE // 1kHz also
+#define TEMP_TIMER_NUM (&temp_timer)
+#define TEMP_TIMER_PRIORITY DDL_IRQ_PRIORITY_02
+#define TEMP_TIMER_PRESCALE 16ul
+#define TEMP_TIMER_RATE 1000                 // 1kHz
+#define TEMP_TIMER_FREQUENCY TEMP_TIMER_RATE // Alias for Marlin

 // Stepper timer
-#define STEP_TIMER_NUM         (&step_timer)
-#define STEP_TIMER_PRIORITY    DDL_IRQ_PRIORITY_00  // Top priority, nothing else uses it
-#define STEPPER_TIMER_PRESCALE  16UL                // 12.5MHz
+#define STEP_TIMER_NUM (&step_timer)
+#define STEP_TIMER_PRIORITY DDL_IRQ_PRIORITY_01
+#define STEPPER_TIMER_PRESCALE 16ul

-#define STEPPER_TIMER_RATE (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE)  // 50MHz / 16 = 3.125MHz
-#define STEPPER_TIMER_TICKS_PER_US (STEPPER_TIMER_RATE / 1000000UL)   // Integer 3
+// TODO: STEPPER_TIMER_RATE seems to work fine like this, but requires further testing...
+#define STEPPER_TIMER_RATE (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE) // 50MHz / 16 = 3.125MHz
+#define STEPPER_TIMER_TICKS_PER_US (STEPPER_TIMER_RATE / 1000000)

 // Pulse timer (== stepper timer)
-#define PULSE_TIMER_NUM           STEP_TIMER_NUM
-#define PULSE_TIMER_PRESCALE      STEPPER_TIMER_PRESCALE
-#define PULSE_TIMER_TICKS_PER_US  STEPPER_TIMER_TICKS_PER_US
+#define PULSE_TIMER_NUM STEP_TIMER_NUM
+#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
+#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US

 //
 // Channel aliases
 //
-#define MF_TIMER_TEMP   TEMP_TIMER_NUM
-#define MF_TIMER_STEP   STEP_TIMER_NUM
-#define MF_TIMER_PULSE  PULSE_TIMER_NUM
+#define MF_TIMER_TEMP TEMP_TIMER_NUM
+#define MF_TIMER_STEP STEP_TIMER_NUM
+#define MF_TIMER_PULSE PULSE_TIMER_NUM

 //
 // HAL functions
@@ -82,7 +82,7 @@ static inline uint8_t swSpiTransfer_mode_3(uint8_t b, const uint8_t spi_speed, c
 }

 static void u8g_sw_spi_shift_out(uint8_t val) {
-  #if U8G_SPI_USE_MODE_3
+  #if ANY(FYSETC_MINI_12864, MKS_MINI_12864)
    swSpiTransfer_mode_3(val, SPI_speed);
  #else
    swSpiTransfer_mode_0(val, SPI_speed);
@@ -116,15 +116,15 @@ uint8_t u8g_com_HAL_HC32_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, voi
      break;

    case U8G_COM_MSG_CHIP_SELECT:
-      #if U8G_SPI_USE_MODE_3        // This LCD SPI is running mode 3 while SD card is running mode 0
-        if (arg_val) {              // SCK idle state needs to be set to the proper idle state before
-                                    //  the next chip select goes active
-          WRITE(DOGLCD_SCK, HIGH);  // Set SCK to mode 3 idle state before CS goes active
+      #if ANY(FYSETC_MINI_12864, MKS_MINI_12864) // This LCD SPI is running mode 3 while SD card is running mode 0
+        if (arg_val) {                           // SCK idle state needs to be set to the proper idle state before
+                                                 // the next chip select goes active
+          WRITE(DOGLCD_SCK, HIGH);               // Set SCK to mode 3 idle state before CS goes active
          WRITE(DOGLCD_CS, LOW);
        }
        else {
          WRITE(DOGLCD_CS, HIGH);
-          WRITE(DOGLCD_SCK, LOW);   // Set SCK to mode 0 idle state after CS goes inactive
+          WRITE(DOGLCD_SCK, LOW);  // Set SCK to mode 0 idle state after CS goes inactive
        }
      #else
        WRITE(DOGLCD_CS, !arg_val);
@@ -37,10 +37,7 @@ Timer::Timer() {
 }

 Timer::~Timer() {
-  if (timerid != 0) {
-    timer_delete(timerid);
-    timerid = 0;
-  }
+  timer_delete(timerid);
 }

 void Timer::init(uint32_t sig_id, uint32_t sim_freq, callback_fn* fn) {
@@ -21,7 +21,6 @@
 */

 #ifdef __PLAT_LINUX__
-#ifndef UNIT_TEST

 //#define GPIO_LOGGING // Full GPIO and Positional Logging

@@ -136,5 +135,4 @@ int main() {
  read_serial.join();
 }

-#endif // UNIT_TEST
 #endif // __PLAT_LINUX__
@@ -28,6 +28,12 @@
                        // spiBeginTransaction.
 #endif

+// Onboard SD
+//#define SD_SCK_PIN     P0_07
+//#define SD_MISO_PIN    P0_08
+//#define SD_MOSI_PIN    P0_09
+//#define SD_SS_PIN      P0_06
+
 // External SD
 #ifndef SD_SCK_PIN
  #define SD_SCK_PIN        50
@@ -100,7 +100,7 @@ extern DefaultSerial1 USBSerial;
  #else
    #error "LCD_SERIAL_PORT must be from 0 to 3. You can also use -1 if the board supports Native USB."
  #endif
-  #if ANY(HAS_DGUS_LCD, EXTENSIBLE_UI)
+  #if HAS_DGUS_LCD
    #define LCD_SERIAL_TX_BUFFER_FREE() LCD_SERIAL.available()
  #endif
 #endif
@@ -159,7 +159,7 @@ constexpr pin_t GET_PIN_MAP_PIN(const int16_t index) {
 // Parse a G-code word into a pin index
 int16_t PARSED_PIN_INDEX(const char code, const int16_t dval);
 // P0.6 thru P0.9 are for the onboard SD card
-#define HAL_SENSITIVE_PINS P0_06, P0_07, P0_08, P0_09
+#define HAL_SENSITIVE_PINS P0_06, P0_07, P0_08, P0_09,

 // ------------------------
 // Defines
@@ -146,12 +146,6 @@ void setup_endstop_interrupts() {
    #endif
    _ATTACH(Z_MIN_PROBE_PIN);
  #endif
-  #if USE_CALIBRATION
-    #if !LPC1768_PIN_INTERRUPT_M(CALIBRATION_PIN)
-      #error "CALIBRATION_PIN is not INTERRUPT-capable. Disable ENDSTOP_INTERRUPTS_FEATURE to continue."
-    #endif
-    _ATTACH(CALIBRATION_PIN);
-  #endif
  #if USE_I_MAX
    #if !LPC1768_PIN_INTERRUPT_M(I_MAX_PIN)
      #error "I_MAX_PIN is not INTERRUPT-capable. Disable ENDSTOP_INTERRUPTS_FEATURE to continue."
@@ -26,10 +26,8 @@

 void MarlinHAL::set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size/*=255*/, const bool invert/*=false*/) {
  if (!LPC176x::pin_is_valid(pin)) return;
-  if (LPC176x::pwm_attach_pin(pin)) {
-    const uint32_t duty = map(invert ? v_size - v : v, 0, v_size, 0, LPC176x::pwm_get_period(pin));
-    LPC176x::pwm_write(pin, duty);
-  }
+  if (LPC176x::pwm_attach_pin(pin))
+    LPC176x::pwm_write_ratio(pin, invert ? 1.0f - (float)v / v_size : (float)v / v_size);  // map 1-254 onto PWM range
 }

 void MarlinHAL::set_pwm_frequency(const pin_t pin, const uint16_t f_desired) {
@@ -66,7 +66,7 @@
 #define _WRITE(IO,V)          WRITE_PIN(IO,V)

 /// toggle a pin
-#define _TOGGLE(IO)           LPC176x::gpio_toggle(IO)
+#define _TOGGLE(IO)           _WRITE(IO, !READ(IO))

 /// set pin as input
 #define _SET_INPUT(IO)        SET_DIR_INPUT(IO)
@@ -28,13 +28,12 @@
                        // spiBeginTransaction.
 #endif

-// Onboard SD
-//#define SD_SCK_PIN     P0_07
-//#define SD_MISO_PIN    P0_08
-//#define SD_MOSI_PIN    P0_09
-//#define SD_SS_PIN      P0_06
-
-// External SD
+/** onboard SD card */
+//#define SD_SCK_PIN        P0_07
+//#define SD_MISO_PIN       P0_08
+//#define SD_MOSI_PIN       P0_09
+//#define SD_SS_PIN         P0_06
+/** external */
 #ifndef SD_SCK_PIN
  #define SD_SCK_PIN        P0_15
 #endif
@@ -132,7 +132,7 @@ uint8_t swSpiTransfer_mode_3(uint8_t b, const uint8_t spi_speed, const pin_t sck
 static uint8_t SPI_speed = 0;

 static void u8g_sw_spi_shift_out(uint8_t dataPin, uint8_t clockPin, uint8_t val) {
-  #if U8G_SPI_USE_MODE_3
+  #if ANY(FYSETC_MINI_12864, MKS_MINI_12864)
    swSpiTransfer_mode_3(val, SPI_speed, clockPin, -1, dataPin);
  #else
    swSpiTransfer_mode_0(val, SPI_speed, clockPin, -1, dataPin);
@@ -160,15 +160,15 @@ uint8_t u8g_com_HAL_LPC1768_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val,
      break;

    case U8G_COM_MSG_CHIP_SELECT:
-      #if U8G_SPI_USE_MODE_3                    // LCD SPI is running mode 3 while SD card is running mode 0
-        if (arg_val) {                          // SCK idle state needs to be set to the proper idle state before
-                                                //  the next chip select goes active
-          u8g_SetPILevel(u8g, U8G_PI_SCK, 1);   // Set SCK to mode 3 idle state before CS goes active
+      #if ANY(FYSETC_MINI_12864, MKS_MINI_12864)  // LCD SPI is running mode 3 while SD card is running mode 0
+        if (arg_val) {                            //   SCK idle state needs to be set to the proper idle state before
+                                                  //   the next chip select goes active
+          u8g_SetPILevel(u8g, U8G_PI_SCK, 1);     // Set SCK to mode 3 idle state before CS goes active
          u8g_SetPILevel(u8g, U8G_PI_CS, LOW);
        }
        else {
          u8g_SetPILevel(u8g, U8G_PI_CS, HIGH);
-          u8g_SetPILevel(u8g, U8G_PI_SCK, 0);   // Set SCK to mode 0 idle state after CS goes inactive
+          u8g_SetPILevel(u8g, U8G_PI_SCK, 0);  // Set SCK to mode 0 idle state after CS goes inactive
        }
      #else
        u8g_SetPILevel(u8g, U8G_PI_CS, !arg_val);
@@ -13,9 +13,9 @@ if pioutil.is_pio_build():
    target_drive = "REARM"

    import platform
-    current_OS = platform.system()

-    env = pioutil.env
+    current_OS = platform.system()
+    Import("env")

    def print_error(e):
        print('\nUnable to find destination disk (%s)\n' \
@@ -131,7 +131,7 @@ static uint8_t swSpiInit(const uint8_t spi_speed, const uint8_t clk_pin, const u
 }

 static void u8g_sw_spi_shift_out(uint8_t dataPin, uint8_t clockPin, uint8_t val) {
-  #if U8G_SPI_USE_MODE_3
+  #if ANY(FYSETC_MINI_12864, MKS_MINI_12864)
    swSpiTransfer_mode_3(val, SPI_speed, clockPin, -1, dataPin);
  #else
    swSpiTransfer_mode_0(val, SPI_speed, clockPin, -1, dataPin);
@@ -159,15 +159,15 @@ uint8_t u8g_com_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_pt
      break;

    case U8G_COM_MSG_CHIP_SELECT:
-      #if U8G_SPI_USE_MODE_3                    // LCD SPI is running mode 3 while SD card is running mode 0
-        if (arg_val) {                          // SCK idle state needs to be set to the proper idle state before
-                                                //  the next chip select goes active
-          u8g_SetPILevel(u8g, U8G_PI_SCK, 1);   // Set SCK to mode 3 idle state before CS goes active
+      #if ANY(FYSETC_MINI_12864, MKS_MINI_12864)  // LCD SPI is running mode 3 while SD card is running mode 0
+        if (arg_val) {                            //   SCK idle state needs to be set to the proper idle state before
+                                                  //   the next chip select goes active
+          u8g_SetPILevel(u8g, U8G_PI_SCK, 1);     // Set SCK to mode 3 idle state before CS goes active
          u8g_SetPILevel(u8g, U8G_PI_CS, LOW);
        }
        else {
          u8g_SetPILevel(u8g, U8G_PI_CS, HIGH);
-          u8g_SetPILevel(u8g, U8G_PI_SCK, 0);   // Set SCK to mode 0 idle state after CS goes inactive
+          u8g_SetPILevel(u8g, U8G_PI_SCK, 0);  // Set SCK to mode 0 idle state after CS goes inactive
        }
      #else
        u8g_SetPILevel(u8g, U8G_PI_CS, !arg_val);
@@ -83,7 +83,6 @@
 #define MATCH_Z4_MAX_EILINE(P) TERN0(USE_Z4_MAX, DEFER4(MATCH_EILINE)(P, Z4_MAX_PIN))
 #define MATCH_Z4_MIN_EILINE(P) TERN0(USE_Z4_MIN, DEFER4(MATCH_EILINE)(P, Z4_MIN_PIN))
 #define MATCH_Z_MIN_PROBE_EILINE(P) TERN0(USE_Z_MIN_PROBE, DEFER4(MATCH_EILINE)(P, Z_MIN_PROBE_PIN))
-#define MATCH_CALIBRATION_EILINE(P) TERN0(USE_CALIBRATION, DEFER4(MATCH_EILINE)(P, CALIBRATION_PIN))

 #define AVAILABLE_EILINE(P) ( PIN_TO_EILINE(P) != -1    \
  && !MATCH_X_MAX_EILINE(P) && !MATCH_X_MIN_EILINE(P)   \
@@ -100,8 +99,7 @@
  && !MATCH_Z2_MAX_EILINE(P) && !MATCH_Z2_MIN_EILINE(P) \
  && !MATCH_Z3_MAX_EILINE(P) && !MATCH_Z3_MIN_EILINE(P) \
  && !MATCH_Z4_MAX_EILINE(P) && !MATCH_Z4_MIN_EILINE(P) \
-  && !MATCH_Z_MIN_PROBE_EILINE(P)                       \
-  && !MATCH_CALIBRATION_EILINE(P) )
+  && !MATCH_Z_MIN_PROBE_EILINE(P) )

 // One ISR for all EXT-Interrupts
 void endstop_ISR() { endstops.update(); }
@@ -210,12 +208,6 @@ void setup_endstop_interrupts() {
    #endif
    _ATTACH(Z_MIN_PROBE_PIN);
  #endif
-  #if USE_CALIBRATION
-    #if !AVAILABLE_EILINE(CALIBRATION_PIN)
-      #error "CALIBRATION_PIN has no EXTINT line available. Disable ENDSTOP_INTERRUPTS_FEATURE to continue."
-    #endif
-    _ATTACH(CALIBRATION_PIN);
-  #endif
  #if USE_I_MAX
    #if !AVAILABLE_EILINE(I_MAX_PIN)
      #error "I_MAX_PIN has no EXTINT line available. Disable ENDSTOP_INTERRUPTS_FEATURE to continue."
@@ -82,7 +82,6 @@
 #define MATCH_Z4_MAX_EILINE(P) TERN0(USE_Z4_MAX, DEFER4(MATCH_EILINE)(P, Z4_MAX_PIN))
 #define MATCH_Z4_MIN_EILINE(P) TERN0(USE_Z4_MIN, DEFER4(MATCH_EILINE)(P, Z4_MIN_PIN))
 #define MATCH_Z_MIN_PROBE_EILINE(P) TERN0(USE_Z_MIN_PROBE, DEFER4(MATCH_EILINE)(P, Z_MIN_PROBE_PIN))
-#define MATCH_CALIBRATION_EILINE(P) TERN0(USE_CALIBRATION, DEFER4(MATCH_EILINE)(P, CALIBRATION_PIN))

 #define AVAILABLE_EILINE(P) ( PIN_TO_EILINE(P) != -1    \
  && !MATCH_X_MAX_EILINE(P) && !MATCH_X_MIN_EILINE(P)   \
@@ -99,8 +98,7 @@
  && !MATCH_Z2_MAX_EILINE(P) && !MATCH_Z2_MIN_EILINE(P) \
  && !MATCH_Z3_MAX_EILINE(P) && !MATCH_Z3_MIN_EILINE(P) \
  && !MATCH_Z4_MAX_EILINE(P) && !MATCH_Z4_MIN_EILINE(P) \
-  && !MATCH_Z_MIN_PROBE_EILINE(P)                       \
-  && !MATCH_CALIBRATION_EILINE(P) )
+  && !MATCH_Z_MIN_PROBE_EILINE(P) )

 // One ISR for all EXT-Interrupts
 void endstop_ISR() { endstops.update(); }
@@ -185,12 +183,6 @@ void setup_endstop_interrupts() {
    #endif
    _ATTACH(Z_MIN_PROBE_PIN);
  #endif
-  #if USE_CALIBRATION
-    #if !AVAILABLE_EILINE(CALIBRATION_PIN)
-      #error "CALIBRATION_PIN has no EXTINT line available. Disable ENDSTOP_INTERRUPTS_FEATURE to continue."
-    #endif
-    _ATTACH(CALIBRATION_PIN);
-  #endif
  #if USE_I_MAX
    #if !AVAILABLE_EILINE(I_MAX_PIN)
      #error "I_MAX_PIN has no EXTINT line available. Disable ENDSTOP_INTERRUPTS_FEATURE to continue."
@@ -112,19 +112,11 @@
  #else
    #error "LCD_SERIAL_PORT must be from 1 to 9, or -1 for Native USB."
  #endif
-  #if ANY(HAS_DGUS_LCD, EXTENSIBLE_UI)
+  #if HAS_DGUS_LCD
    #define LCD_SERIAL_TX_BUFFER_FREE() LCD_SERIAL.availableForWrite()
  #endif
 #endif

-#ifdef RS485_SERIAL_PORT
-  #if WITHIN(RS485_SERIAL_PORT, 1, 9)
-    #define RS485_SERIAL MSERIAL(RS485_SERIAL_PORT)
-  #else
-    #error "RS485_SERIAL_PORT must be from 1 to 9."
-  #endif
-#endif
-
 /**
 * TODO: review this to return 1 for pins that are not analog input
 */
@@ -37,7 +37,7 @@ static SPISettings spiConfig;
 // Public functions
 // ------------------------

-#if ANY(SOFTWARE_SPI, FORCE_SOFT_SPI)
+#if ENABLED(SOFTWARE_SPI)

  // ------------------------
  // Software SPI
@@ -53,7 +53,6 @@
    inline void begin(unsigned long baud) { begin(baud, SERIAL_8N1); }

    void _rx_complete_irq(serial_t *obj);
-    FORCE_INLINE static uint8_t buffer_overruns() { return 0; } // Not implemented. Void to avoid platform-dependent code.

    protected:
      usart_rx_callback_t _rx_callback;
@@ -1,136 +0,0 @@
-/**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2024 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
- *
- * Based on Sprinter and grbl.
- * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm / Ryan Power
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- *
- */
-
-#ifdef HAL_STM32
-
-#include "../../../inc/MarlinConfig.h"
-
-#if ALL(HAS_MARLINUI_U8GLIB, FORCE_SOFT_SPI)
-
-#include <U8glib-HAL.h>
-#include "../../shared/HAL_SPI.h"
-
-#define nop asm volatile ("\tnop\n")
-
-static inline uint8_t swSpiTransfer_mode_0(uint8_t b) {
-  for (uint8_t i = 0; i < 8; ++i) {
-    const uint8_t state = (b & 0x80) ? HIGH : LOW;
-    WRITE(DOGLCD_SCK, HIGH);
-    WRITE(DOGLCD_MOSI, state);
-    b <<= 1;
-    WRITE(DOGLCD_SCK, LOW);
-  }
-  return b;
-}
-
-static inline uint8_t swSpiTransfer_mode_3(uint8_t b) {
-  for (uint8_t i = 0; i < 8; ++i) {
-    const uint8_t state = (b & 0x80) ? HIGH : LOW;
-    WRITE(DOGLCD_SCK, LOW);
-    WRITE(DOGLCD_MOSI, state);
-    b <<= 1;
-    WRITE(DOGLCD_SCK, HIGH);
-  }
-  return b;
-}
-
-static void u8g_sw_spi_shift_out(uint8_t val) {
-  #if U8G_SPI_USE_MODE_3
-    swSpiTransfer_mode_3(val);
-  #else
-    swSpiTransfer_mode_0(val);
-  #endif
-}
-
-static void swSpiInit() {
-  #if PIN_EXISTS(LCD_RESET)
-    SET_OUTPUT(LCD_RESET_PIN);
-  #endif
-  SET_OUTPUT(DOGLCD_A0);
-  OUT_WRITE(DOGLCD_SCK, LOW);
-  OUT_WRITE(DOGLCD_MOSI, LOW);
-  OUT_WRITE(DOGLCD_CS, HIGH);
-}
-
-uint8_t u8g_com_HAL_STM32_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr) {
-  switch (msg) {
-    case U8G_COM_MSG_INIT:
-      swSpiInit();
-      break;
-
-    case U8G_COM_MSG_STOP:
-      break;
-
-    case U8G_COM_MSG_RESET:
-      #if PIN_EXISTS(LCD_RESET)
-        WRITE(LCD_RESET_PIN, arg_val);
-      #endif
-      break;
-
-    case U8G_COM_MSG_CHIP_SELECT:
-      #if U8G_SPI_USE_MODE_3        // This LCD SPI is running mode 3 while SD card is running mode 0
-        if (arg_val) {              // SCK idle state needs to be set to the proper idle state before
-                                    //  the next chip select goes active
-          WRITE(DOGLCD_SCK, HIGH);  // Set SCK to mode 3 idle state before CS goes active
-          WRITE(DOGLCD_CS, LOW);
-          nop; // hold SCK high for a few ns
-          nop;
-         }
-        else {
-          WRITE(DOGLCD_CS, HIGH);
-          WRITE(DOGLCD_SCK, LOW);   // Set SCK to mode 0 idle state after CS goes inactive
-        }
-      #else
-        WRITE(DOGLCD_CS, !arg_val);
-      #endif
-      break;
-
-    case U8G_COM_MSG_WRITE_BYTE:
-      u8g_sw_spi_shift_out(arg_val);
-      break;
-
-    case U8G_COM_MSG_WRITE_SEQ: {
-      uint8_t *ptr = (uint8_t *)arg_ptr;
-      while (arg_val > 0) {
-        u8g_sw_spi_shift_out(*ptr++);
-        arg_val--;
-      }
-    } break;
-
-    case U8G_COM_MSG_WRITE_SEQ_P: {
-      uint8_t *ptr = (uint8_t *)arg_ptr;
-      while (arg_val > 0) {
-        u8g_sw_spi_shift_out(u8g_pgm_read(ptr));
-        ptr++;
-        arg_val--;
-      }
-    } break;
-
-    case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */
-      WRITE(DOGLCD_A0, arg_val);
-      break;
-  }
-  return 1;
-}
-
-#endif // HAS_MARLINUI_U8GLIB && FORCE_SOFT_SPI
-#endif // HAL_STM32
@@ -45,7 +45,6 @@ void setup_endstop_interrupts() {
  TERN_(USE_Z4_MAX,      _ATTACH(Z4_MAX_PIN));
  TERN_(USE_Z4_MIN,      _ATTACH(Z4_MIN_PIN));
  TERN_(USE_Z_MIN_PROBE, _ATTACH(Z_MIN_PROBE_PIN));
-  TERN_(USE_CALIBRATION, _ATTACH(CALIBRATION_PIN));
  TERN_(USE_I_MAX,       _ATTACH(I_MAX_PIN));
  TERN_(USE_I_MIN,       _ATTACH(I_MIN_PIN));
  TERN_(USE_J_MAX,       _ATTACH(J_MAX_PIN));
@@ -30,3 +30,6 @@
  #undef F_CPU
  #define F_CPU BOARD_F_CPU
 #endif
+
+// The Sensitive Pins array is not optimizable
+#define RUNTIME_ONLY_ANALOG_TO_DIGITAL
@@ -25,8 +25,8 @@
 * STM32 LCD-specific defines
 */

-uint8_t u8g_com_HAL_STM32_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);   // u8g_com_stm32duino_swspi.cpp
-#define U8G_COM_HAL_SW_SPI_FN u8g_com_HAL_STM32_sw_spi_fn
-
+uint8_t u8g_com_std_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);         // See U8glib-HAL
 uint8_t u8g_com_stm32duino_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);  // See U8glib-HAL
+
+#define U8G_COM_HAL_SW_SPI_FN u8g_com_std_sw_spi_fn
 #define U8G_COM_HAL_HW_SPI_FN u8g_com_stm32duino_hw_spi_fn
@@ -138,22 +138,11 @@
    #define LCD_SERIAL MSERIAL(1) // dummy port
    static_assert(false, "LCD_SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
  #endif
-  #if ANY(HAS_DGUS_LCD, EXTENSIBLE_UI)
+  #if HAS_DGUS_LCD
    #define LCD_SERIAL_TX_BUFFER_FREE() LCD_SERIAL.availableForWrite()
  #endif
 #endif

-#ifdef RS485_SERIAL_PORT
-  #if RS485_SERIAL_PORT == -1
-    #define RS485_SERIAL UsbSerial
-  #elif WITHIN(RS485_SERIAL_PORT, 1, NUM_UARTS)
-    #define RS485_SERIAL MSERIAL(RS485_SERIAL_PORT)
-  #else
-    #define RS485_SERIAL MSERIAL(1) // dummy port
-    static_assert(false, "RS485_SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ".")
-  #endif
-#endif
-
 /**
 * TODO: review this to return 1 for pins that are not analog input
 */
@@ -0,0 +1,56 @@
+from __future__ import print_function
+import sys
+
+#dynamic build flags for generic compile options
+if __name__ == "__main__":
+  args = " ".join([ "-std=gnu++14",
+                    "-Os",
+                    "-mcpu=cortex-m3",
+                    "-mthumb",
+
+                    "-fsigned-char",
+                    "-fno-move-loop-invariants",
+                    "-fno-strict-aliasing",
+                    "-fsingle-precision-constant",
+
+                    "--specs=nano.specs",
+                    "--specs=nosys.specs",
+
+                    "-IMarlin/src/HAL/STM32F1",
+
+                    "-MMD",
+                    "-MP",
+                    "-DTARGET_STM32F1"
+                  ])
+
+  for i in range(1, len(sys.argv)):
+    args += " " + sys.argv[i]
+
+  print(args)
+
+# extra script for linker options
+else:
+  import pioutil
+  if pioutil.is_pio_build():
+    from SCons.Script import DefaultEnvironment
+    env = DefaultEnvironment()
+    env.Append(
+      ARFLAGS=["rcs"],
+
+      ASFLAGS=["-x", "assembler-with-cpp"],
+
+      CXXFLAGS=[
+        "-fabi-version=0",
+        "-fno-use-cxa-atexit",
+        "-fno-threadsafe-statics"
+      ],
+      LINKFLAGS=[
+        "-Os",
+        "-mcpu=cortex-m3",
+        "-ffreestanding",
+        "-mthumb",
+        "--specs=nano.specs",
+        "--specs=nosys.specs",
+        "-u_printf_float",
+      ],
+    )
@@ -89,7 +89,7 @@ static inline uint8_t swSpiTransfer_mode_3(uint8_t b, const uint8_t spi_speed, c
 }

 static void u8g_sw_spi_shift_out(uint8_t val) {
-  #if U8G_SPI_USE_MODE_3
+  #if ENABLED(FYSETC_MINI_12864)
    swSpiTransfer_mode_3(val, SPI_speed);
  #else
    swSpiTransfer_mode_0(val, SPI_speed);
@@ -123,15 +123,15 @@ uint8_t u8g_com_HAL_STM32F1_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val,
      break;

    case U8G_COM_MSG_CHIP_SELECT:
-      #if U8G_SPI_USE_MODE_3        // This LCD SPI is running mode 3 while SD card is running mode 0
-        if (arg_val) {              // SCK idle state needs to be set to the proper idle state before
-                                    //  the next chip select goes active
-          WRITE(DOGLCD_SCK, HIGH);  // Set SCK to mode 3 idle state before CS goes active
+      #if ENABLED(FYSETC_MINI_12864) // This LCD SPI is running mode 3 while SD card is running mode 0
+        if (arg_val) {               // SCK idle state needs to be set to the proper idle state before
+                                     // the next chip select goes active
+          WRITE(DOGLCD_SCK, HIGH);   // Set SCK to mode 3 idle state before CS goes active
          WRITE(DOGLCD_CS, LOW);
        }
        else {
          WRITE(DOGLCD_CS, HIGH);
-          WRITE(DOGLCD_SCK, LOW);   // Set SCK to mode 0 idle state after CS goes inactive
+          WRITE(DOGLCD_SCK, LOW);  // Set SCK to mode 0 idle state after CS goes inactive
        }
      #else
        WRITE(DOGLCD_CS, !arg_val);
@@ -70,7 +70,6 @@ void setup_endstop_interrupts() {
  TERN_(USE_Z4_MAX,      _ATTACH(Z4_MAX_PIN));
  TERN_(USE_Z4_MIN,      _ATTACH(Z4_MIN_PIN));
  TERN_(USE_Z_MIN_PROBE, _ATTACH(Z_MIN_PROBE_PIN));
-  TERN_(USE_CALIBRATION, _ATTACH(CALIBRATION_PIN));
  TERN_(USE_I_MAX,       _ATTACH(I_MAX_PIN));
  TERN_(USE_I_MIN,       _ATTACH(I_MIN_PIN));
  TERN_(USE_J_MAX,       _ATTACH(J_MAX_PIN));
@@ -25,7 +25,7 @@
 * STM32F1 (Maple) LCD-specific defines
 */

-uint8_t u8g_com_HAL_STM32F1_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr); // u8g_com_stm32duino_swspi.cpp
+uint8_t u8g_com_HAL_STM32F1_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
 uint8_t u8g_com_stm32duino_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);  // See U8glib-HAL

 #define U8G_COM_HAL_SW_SPI_FN     u8g_com_HAL_STM32F1_sw_spi_fn
@@ -64,7 +64,6 @@ void setup_endstop_interrupts() {
  TERN_(USE_Z4_MAX,      _ATTACH(Z4_MAX_PIN));
  TERN_(USE_Z4_MIN,      _ATTACH(Z4_MIN_PIN));
  TERN_(USE_Z_MIN_PROBE, _ATTACH(Z_MIN_PROBE_PIN));
-  TERN_(USE_CALIBRATION, _ATTACH(CALIBRATION_PIN));
  TERN_(USE_I_MAX,       _ATTACH(I_MAX_PIN));
  TERN_(USE_I_MIN,       _ATTACH(I_MIN_PIN));
  TERN_(USE_J_MAX,       _ATTACH(J_MAX_PIN));
@@ -63,7 +63,6 @@ void setup_endstop_interrupts() {
  TERN_(USE_Z4_MAX,      _ATTACH(Z4_MAX_PIN));
  TERN_(USE_Z4_MIN,      _ATTACH(Z4_MIN_PIN));
  TERN_(USE_Z_MIN_PROBE, _ATTACH(Z_MIN_PROBE_PIN));
-  TERN_(USE_CALIBRATION, _ATTACH(CALIBRATION_PIN));
  TERN_(USE_I_MAX,       _ATTACH(I_MAX_PIN));
  TERN_(USE_I_MIN,       _ATTACH(I_MIN_PIN));
  TERN_(USE_J_MAX,       _ATTACH(J_MAX_PIN));
@@ -63,7 +63,6 @@ void setup_endstop_interrupts() {
  TERN_(USE_Z4_MAX,      _ATTACH(Z4_MAX_PIN));
  TERN_(USE_Z4_MIN,      _ATTACH(Z4_MIN_PIN));
  TERN_(USE_Z_MIN_PROBE, _ATTACH(Z_MIN_PROBE_PIN));
-  TERN_(USE_CALIBRATION, _ATTACH(CALIBRATION_PIN));
  TERN_(USE_I_MAX,       _ATTACH(I_MAX_PIN));
  TERN_(USE_I_MIN,       _ATTACH(I_MIN_PIN));
  TERN_(USE_J_MAX,       _ATTACH(J_MAX_PIN));
@@ -36,13 +36,13 @@
 typedef uint32_t hal_timer_t;
 #define HAL_TIMER_TYPE_MAX 0xFFFFFFFE

-#define GPT_TIMER_RATE (F_CPU / 4) // 150MHz (Can't use F_BUS_ACTUAL because it's extern volatile)
+#define GPT_TIMER_RATE F_BUS_ACTUAL   // 150MHz

 #define GPT1_TIMER_PRESCALE 2
 #define GPT2_TIMER_PRESCALE 10

-#define GPT1_TIMER_RATE (GPT_TIMER_RATE / GPT1_TIMER_PRESCALE) // 150MHz /  2 = 75MHz
-#define GPT2_TIMER_RATE (GPT_TIMER_RATE / GPT2_TIMER_PRESCALE) // 150MHz / 10 = 15MHz
+#define GPT1_TIMER_RATE (GPT_TIMER_RATE / GPT1_TIMER_PRESCALE) // 75MHz
+#define GPT2_TIMER_RATE (GPT_TIMER_RATE / GPT2_TIMER_PRESCALE) // 15MHz

 #ifndef MF_TIMER_STEP
  #define MF_TIMER_STEP         0  // Timer Index for Stepper
@@ -57,8 +57,7 @@ typedef uint32_t hal_timer_t;
 #define TEMP_TIMER_RATE        1000000
 #define TEMP_TIMER_FREQUENCY   1000

-#define HAL_TIMER_RATE         GPT1_TIMER_RATE
-#define STEPPER_TIMER_RATE     HAL_TIMER_RATE
+#define STEPPER_TIMER_RATE     GPT1_TIMER_RATE
 #define STEPPER_TIMER_TICKS_PER_US ((STEPPER_TIMER_RATE) / 1000000)
 #define STEPPER_TIMER_PRESCALE ((GPT_TIMER_RATE / 1000000) / STEPPER_TIMER_TICKS_PER_US)

@@ -261,16 +261,12 @@
  #include "tests/marlin_tests.h"
 #endif

-#if HAS_RS485_SERIAL
-  #include "feature/rs485.h"
-#endif
-
 PGMSTR(M112_KILL_STR, "M112 Shutdown");

-MarlinState marlin_state = MarlinState::MF_INITIALIZING;
+MarlinState marlin_state = MF_INITIALIZING;

 // For M109 and M190, this flag may be cleared (by M108) to exit the wait loop
-bool wait_for_heatup = false;
+bool wait_for_heatup = true;

 // For M0/M1, this flag may be cleared (by M108) to exit the wait-for-user loop
 #if HAS_RESUME_CONTINUE
@@ -312,12 +308,23 @@ bool wait_for_heatup = false;
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wnarrowing"

+#ifndef RUNTIME_ONLY_ANALOG_TO_DIGITAL
+  template <pin_t ...D>
+  constexpr pin_t OnlyPins<_SP_END, D...>::table[sizeof...(D)];
+#endif
+
 bool pin_is_protected(const pin_t pin) {
-  #define pgm_read_pin(P) (sizeof(pin_t) == 2 ? (pin_t)pgm_read_word(P) : (pin_t)pgm_read_byte(P))
-  for (uint8_t i = 0; i < COUNT(sensitive_dio); ++i)
-    if (pin == pgm_read_pin(&sensitive_dio[i])) return true;
-  for (uint8_t i = 0; i < COUNT(sensitive_aio); ++i)
-    if (pin == analogInputToDigitalPin(pgm_read_pin(&sensitive_dio[i]))) return true;
+  #ifdef RUNTIME_ONLY_ANALOG_TO_DIGITAL
+    static const pin_t sensitive_pins[] PROGMEM = { SENSITIVE_PINS };
+    const size_t pincount = COUNT(sensitive_pins);
+  #else
+    static constexpr size_t pincount = OnlyPins<SENSITIVE_PINS>::size;
+    static const pin_t (&sensitive_pins)[pincount] PROGMEM = OnlyPins<SENSITIVE_PINS>::table;
+  #endif
+  for (uint8_t i = 0; i < pincount; ++i) {
+    const pin_t * const pptr = &sensitive_pins[i];
+    if (pin == (sizeof(pin_t) == 2 ? (pin_t)pgm_read_word(pptr) : (pin_t)pgm_read_byte(pptr))) return true;
+  }
  return false;
 }

@@ -381,8 +388,8 @@ void startOrResumeJob() {
  }

  inline void finishSDPrinting() {
-    if (queue.enqueue_one(F("M1001"))) {      // Keep trying until it gets queued
-      marlin_state = MarlinState::MF_RUNNING; // Signal to stop trying
+    if (queue.enqueue_one(F("M1001"))) {  // Keep trying until it gets queued
+      marlin_state = MF_RUNNING;          // Signal to stop trying
      TERN_(PASSWORD_AFTER_SD_PRINT_END, password.lock_machine());
      TERN_(DGUS_LCD_UI_MKS, screen.sdPrintingFinished());
    }
@@ -467,16 +474,11 @@ inline void manage_inactivity(const bool no_stepper_sleep=false) {

  #if HAS_KILL

-    // Check if the kill button was pressed and wait to ensure the signal is not noise
-    // typically caused by poor insulation and grounding on LCD cables.
-    // Lower numbers here will increase response time and therefore safety rating.
-    // It is recommended to set this as low as possibe without false triggers.
+    // Check if the kill button was pressed and wait just in case it was an accidental
+    // key kill key press
    // -------------------------------------------------------------------------------
-    #ifndef KILL_DELAY
-      #define KILL_DELAY 250
-    #endif
-
    static int killCount = 0;   // make the inactivity button a bit less responsive
+    const int KILL_DELAY = 750;
    if (kill_state())
      killCount++;
    else if (killCount > 0)
@@ -777,7 +779,7 @@ void idle(const bool no_stepper_sleep/*=false*/) {
  TERN_(MAX7219_DEBUG, max7219.idle_tasks());

  // Return if setup() isn't completed
-  if (marlin_state == MarlinState::MF_INITIALIZING) goto IDLE_DONE;
+  if (marlin_state == MF_INITIALIZING) goto IDLE_DONE;

  // TODO: Still causing errors
  TERN_(TOOL_SENSOR, (void)check_tool_sensor_stats(active_extruder, true));
@@ -963,7 +965,7 @@ void stop() {
    SERIAL_ERROR_MSG(STR_ERR_STOPPED);
    LCD_MESSAGE(MSG_STOPPED);
    safe_delay(350);       // allow enough time for messages to get out before stopping
-    marlin_state = MarlinState::MF_STOPPED;
+    marlin_state = MF_STOPPED;
  }
 }

@@ -1277,7 +1279,7 @@ void setup() {

  // Identify myself as Marlin x.x.x
  SERIAL_ECHOLNPGM("Marlin " SHORT_BUILD_VERSION);
-  #ifdef STRING_DISTRIBUTION_DATE
+  #if defined(STRING_DISTRIBUTION_DATE) && defined(STRING_CONFIG_H_AUTHOR)
    SERIAL_ECHO_MSG(
      " Last Updated: " STRING_DISTRIBUTION_DATE
      " | Author: " STRING_CONFIG_H_AUTHOR
@@ -1323,23 +1325,18 @@ void setup() {
    #endif
  #endif

-  #if HAS_MEDIA && ANY(SDCARD_EEPROM_EMULATION, POWER_LOSS_RECOVERY)
+  #if ALL(HAS_MEDIA, SDCARD_EEPROM_EMULATION)
    SETUP_RUN(card.mount());          // Mount media with settings before first_load
  #endif

-  // Prepare some LCDs to display early
-  #if HAS_EARLY_LCD_SETTINGS
-    SETUP_RUN(settings.load_lcd_state());
-  #endif
+  SETUP_RUN(settings.first_load());   // Load data from EEPROM if available (or use defaults)
+                                      // This also updates variables in the planner, elsewhere

  #if ALL(HAS_WIRED_LCD, SHOW_BOOTSCREEN)
    SETUP_RUN(ui.show_bootscreen());
    const millis_t bootscreen_ms = millis();
  #endif

-  SETUP_RUN(settings.first_load());   // Load data from EEPROM if available (or use defaults)
-                                      // This also updates variables in the planner, elsewhere
-
  #if ENABLED(PROBE_TARE)
    SETUP_RUN(probe.tare_init());
  #endif
@@ -1646,15 +1643,11 @@ void setup() {
    SETUP_RUN(bdl.init(I2C_BD_SDA_PIN, I2C_BD_SCL_PIN, I2C_BD_DELAY));
  #endif

-  #if HAS_RS485_SERIAL
-    SETUP_RUN(rs485_init());
-  #endif
-
  #if ENABLED(FT_MOTION)
    SETUP_RUN(ftMotion.init());
  #endif

-  marlin_state = MarlinState::MF_RUNNING;
+  marlin_state = MF_RUNNING;

  #ifdef STARTUP_TUNE
    // Play a short startup tune before continuing.
@@ -1686,7 +1679,7 @@ void loop() {

    #if HAS_MEDIA
      if (card.flag.abort_sd_printing) abortSDPrinting();
-      if (marlin_state == MarlinState::MF_SD_COMPLETE) finishSDPrinting();
+      if (marlin_state == MF_SD_COMPLETE) finishSDPrinting();
    #endif

    queue.advance();
@@ -42,7 +42,7 @@ void kill(FSTR_P const lcd_error=nullptr, FSTR_P const lcd_component=nullptr, co
 void minkill(const bool steppers_off=false);

 // Global State of the firmware
-enum class MarlinState : uint8_t {
+enum MarlinState : uint8_t {
  MF_INITIALIZING = 0,
  MF_STOPPED,
  MF_KILLED,
@@ -53,8 +53,8 @@ enum class MarlinState : uint8_t {
 };

 extern MarlinState marlin_state;
-inline bool IsRunning() { return marlin_state >= MarlinState::MF_RUNNING; }
-inline bool IsStopped() { return marlin_state == MarlinState::MF_STOPPED; }
+inline bool IsRunning() { return marlin_state >= MF_RUNNING; }
+inline bool IsStopped() { return marlin_state == MF_STOPPED; }

 bool printingIsActive();
 bool printJobOngoing();
@@ -131,7 +131,6 @@
 #define BOARD_PXMALION_CORE_I3        1164  // Pxmalion Core I3
 #define BOARD_PANOWIN_CUTLASS         1165  // Panowin Cutlass (as found in the Panowin F1)
 #define BOARD_KODAMA_BARDO            1166  // Kodama Bardo V1.x (as found in the Kodama Trinus)
-#define BOARD_DAGOMA_D6               1167  // Dagoma D6 (as found in the Dagoma DiscoUltimate V2 TMC)

 //
 // RAMBo and derivatives
@@ -383,9 +382,9 @@
 #define BOARD_CREALITY_V452           5050  // Creality v4.5.2 (STM32F103RC / STM32F103RE)
 #define BOARD_CREALITY_V453           5051  // Creality v4.5.3 (STM32F103RC / STM32F103RE)
 #define BOARD_CREALITY_V521           5052  // Creality v5.2.1 (STM32F103VE) as found in the SV04
-#define BOARD_CREALITY_V24S1          5053  // Creality v2.4.S1 (STM32F103RC / STM32F103RE) CR-FDM-v2.4.S1_v101 as found in the Ender-7
-#define BOARD_CREALITY_V24S1_301      5054  // Creality v2.4.S1_301 (STM32F103RC / STM32F103RE) CR-FDM-v24S1_301 as found in the Ender-3 S1
-#define BOARD_CREALITY_V25S1          5055  // Creality v2.5.S1 (STM32F103RE) CR-FDM-v2.5.S1_100 as found in the CR-10 Smart Pro
+#define BOARD_CREALITY_V24S1          5053  // Creality v2.4.S1 (STM32F103RC / STM32F103RE) v101 as found in the Ender-7
+#define BOARD_CREALITY_V24S1_301      5054  // Creality v2.4.S1_301 (STM32F103RC / STM32F103RE) v301 as found in the Ender-3 S1
+#define BOARD_CREALITY_V25S1          5055  // Creality v2.5.S1 (STM32F103RE) as found in the CR-10 Smart Pro
 #define BOARD_TRIGORILLA_PRO          5056  // Trigorilla Pro (STM32F103ZE)
 #define BOARD_FLY_MINI                5057  // FLYmaker FLY MINI (STM32F103RC)
 #define BOARD_FLSUN_HISPEED           5058  // FLSUN HiSpeedV1 (STM32F103VE)
@@ -468,11 +467,6 @@
 #define BOARD_FYSETC_CHEETAH_V30      5250  // FYSETC Cheetah V3.0 (STM32F446RC)
 #define BOARD_BLACKBEEZMINI_V1        5251  // BlackBeezMini V1 (STM32F401CCU6)

-//
-// Other ARM Cortex-M4
-//
-#define BOARD_CREALITY_CR4NS          5300  // Creality CR4NS200320C13 (GD32F303RET6) as found in the Ender-3 V3 SE
-
 //
 // ARM Cortex-M7
 //
@@ -103,8 +103,7 @@

 #define HAS_TRINAMIC HAS_TRINAMIC_CONFIG

-#if (    HAS_DRIVER(TMC2100) \
-      || HAS_DRIVER(TMC2130_STANDALONE) || HAS_DRIVER(TMC2160_STANDALONE) \
+#if (    HAS_DRIVER(TMC2130_STANDALONE) || HAS_DRIVER(TMC2160_STANDALONE) \
      || HAS_DRIVER(TMC2208_STANDALONE) || HAS_DRIVER(TMC2209_STANDALONE) \
      || HAS_DRIVER(TMC2660_STANDALONE) || HAS_DRIVER(TMC5130_STANDALONE) \
      || HAS_DRIVER(TMC5160_STANDALONE) )
@@ -135,7 +135,6 @@
 #define STR_BUSY_PAUSED_FOR_USER            "busy: paused for user"
 #define STR_BUSY_PAUSED_FOR_INPUT           "busy: paused for input"
 #define STR_Z_MOVE_COMP                     "Z_move_comp"
-#define STR_LINE_NO                         "Line: "
 #define STR_RESEND                          "Resend: "
 #define STR_UNKNOWN_COMMAND                 "Unknown command: \""
 #define STR_ACTIVE_EXTRUDER                 "Active Extruder: "
@@ -355,8 +354,6 @@
 #define STR_PROBE_EN                        "probe_en"
 #define STR_FILAMENT                        "filament"

-#define STR_CALIBRATION                     "calibration"
-
 // General axis names
 #define STR_X "X"
 #define STR_Y "Y"
@@ -55,6 +55,9 @@
  #define CYCLES_PER_MICROSECOND (F_CPU / 1000000UL) // 16 or 20 on AVR
 #endif

+// Nanoseconds per cycle
+#define NANOSECONDS_PER_CYCLE (1000000000.0 / F_CPU)
+
 // Macros to make a string from a macro
 #define STRINGIFY_(M) #M
 #define STRINGIFY(M) STRINGIFY_(M)
@@ -86,8 +89,7 @@
 #define HYPOT2(x,y) (sq(x)+sq(y))
 #define NORMSQ(x,y,z) (sq(x)+sq(y)+sq(z))

-#define FLOAT_SQ(I) sq(float(I))
-#define CIRCLE_AREA(R) (float(M_PI) * FLOAT_SQ(R))
+#define CIRCLE_AREA(R) (float(M_PI) * sq(float(R)))
 #define CIRCLE_CIRC(R) (2 * float(M_PI) * float(R))

 #define SIGN(a) ({__typeof__(a) _a = (a); (_a>0)-(_a<0);})
@@ -194,8 +196,8 @@
 #define ENABLED(V...)       DO(ENA,&&,V)
 #define DISABLED(V...)      DO(DIS,&&,V)
 #define ANY(V...)          !DISABLED(V)
-#define ALL(V...)           ENABLED(V)
-#define NONE(V...)          DISABLED(V)
+#define ALL                 ENABLED
+#define NONE                DISABLED
 #define COUNT_ENABLED(V...) DO(ENA,+,V)
 #define MANY(V...)          (COUNT_ENABLED(V) > 1)

@@ -627,7 +629,7 @@
 #define DEFER4(M) M EMPTY EMPTY EMPTY EMPTY()()()()

 // Force define expansion
-#define EVAL(V...)     EVAL16(V)
+#define EVAL           EVAL16
 #define EVAL4096(V...) EVAL2048(EVAL2048(V))
 #define EVAL2048(V...) EVAL1024(EVAL1024(V))
 #define EVAL1024(V...) EVAL512(EVAL512(V))
@@ -143,13 +143,13 @@ public:

  // Set with format string and arguments, like printf
  template<typename... Args>
-  MString& setf_P(PGM_P const pfmt, Args... more) { SNPRINTF_P(str, SIZE, pfmt, more...); debug(F("setf_P")); return *this; }
+  MString& setf_P(PGM_P const fmt, Args... more) { SNPRINTF_P(str, SIZE, fmt, more...); debug(F("setf_P")); return *this; }

  template<typename... Args>
-  MString& setf(const char *fmt, Args... more) { SNPRINTF(str, SIZE, fmt, more...); debug(F("setf")); return *this; }
+  MString& setf(const char *fmt, Args... more)   { SNPRINTF(str, SIZE, fmt, more...);   debug(F("setf"));   return *this; }

  template<typename... Args>
-  MString& setf(FSTR_P const ffmt, Args... more) { return setf_P(FTOP(ffmt), more...); }
+  MString& setf(FSTR_P const fmt, Args... more)  { return setf_P(FTOP(fmt), more...); }

  // Chainable String appenders
  MString& append()                           { debug(F("nil")); return *this; } // for macros that might emit no output
@@ -206,9 +206,9 @@ public:
  MString& append(const spaces_t &s) { return append(repchr_t(' ', s.count)); }

  template<typename... Args>
-  MString& appendf_P(PGM_P const pfmt, Args... more) {
+  MString& appendf_P(PGM_P const fmt, Args... more) {
    int sz = length();
-    if (sz < SIZE) SNPRINTF_P(str + sz, SIZE - sz, pfmt, more...);
+    if (sz < SIZE) SNPRINTF_P(str + sz, SIZE - sz, fmt, more...);
    debug(F("appendf_P"));
    return *this;
  }
@@ -271,13 +271,13 @@ public:
  SString& set() { super::set(); return *this; }

  template<typename... Args>
-  SString& setf_P(PGM_P const pfmt, Args... more) { super::setf_P(pfmt, more...); return *this; }
+  SString& setf_P(PGM_P const fmt, Args... more) { super::setf_P(fmt, more...); return *this; }

  template<typename... Args>
-  SString& setf(const char *fmt, Args... more)    { super::setf(fmt, more...); return *this; }
+  SString& setf(const char *fmt, Args... more)   { super::setf(fmt, more...); return *this; }

  template<typename... Args>
-  SString& setf(FSTR_P const ffmt, Args... more)  { super::setf(ffmt, more...); return *this; }
+  SString& setf(FSTR_P const fmt, Args... more)  { super::setf(fmt, more...); return *this; }

  template <typename T>
  SString& set(const T &v) { super::set(v); return *this; }
@@ -46,7 +46,6 @@ template <class L, class R> struct IF<true, L, R> { typedef L type; };
 #define NUM_AXIS_ELEM(O)      NUM_AXIS_LIST(O.x, O.y, O.z, O.i, O.j, O.k, O.u, O.v, O.w)
 #define NUM_AXIS_DECL(T,V)    NUM_AXIS_LIST(T x=V, T y=V, T z=V, T i=V, T j=V, T k=V, T u=V, T v=V, T w=V)
 #define MAIN_AXIS_NAMES       NUM_AXIS_LIST(X, Y, Z, I, J, K, U, V, W)
-#define MAIN_AXIS_NAMES_LC    NUM_AXIS_LIST(x, y, z, i, j, k, u, v, w)
 #define STR_AXES_MAIN         NUM_AXIS_GANG("X", "Y", "Z", STR_I, STR_J, STR_K, STR_U, STR_V, STR_W)

 #define LOGICAL_AXIS_GANG(E,V...)  NUM_AXIS_GANG(V) GANG_ITEM_E(E)
@@ -59,21 +58,17 @@ template <class L, class R> struct IF<true, L, R> { typedef L type; };
 #define LOGICAL_AXIS_ELEM(O)       LOGICAL_AXIS_LIST(O.e, O.x, O.y, O.z, O.i, O.j, O.k, O.u, O.v, O.w)
 #define LOGICAL_AXIS_DECL(T,V)     LOGICAL_AXIS_LIST(T e=V, T x=V, T y=V, T z=V, T i=V, T j=V, T k=V, T u=V, T v=V, T w=V)
 #define LOGICAL_AXIS_NAMES         LOGICAL_AXIS_LIST(E, X, Y, Z, I, J, K, U, V, W)
-#define LOGICAL_AXIS_NAMES_LC      LOGICAL_AXIS_LIST(e, x, y, z, i, j, k, u, v, w)
 #define LOGICAL_AXIS_MAP(F)        MAP(F, LOGICAL_AXIS_NAMES)
-#define LOGICAL_AXIS_MAP_LC(F)     MAP(F, LOGICAL_AXIS_NAMES_LC)
 #define STR_AXES_LOGICAL           LOGICAL_AXIS_GANG("E", "X", "Y", "Z", STR_I, STR_J, STR_K, STR_U, STR_V, STR_W)

 #if NUM_AXES
  #define NUM_AXES_SEP ,
  #define MAIN_AXIS_MAP(F)    MAP(F, MAIN_AXIS_NAMES)
-  #define MAIN_AXIS_MAP_LC(F) MAP(F, MAIN_AXIS_NAMES_LC)
  #define OPTARGS_NUM(T)      , NUM_AXIS_ARGS(T)
  #define OPTARGS_LOGICAL(T)  , LOGICAL_AXIS_ARGS(T)
 #else
  #define NUM_AXES_SEP
  #define MAIN_AXIS_MAP(F)
-  #define MAIN_AXIS_MAP_LC(F)
  #define OPTARGS_NUM(T)
  #define OPTARGS_LOGICAL(T)
 #endif
@@ -84,7 +79,6 @@ template <class L, class R> struct IF<true, L, R> { typedef L type; };
 #define NUM_AXIS_ARGS_(T)       NUM_AXIS_ARGS(T) NUM_AXES_SEP
 #define NUM_AXIS_ELEM_(T)       NUM_AXIS_ELEM(T) NUM_AXES_SEP
 #define MAIN_AXIS_NAMES_        MAIN_AXIS_NAMES NUM_AXES_SEP
-#define MAIN_AXIS_NAMES_LC_     MAIN_AXIS_NAMES_LC NUM_AXES_SEP

 #if LOGICAL_AXES
  #define LOGICAL_AXES_SEP ,
@@ -98,7 +92,6 @@ template <class L, class R> struct IF<true, L, R> { typedef L type; };
 #define LOGICAL_AXIS_ARGS_(T)       LOGICAL_AXIS_ARGS(T) LOGICAL_AXES_SEP
 #define LOGICAL_AXIS_ELEM_(T)       LOGICAL_AXIS_ELEM(T) LOGICAL_AXES_SEP
 #define LOGICAL_AXIS_NAMES_         LOGICAL_AXIS_NAMES LOGICAL_AXES_SEP
-#define LOGICAL_AXIS_NAMES_LC_      LOGICAL_AXIS_NAMES_LC LOGICAL_AXES_SEP

 #define SECONDARY_AXIS_GANG(V...) GANG_N(SECONDARY_AXES, V)
 #define SECONDARY_AXIS_CODE(V...) CODE_N(SECONDARY_AXES, V)
@@ -166,7 +159,7 @@ template <class L, class R> struct IF<true, L, R> { typedef L type; };
 // General Flags for some number of states
 template<size_t N>
 struct Flags {
-  typedef bits_t(N) flagbits_t;
+  typedef uvalue_t(N) flagbits_t;
  typedef struct { bool b0:1, b1:1, b2:1, b3:1, b4:1, b5:1, b6:1, b7:1; } N8;
  typedef struct { bool b0:1, b1:1, b2:1, b3:1, b4:1, b5:1, b6:1, b7:1, b8:1, b9:1, b10:1, b11:1, b12:1, b13:1, b14:1, b15:1; } N16;
  typedef struct { bool b0:1,  b1:1,  b2:1,  b3:1,  b4:1,  b5:1,  b6:1,  b7:1,  b8:1,  b9:1, b10:1, b11:1, b12:1, b13:1, b14:1, b15:1,
@@ -226,7 +219,7 @@ typedef struct {
 //
 //  - X_AXIS, Y_AXIS, and Z_AXIS should be used for axes in Cartesian space
 //  - A_AXIS, B_AXIS, and C_AXIS should be used for Steppers, corresponding to XYZ on Cartesians
-//  - X_HEAD, Y_HEAD, and Z_HEAD should be used for axes on Core kinematics
+//  - X_HEAD, Y_HEAD, and Z_HEAD should be used for Steppers on Core kinematics
 //
 enum AxisEnum : uint8_t {

@@ -610,9 +603,9 @@ struct XYZval {
  // If any element is true then it's true
  FI constexpr operator bool()  const { return 0 NUM_AXIS_GANG(|| x, || y, || z, || i, || j, || k, || u, || v, || w); }
  // Smallest element
-  FI constexpr T small()        const { return TERN0(HAS_X_AXIS, _MIN(NUM_AXIS_LIST(x, y, z, i, j, k, u, v, w))); }
+  FI constexpr T small()        const { return TERN(HAS_X_AXIS, _MIN(NUM_AXIS_LIST(x, y, z, i, j, k, u, v, w)), 0); }
  // Largest element
-  FI constexpr T large()        const { return TERN0(HAS_X_AXIS, _MAX(NUM_AXIS_LIST(x, y, z, i, j, k, u, v, w))); }
+  FI constexpr T large()        const { return TERN(HAS_X_AXIS, _MAX(NUM_AXIS_LIST(x, y, z, i, j, k, u, v, w)), 0); }

  // Explicit copy and copies with conversion
  FI constexpr XYZval<T>           copy() const { XYZval<T> o = *this; return o; }
@@ -1091,7 +1084,6 @@ public:
  FI bool toggle(const AxisEnum n) { TBI(bits, n); return TEST(bits, n); }
  FI void bset(const AxisEnum n) { SBI(bits, n); }
  FI void bclr(const AxisEnum n) { CBI(bits, n); }
-  FI void bset(const AxisEnum n, const bool b) { if (b) bset(n); else bclr(n); }

  // Accessor via an AxisEnum (or any integer) [index]
  FI bool operator[](const int n) const { return TEST(bits, n); }
@@ -171,14 +171,13 @@ int32_t Backlash::get_applied_steps(const AxisEnum axis) {

  const int32_t residual_error_axis = residual_error[axis];

-  // At startup, when no steps are applied, it is assumed the last move was backwards.
-  // So the applied steps will always be zero (when moving backwards) or a positive
-  // number (when moving forwards).
+  // At startup it is assumed the last move was forward.
+  // So the applied steps will always be negative.

-  if (!forward) return -residual_error_axis;
+  if (forward) return -residual_error_axis;

  const float f_corr = float(correction) / all_on;
-  const int32_t full_error_axis = f_corr * distance_mm[axis] * planner.settings.axis_steps_per_mm[axis];
+  const int32_t full_error_axis = -f_corr * distance_mm[axis] * planner.settings.axis_steps_per_mm[axis];
  return full_error_axis - residual_error_axis;
 }

@@ -46,16 +46,10 @@ BDS_Leveling bdl;
 #define DEBUG_OUT ENABLED(DEBUG_OUT_BD)
 #include "../../../core/debug_out.h"

-/**
- * M102 S<#> : Set adjustable Z height in 0.1mm units (10ths of a mm)
- *             (e.g., 'M102 S4' enables adjusting for Z <= 0.4mm)
- * M102 S0   : Disable adjustable Z height
- *
- * M102 S-1  : Read BDsensor version
- * M102 S-2  : Read BDsensor distance value
- * M102 S-5  : Read raw Calibration data
- * M102 S-6  : Start Calibration
- */
+// M102 S-5   Read raw Calibrate data
+// M102 S-6   Start Calibrate
+// M102 S4    Set the adjustable Z height value (e.g., 'M102 S4' means it will do adjusting while the Z height <= 0.4mm , disable with 'M102 S0'.)
+// M102 S-1   Read sensor information

 #define MAX_BD_HEIGHT                 4.0f
 #define CMD_READ_VERSION              1016
@@ -765,7 +765,7 @@ void unified_bed_leveling::shift_mesh_height() {

      const grid_count_t point_num = (GRID_MAX_POINTS - count) + 1;
      SERIAL_ECHOLNPGM("Probing mesh point ", point_num, "/", GRID_MAX_POINTS, ".");
-      TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/%i"), GET_TEXT_F(MSG_PROBING_POINT), point_num, int(GRID_MAX_POINTS)));
+      TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/%i"), GET_TEXT(MSG_PROBING_POINT), point_num, int(GRID_MAX_POINTS)));
      TERN_(HAS_BACKLIGHT_TIMEOUT, ui.refresh_backlight_timeout());

      #if HAS_MARLINUI_MENU
@@ -1494,7 +1494,7 @@ void unified_bed_leveling::smart_fill_mesh() {

      for (uint8_t i = 0; i < 3; ++i) {
        SERIAL_ECHOLNPGM("Tilting mesh (", i + 1, "/3)");
-        TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/3"), GET_TEXT_F(MSG_LCD_TILTING_MESH), i + 1));
+        TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/3"), GET_TEXT(MSG_LCD_TILTING_MESH), i + 1));

        measured_z = probe.probe_at_point(points[i], i < 2 ? PROBE_PT_RAISE : PROBE_PT_LAST_STOW, param.V_verbosity);
        if ((abort_flag = isnan(measured_z))) break;
@@ -1550,7 +1550,7 @@ void unified_bed_leveling::smart_fill_mesh() {
          #endif

          SERIAL_ECHOLNPGM("Tilting mesh point ", point_num, "/", total_points, "\n");
-          TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/%i"), GET_TEXT_F(MSG_LCD_TILTING_MESH), point_num, total_points));
+          TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/%i"), GET_TEXT(MSG_LCD_TILTING_MESH), point_num, total_points));

          measured_z = probe.probe_at_point(rpos, parser.seen_test('E') ? PROBE_PT_STOW : PROBE_PT_RAISE, param.V_verbosity); // TODO: Needs error handling

@@ -141,7 +141,7 @@ void MarlinEthernet::check() {

    case CONNECTING:
      telnetClient.println("Marlin " SHORT_BUILD_VERSION);
-      #ifdef STRING_DISTRIBUTION_DATE
+      #if defined(STRING_DISTRIBUTION_DATE) && defined(STRING_CONFIG_H_AUTHOR)
        telnetClient.println(
          " Last Updated: " STRING_DISTRIBUTION_DATE
          " | Author: " STRING_CONFIG_H_AUTHOR
@@ -137,7 +137,7 @@ void FWRetract::retract(const bool retracting E_OPTARG(bool swapping/*=false*/))
    // Retract by moving from a faux E position back to the current E position
    current_retract[active_extruder] = base_retract;
    prepare_internal_move_to_destination(                 // set current from destination
-      MUL_TERN(RETRACT_SYNC_MIXING, settings.retract_feedrate_mm_s, MIXING_STEPPERS)
+      settings.retract_feedrate_mm_s * TERN1(RETRACT_SYNC_MIXING, (MIXING_STEPPERS))
    );

    // Is a Z hop set, and has the hop not yet been done?
@@ -165,7 +165,8 @@ void FWRetract::retract(const bool retracting E_OPTARG(bool swapping/*=false*/))

    // Recover E, set_current_to_destination
    prepare_internal_move_to_destination(
-      MUL_TERN(RETRACT_SYNC_MIXING, swapping ? settings.swap_retract_recover_feedrate_mm_s : settings.retract_recover_feedrate_mm_s, MIXING_STEPPERS)
+      (swapping ? settings.swap_retract_recover_feedrate_mm_s : settings.retract_recover_feedrate_mm_s)
+      * TERN1(RETRACT_SYNC_MIXING, (MIXING_STEPPERS))
    );
  }

@@ -197,7 +197,7 @@ void HostUI::action(FSTR_P const fstr, const bool eol) {
            #endif
            #if HAS_FILAMENT_SENSOR
              if (runout.filament_ran_out) {                      // Disable a triggered sensor
-                runout.enabled[active_extruder] = false;
+                runout.enabled = false;
                runout.reset();
              }
            #endif
@@ -239,7 +239,7 @@ void LEDLights::set_color(const LEDColor &incol
  void LEDLights::toggle() { if (lights_on) set_off(); else update(); }
 #endif

-#if HAS_LED_POWEROFF_TIMEOUT
+#if LED_POWEROFF_TIMEOUT > 0

  millis_t LEDLights::led_off_time; // = 0

@@ -164,11 +164,11 @@ public:
  #if ENABLED(LED_CONTROL_MENU)
    static void toggle();  // swap "off" with color
  #endif
-  #if ANY(LED_CONTROL_MENU, CASE_LIGHT_USE_RGB_LED, HAS_LED_POWEROFF_TIMEOUT)
+  #if ANY(LED_CONTROL_MENU, CASE_LIGHT_USE_RGB_LED) || LED_POWEROFF_TIMEOUT > 0
    static void update() { set_color(color); }
  #endif

-  #if HAS_LED_POWEROFF_TIMEOUT
+  #if LED_POWEROFF_TIMEOUT > 0
    private:
      static millis_t led_off_time;
    public:
@@ -130,7 +130,7 @@ public:
  }

  // Accessors
-  static uint16_t pixels() { return MUL_TERN(NEOPIXEL2_INSERIES, adaneo1.numPixels(), 2); }
+  static uint16_t pixels() { return adaneo1.numPixels() * TERN1(NEOPIXEL2_INSERIES, 2); }

  static uint32_t pixel_color(const uint16_t n) {
    #if ENABLED(NEOPIXEL2_INSERIES)
@@ -135,7 +135,7 @@ void MMU2::reset() {
 int8_t MMU2::get_current_tool() { return extruder == MMU2_NO_TOOL ? -1 : extruder; }

 #if ANY(HAS_PRUSA_MMU2S, MMU_EXTRUDER_SENSOR)
-  #define FILAMENT_PRESENT() (READ(FIL_RUNOUT1_PIN) != runout.out_state())
+  #define FILAMENT_PRESENT() (READ(FIL_RUNOUT1_PIN) != FIL_RUNOUT1_STATE)
 #else
  #define FILAMENT_PRESENT() true
 #endif
@@ -214,21 +214,12 @@ bool load_filament(const_float_t slow_load_length/*=0*/, const_float_t fast_load
      impatient_beep(max_beep_count);
      #if ALL(FILAMENT_CHANGE_RESUME_ON_INSERT, FILAMENT_RUNOUT_SENSOR)
        #if MULTI_FILAMENT_SENSOR
-          LOOP_S_LE_N(i, 1, NUM_RUNOUT_SENSORS) {
-            pin_t pin;
-            switch (i) {
-              default: continue;
-              #define _CASE_RUNOUT(N) case N: pin = FIL_RUNOUT##N##_PIN; break;
-              REPEAT_1(NUM_RUNOUT_SENSORS, _CASE_RUNOUT)
-              #undef _CASE_RUNOUT
-            }
-            const RunoutMode rm = runout.mode[i - 1];
-            if (rm != RM_NONE && rm != RM_MOTION_SENSOR && extDigitalRead(pin) != runout.out_state(i - 1))
-              wait_for_user = false;
+          #define _CASE_INSERTED(N) case N-1: if (READ(FIL_RUNOUT##N##_PIN) != FIL_RUNOUT##N##_STATE) wait_for_user = false; break;
+          switch (active_extruder) {
+            REPEAT_1(NUM_RUNOUT_SENSORS, _CASE_INSERTED)
          }
        #else
-          if (READ(FIL_RUNOUT_PIN) != runout.out_state(active_extruder))
-            wait_for_user = false;
+          if (READ(FIL_RUNOUT_PIN) != FIL_RUNOUT_STATE) wait_for_user = false;
        #endif
      #endif
      idle_no_sleep();
@@ -57,7 +57,9 @@ enum PauseMessage : char {
 };

 #if M600_PURGE_MORE_RESUMABLE
-  // Input methods can Purge More, Resume, or request input
+  /**
+   * Input methods can Purge More, Resume, or request input
+   */
  enum PauseMenuResponse : char {
    PAUSE_RESPONSE_WAIT_FOR,
    PAUSE_RESPONSE_EXTRUDE_MORE,
@@ -107,7 +109,7 @@ void wait_for_confirmation(
 void resume_print(
  const_float_t   slow_load_length=0,                         // (mm) Slow Load Length for finishing move
  const_float_t   fast_load_length=0,                         // (mm) Fast Load Length for initial move
-  const_float_t   purge_length=ADVANCED_PAUSE_PURGE_LENGTH,   // (mm) Purge length
+  const_float_t   extrude_length=ADVANCED_PAUSE_PURGE_LENGTH, // (mm) Purge length
  const int8_t    max_beep_count=0,                           // Beep alert for attention
  const celsius_t targetTemp=0                                // (°C) A target temperature for the hotend
  DXC_PARAMS                                                  // Dual-X-Carriage extruder index
@@ -116,7 +118,7 @@ void resume_print(
 bool load_filament(
  const_float_t   slow_load_length=0,                         // (mm) Slow Load Length for finishing move
  const_float_t   fast_load_length=0,                         // (mm) Fast Load Length for initial move
-  const_float_t   purge_length=0,                             // (mm) Purge length
+  const_float_t   extrude_length=0,                           // (mm) Purge length
  const int8_t    max_beep_count=0,                           // Beep alert for attention
  const bool      show_lcd=false,                             // Set LCD status messages?
  const bool      pause_for_user=false,                       // Pause for user before returning?
@@ -201,7 +201,7 @@ void Power::power_off() {
  /**
   * Check all conditions that would signal power needing to be on.
   *
-   * @return bool  if power is needed
+   * @returns bool  if power is needed
   */
  bool Power::is_power_needed() {

@@ -205,9 +205,6 @@ void PrintJobRecovery::save(const bool force/*=false*/, const float zraise/*=POW
    // info.sdpos and info.current_position are pre-filled from the Stepper ISR

    info.feedrate = uint16_t(MMS_TO_MMM(feedrate_mm_s));
-    info.feedrate_percentage = feedrate_percentage;
-    COPY(info.flow_percentage, planner.flow_percentage);
-
    info.zraise = zraise;
    info.flag.raised = raised;                      // Was Z raised before power-off?

@@ -219,7 +216,7 @@ void PrintJobRecovery::save(const bool force/*=false*/, const float zraise/*=POW
    #if DISABLED(NO_VOLUMETRICS)
      info.flag.volumetric_enabled = parser.volumetric_enabled;
      #if HAS_MULTI_EXTRUDER
-        COPY(info.filament_size, planner.filament_size);
+        EXTRUDER_LOOP() info.filament_size[e] = planner.filament_size[e];
      #else
        if (parser.volumetric_enabled) info.filament_size[0] = planner.filament_size[active_extruder];
      #endif
@@ -272,10 +269,7 @@ void PrintJobRecovery::save(const bool force/*=false*/, const float zraise/*=POW

        #if POWER_LOSS_RETRACT_LEN
          // Retract filament now
-          const uint16_t old_flow = planner.flow_percentage[active_extruder];
-          planner.set_flow(active_extruder, 100);
-          gcode.process_subcommands_now(F("G1F3000E-" STRINGIFY(POWER_LOSS_RETRACT_LEN)));
-          planner.set_flow(active_extruder, old_flow);
+          gcode.process_subcommands_now(F("G1 F3000 E-" STRINGIFY(POWER_LOSS_RETRACT_LEN)));
        #endif

        #if POWER_LOSS_ZRAISE
@@ -561,12 +555,8 @@ void PrintJobRecovery::resume() {
  // Move back down to the saved Z for printing
  PROCESS_SUBCOMMANDS_NOW(TS(F("G1F600Z"), p_float_t(z_print, 3)));

-  // Restore the feedrate and percentage
+  // Restore the feedrate
  PROCESS_SUBCOMMANDS_NOW(TS(F("G1F"), info.feedrate));
-  feedrate_percentage = info.feedrate_percentage;
-
-  // Flowrate percentage
-  EXTRUDER_LOOP() planner.set_flow(e, info.flow_percentage[e]);

  // Restore E position with G92.9
  PROCESS_SUBCOMMANDS_NOW(TS(F("G92.9E"), p_float_t(resume_pos.e, 3)));
@@ -599,8 +589,7 @@ void PrintJobRecovery::resume() {
        }
        DEBUG_EOL();

-        DEBUG_ECHOLN(F("feedrate: "), info.feedrate, F(" x "), info.feedrate_percentage, '%');
-        EXTRUDER_LOOP() DEBUG_ECHOLN('E', e + 1, F(" flow %: "), info.flow_percentage[e]);
+        DEBUG_ECHOLNPGM("feedrate: ", info.feedrate);

        DEBUG_ECHOLNPGM("zraise: ", info.zraise, " ", info.flag.raised ? "(before)" : "");

@@ -59,8 +59,6 @@ typedef struct {
  // Machine state
  xyze_pos_t current_position;
  uint16_t feedrate;
-  int16_t feedrate_percentage;
-  uint16_t flow_percentage[EXTRUDERS];

  float zraise;

@@ -1,39 +0,0 @@
-/**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2024 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
- *
- * Based on Sprinter and grbl.
- * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- *
- */
-#include "../inc/MarlinConfig.h"
-
-#if HAS_RS485_SERIAL
-
-#include "rs485.h"
-
-HardwareSerialBusIO rs485BusIO(&RS485_SERIAL);
-RS485Bus<RS485_BUS_BUFFER_SIZE> rs485Bus(rs485BusIO, RS485_RX_ENABLE_PIN, RS485_TX_ENABLE_PIN);
-
-PhotonProtocol rs485Protocol;
-
-Packetizer rs485Packetizer(rs485Bus, rs485Protocol);
-
-uint8_t rs485Buffer[RS485_SEND_BUFFER_SIZE];
-
-void rs485_init() { RS485_SERIAL.begin(57600); }
-
-#endif // HAS_RS485_SERIAL
@@ -1,40 +0,0 @@
-/**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2024 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
- *
- * Based on Sprinter and grbl.
- * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- *
- */
-#pragma once
-
-#include "../inc/MarlinConfigPre.h"
-
-#include <rs485/rs485bus.hpp>
-#include <rs485/bus_adapters/hardware_serial.h>
-
-#include <rs485/protocols/photon.h>
-#include <rs485/packetizer.h>
-
-#define RS485_SEND_BUFFER_SIZE 32
-
-extern HardwareSerialBusIO rs485BusIO;
-extern RS485Bus<RS485_BUS_BUFFER_SIZE> rs485Bus;
-extern PhotonProtocol rs485Protocol;
-extern Packetizer rs485Packetizer;
-extern uint8_t rs485Buffer[RS485_SEND_BUFFER_SIZE];
-
-void rs485_init();
@@ -32,9 +32,9 @@

 FilamentMonitor runout;

-bool FilamentMonitorBase::enabled[NUM_RUNOUT_SENSORS], // Initialized by settings.load
-     FilamentMonitorBase::filament_ran_out; // = false
-RunoutMode FilamentMonitorBase::mode[NUM_RUNOUT_SENSORS]; // Initialized by settings.load
+bool FilamentMonitorBase::enabled = true,
+     FilamentMonitorBase::filament_ran_out;  // = false
+
 #if ENABLED(HOST_ACTION_COMMANDS)
  bool FilamentMonitorBase::host_handling; // = false
 #endif
@@ -45,10 +45,15 @@ RunoutMode FilamentMonitorBase::mode[NUM_RUNOUT_SENSORS]; // Initialized by sett
  #include "../core/debug_out.h"
 #endif

-float RunoutResponseDelayed::runout_distance_mm[NUM_RUNOUT_SENSORS]; // Initialized by settings.load
-countdown_t RunoutResponseDelayed::mm_countdown;
-uint8_t FilamentSensorCore::motion_detected;
-int8_t RunoutResponseDelayed::runout_count[NUM_RUNOUT_SENSORS]; // = 0
+#if HAS_FILAMENT_RUNOUT_DISTANCE
+  float RunoutResponseDelayed::runout_distance_mm = FILAMENT_RUNOUT_DISTANCE_MM;
+  countdown_t RunoutResponseDelayed::mm_countdown;
+  #if ENABLED(FILAMENT_MOTION_SENSOR)
+    uint8_t FilamentSensorEncoder::motion_detected;
+  #endif
+#else
+  int8_t RunoutResponseDebounced::runout_count[NUM_RUNOUT_SENSORS]; // = 0
+#endif

 //
 // Filament Runout event handler
@@ -40,6 +40,16 @@
 #endif

 //#define FILAMENT_RUNOUT_SENSOR_DEBUG
+#ifndef FILAMENT_RUNOUT_THRESHOLD
+  #define FILAMENT_RUNOUT_THRESHOLD 5
+#endif
+
+#if ENABLED(FILAMENT_MOTION_SENSOR)
+  #define HAS_FILAMENT_MOTION 1
+#endif
+#if DISABLED(FILAMENT_MOTION_SENSOR) || ENABLED(FILAMENT_SWITCH_AND_MOTION)
+  #define HAS_FILAMENT_SWITCH 1
+#endif

 typedef Flags<
          #if NUM_MOTION_SENSORS > NUM_RUNOUT_SENSORS
@@ -52,65 +62,73 @@ typedef Flags<
 void event_filament_runout(const uint8_t extruder);
 inline bool should_monitor_runout() { return did_pause_print || printingIsActive(); }

+template<class RESPONSE_T, class SENSOR_T>
+class TFilamentMonitor;
+class FilamentSensor;
+class RunoutResponseDelayed;
+class RunoutResponseDebounced;
+
+/********************************* TEMPLATE SPECIALIZATION *********************************/
+
+typedef TFilamentMonitor<
+          TERN(HAS_FILAMENT_RUNOUT_DISTANCE, RunoutResponseDelayed, RunoutResponseDebounced),
+          FilamentSensor
+        > FilamentMonitor;
+
+extern FilamentMonitor runout;
+
 /*******************************************************************************************/

-enum RunoutMode : uint8_t {
-  RM_NONE,
-  RM_OUT_ON_LOW,
-  RM_OUT_ON_HIGH,
-  RM_RESERVED3,
-  RM_RESERVED4,
-  RM_RESERVED5,
-  RM_RESERVED6,
-  RM_MOTION_SENSOR
-};
-
-class FilamentSensor {
+class FilamentMonitorBase {
  public:
-    static bool enabled[NUM_RUNOUT_SENSORS], filament_ran_out;
-    static RunoutMode mode[NUM_RUNOUT_SENSORS];
-
-    static uint8_t out_state(const uint8_t e=0) { return mode[e] == RM_OUT_ON_HIGH ? HIGH : LOW; }
+    static bool enabled, filament_ran_out;

    #if ENABLED(HOST_ACTION_COMMANDS)
      static bool host_handling;
    #else
      static constexpr bool host_handling = false;
    #endif
+};

+template<class RESPONSE_T, class SENSOR_T>
+class TFilamentMonitor : public FilamentMonitorBase {
+  private:
+    typedef RESPONSE_T response_t;
+    typedef SENSOR_T   sensor_t;
+    static  response_t response;
+    static  sensor_t   sensor;
+
+  public:
    static void setup() {
-      #define _INIT_RUNOUT_PIN(P,S,U,D) do{ if (ENABLED(U)) SET_INPUT_PULLUP(P); else if (ENABLED(D)) SET_INPUT_PULLDOWN(P); else SET_INPUT(P); }while(0);
-      #define  INIT_RUNOUT_PIN(N) _INIT_RUNOUT_PIN(FIL_RUNOUT##N##_PIN, FIL_RUNOUT##N##_STATE, FIL_RUNOUT##N##_PULLUP, FIL_RUNOUT##N##_PULLDOWN);
-      REPEAT_1(NUM_RUNOUT_SENSORS, INIT_RUNOUT_PIN)
-      #undef INIT_RUNOUT_PIN
-
-      #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
-        #define INIT_MOTION_PIN(N) _INIT_RUNOUT_PIN(FIL_MOTION##N##_PIN, FIL_MOTION##N##_STATE, FIL_MOTION##N##_PULLUP, FIL_MOTION##N##_PULLDOWN);
-        REPEAT_1(NUM_MOTION_SENSORS, INIT_MOTION_PIN)
-        #undef  INIT_MOTION_PIN
-      #endif
-      #undef _INIT_RUNOUT_PIN
+      sensor.setup();
      reset();
    }

    static void reset() {
      filament_ran_out = false;
-      for (uint8_t i = 0; i < NUM_RUNOUT_SENSORS; ++i) filament_present(i);
-        #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
-          for (uint8_t i = 0; i < NUM_MOTION_SENSORS; ++i) filament_motion_present(i);
-        #endif
+      response.reset();
    }

    // Call this method when filament is present,
    // so the response can reset its counter.
-    static void filament_present(const uint8_t e) { filament_present(e); }
-    static float& runout_distance(const uint8_t e=0) { return runout_distance_mm[e]; }
-    static void set_runout_distance(const_float_t mm, const uint8_t e=0) { runout_distance_mm[e] = mm; }
+    static void filament_present(const uint8_t extruder) {
+      response.filament_present(extruder);
+    }
+    #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
+      static void filament_motion_present(const uint8_t extruder) {
+        response.filament_motion_present(extruder);
+      }
+    #endif
+
+    #if HAS_FILAMENT_RUNOUT_DISTANCE
+      static float& runout_distance() { return response.runout_distance_mm; }
+      static void set_runout_distance(const_float_t mm) { response.runout_distance_mm = mm; }
+    #endif

    // Handle a block completion. RunoutResponseDelayed uses this to
    // add up the length of filament moved while the filament is out.
    static void block_completed(const block_t * const b) {
-      if (enabled[active_extruder]) {
+      if (enabled) {
        response.block_completed(b);
        sensor.block_completed(b);
      }
@@ -119,11 +137,11 @@ class FilamentSensor {
    // Give the response a chance to update its counter.
    static void run() {
      if (enabled && !filament_ran_out && should_monitor_runout()) {
-        cli(); // Prevent RunoutResponseDelayed::block_completed from accumulating here
+        TERN_(HAS_FILAMENT_RUNOUT_DISTANCE, cli()); // Prevent RunoutResponseDelayed::block_completed from accumulating here
        response.run();
        sensor.run();
        const runout_flags_t runout_flags = response.has_run_out();
-        sei();
+        TERN_(HAS_FILAMENT_RUNOUT_DISTANCE, sei());
        #if MULTI_FILAMENT_SENSOR
          #if ENABLED(WATCH_ALL_RUNOUT_SENSORS)
            const bool ran_out = bool(runout_flags);  // any sensor triggers
@@ -151,7 +169,11 @@ class FilamentSensor {
        }
      }
    }
+};

+/*************************** FILAMENT PRESENCE SENSORS ***************************/
+
+class FilamentSensorBase {
  protected:
    /**
     * Called by FilamentSensorSwitch::run when filament is detected.
@@ -160,8 +182,26 @@ class FilamentSensor {
    static void filament_present(const uint8_t extruder) {
      runout.filament_present(extruder); // ...which calls response.filament_present(extruder)
    }
+    #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
+      static void filament_motion_present(const uint8_t extruder) {
+        runout.filament_motion_present(extruder); // ...which calls response.filament_motion_present(extruder)
+      }
+    #endif

  public:
+    static void setup() {
+      #define _INIT_RUNOUT_PIN(P,S,U,D) do{ if (ENABLED(U)) SET_INPUT_PULLUP(P); else if (ENABLED(D)) SET_INPUT_PULLDOWN(P); else SET_INPUT(P); }while(0);
+      #define  INIT_RUNOUT_PIN(N) _INIT_RUNOUT_PIN(FIL_RUNOUT##N##_PIN, FIL_RUNOUT##N##_STATE, FIL_RUNOUT##N##_PULLUP, FIL_RUNOUT##N##_PULLDOWN);
+      REPEAT_1(NUM_RUNOUT_SENSORS, INIT_RUNOUT_PIN)
+      #undef INIT_RUNOUT_PIN
+
+      #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
+        #define INIT_MOTION_PIN(N) _INIT_RUNOUT_PIN(FIL_MOTION##N##_PIN, FIL_MOTION##N##_STATE, FIL_MOTION##N##_PULLUP, FIL_MOTION##N##_PULLDOWN);
+        REPEAT_1(NUM_MOTION_SENSORS, INIT_MOTION_PIN)
+        #undef  INIT_MOTION_PIN
+      #endif
+      #undef _INIT_RUNOUT_PIN
+    }

    // Return a bitmask of runout pin states
    static uint8_t poll_runout_pins() {
@@ -172,11 +212,12 @@ class FilamentSensor {

    // Return a bitmask of runout flag states (1 bits always indicates runout)
    static uint8_t poll_runout_states() {
-      #define _INVERT_BIT(N) | (runout.out_state(N-1) ? 0 : _BV(N-1))
+      #define _INVERT_BIT(N) | (FIL_RUNOUT##N##_STATE ? 0 : _BV(N - 1))
      return poll_runout_pins() ^ uint8_t(0 REPEAT_1(NUM_RUNOUT_SENSORS, _INVERT_BIT));
      #undef _INVERT_BIT
    }

+    #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
      // Return a bitmask of motion pin states
      static uint8_t poll_motion_pins() {
        #define _OR_MOTION(N) | (READ(FIL_MOTION##N##_PIN) ? _BV((N) - 1) : 0)
@@ -190,23 +231,20 @@ class FilamentSensor {
        return poll_motion_pins() ^ uint8_t(0 REPEAT_1(NUM_MOTION_SENSORS, _OR_MOTION));
        #undef _OR_MOTION
      }
+    #endif
 };

-class FilamentSensorCore : public FilamentSensorBase {
-  private:
-    static uint8_t motion_detected;
+#if HAS_FILAMENT_MOTION

-    static bool poll_runout_state(const uint8_t extruder) {
-        const uint8_t runout_states = poll_runout_states();
-        #if MULTI_FILAMENT_SENSOR
-          if ( !TERN0(DUAL_X_CARRIAGE, idex_is_duplicating())
-            && !TERN0(MULTI_NOZZLE_DUPLICATION, extruder_duplication_enabled)
-          ) return TEST(runout_states, extruder); // A specific extruder ran out
-        #else
-          UNUSED(extruder);
-        #endif
-        return !!runout_states;                   // Any extruder ran out
-      }
+  /**
+   * This sensor uses a magnetic encoder disc and a Hall effect
+   * sensor (or a slotted disc and optical sensor). The state
+   * will toggle between 0 and 1 on filament movement. It can detect
+   * filament runout and stripouts or jams.
+   */
+  class FilamentSensorEncoder : public FilamentSensorBase {
+    private:
+      static uint8_t motion_detected;

      static void poll_motion_sensor() {
        static uint8_t old_state;
@@ -237,12 +275,36 @@ class FilamentSensorCore : public FilamentSensorBase {
        motion_detected = 0;
      }

-    static void run() {
-      if (mode[active_extruder] == RM_MOTION_SENSOR) {
-        poll_motion_sensor();
+      static void run() { poll_motion_sensor(); }
+  };
+
+#endif // HAS_FILAMENT_MOTION
+
+#if HAS_FILAMENT_SWITCH
+
+  /**
+   * This is a simple endstop switch in the path of the filament.
+   * It can detect filament runout, but not stripouts or jams.
+   */
+  class FilamentSensorSwitch : public FilamentSensorBase {
+    private:
+      static bool poll_runout_state(const uint8_t extruder) {
+        const uint8_t runout_states = poll_runout_states();
+        #if MULTI_FILAMENT_SENSOR
+          if ( !TERN0(DUAL_X_CARRIAGE, idex_is_duplicating())
+            && !TERN0(MULTI_NOZZLE_DUPLICATION, extruder_duplication_enabled)
+          ) return TEST(runout_states, extruder); // A specific extruder ran out
+        #else
+          UNUSED(extruder);
+        #endif
+        return !!runout_states;                   // Any extruder ran out
      }
-      else if (mode[active_extruder] != RM_NONE) {
-        for(uint8_t s = 0; s < NUM_RUNOUT_SENSORS; ++s) {
+
+    public:
+      static void block_completed(const block_t * const) {}
+
+      static void run() {
+        for (uint8_t s = 0; s < NUM_RUNOUT_SENSORS; ++s) {
          const bool out = poll_runout_state(s);
          if (!out) filament_present(s);
          #if ENABLED(FILAMENT_RUNOUT_SENSOR_DEBUG)
@@ -254,13 +316,36 @@ class FilamentSensorCore : public FilamentSensorBase {
          #endif
        }
      }
-    }
-};
+  };

+ #endif // HAS_FILAMENT_SWITCH
+
+  /**
+   * This is a simple endstop switch in the path of the filament.
+   * It can detect filament runout, but not stripouts or jams.
+   */
+  class FilamentSensor : public FilamentSensorBase {
+    private:
+      TERN_(HAS_FILAMENT_MOTION, static FilamentSensorEncoder encoder_sensor);
+      TERN_(HAS_FILAMENT_SWITCH, static FilamentSensorSwitch switch_sensor);
+
+    public:
+      static void block_completed(const block_t * const b) {
+        TERN_(HAS_FILAMENT_MOTION, encoder_sensor.block_completed(b));
+        TERN_(HAS_FILAMENT_SWITCH, switch_sensor.block_completed(b));
+      }
+
+      static void run() {
+        TERN_(HAS_FILAMENT_MOTION, encoder_sensor.run());
+        TERN_(HAS_FILAMENT_SWITCH, switch_sensor.run());
+      }
+  };

 /********************************* RESPONSE TYPE *********************************/

-typedef struct {
+#if HAS_FILAMENT_RUNOUT_DISTANCE
+
+  typedef struct {
    float runout[NUM_RUNOUT_SENSORS];
    Flags<NUM_RUNOUT_SENSORS> runout_reset;    // Reset runout later
    #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
@@ -276,9 +361,15 @@ typedef struct {
    private:
      static countdown_t mm_countdown;

-  public:
-    static float runout_distance_mm[NUM_RUNOUT_SENSORS];
-    static int8_t runout_count[NUM_RUNOUT_SENSORS];
+    public:
+      static float runout_distance_mm;
+
+      static void reset() {
+        for (uint8_t i = 0; i < NUM_RUNOUT_SENSORS; ++i) filament_present(i);
+        #if ENABLED(FILAMENT_SWITCH_AND_MOTION)
+          for (uint8_t i = 0; i < NUM_MOTION_SENSORS; ++i) filament_motion_present(i);
+        #endif
+      }

      static void run() {
        #if ENABLED(FILAMENT_RUNOUT_SENSOR_DEBUG)
@@ -307,11 +398,11 @@ typedef struct {
      }

      static void filament_present(const uint8_t extruder) {
-        if (mm_countdown.runout[extruder] < runout_distance_mm[extruder] || did_pause_print) {
+        if (mm_countdown.runout[extruder] < runout_distance_mm || did_pause_print) {
          // Reset runout only if it is smaller than runout_distance or printing is paused.
          // On Bowden systems retract may be larger than runout_distance_mm, so if retract
          // was added leave it in place, or the following unretract will cause runout event.
-          mm_countdown.runout[extruder] = runout_distance_mm[extruder];
+          mm_countdown.runout[extruder] = runout_distance_mm;
          mm_countdown.runout_reset.clear(extruder);
        }
        else {
@@ -360,3 +451,36 @@ typedef struct {
      }
  };

+#else // !HAS_FILAMENT_RUNOUT_DISTANCE
+
+  // RunoutResponseDebounced triggers a runout event after a runout
+  // condition has been detected runout_threshold times in a row.
+
+  class RunoutResponseDebounced {
+    private:
+      static constexpr int8_t runout_threshold = FILAMENT_RUNOUT_THRESHOLD;
+      static int8_t runout_count[NUM_RUNOUT_SENSORS];
+
+    public:
+      static void reset() {
+        for (uint8_t i = 0; i < NUM_RUNOUT_SENSORS; ++i) filament_present(i);
+      }
+
+      static void run() {
+        for (uint8_t i = 0; i < NUM_RUNOUT_SENSORS; ++i) if (runout_count[i] >= 0) runout_count[i]--;
+      }
+
+      static runout_flags_t has_run_out() {
+        runout_flags_t runout_flags{0};
+        for (uint8_t i = 0; i < NUM_RUNOUT_SENSORS; ++i) if (runout_count[i] < 0) runout_flags.set(i);
+        return runout_flags;
+      }
+
+      static void block_completed(const block_t * const) { }
+
+      static void filament_present(const uint8_t extruder) {
+        runout_count[extruder] = runout_threshold;
+      }
+  };
+
+#endif // !HAS_FILAMENT_RUNOUT_DISTANCE
@@ -31,7 +31,7 @@ static uint32_t axis_plug_backward = 0;
 void stepper_driver_backward_error(FSTR_P const fstr) {
  SERIAL_ERROR_START();
  SERIAL_ECHOLN(fstr, F(" driver is backward!"));
-  ui.status_printf(2, F(S_FMT S_FMT), FTOP(fstr), GET_TEXT_F(MSG_DRIVER_BACKWARD));
+  ui.status_printf(2, F(S_FMT S_FMT), FTOP(fstr), GET_TEXT(MSG_DRIVER_BACKWARD));
 }

 void stepper_driver_backward_check() {
@@ -32,12 +32,6 @@

 /**
 * G42: Move X & Y axes to mesh coordinates (I & J)
- *
- * Parameters:
- *   F<feedrate> : Feedrate in mm/min
- *   I<index>    : X axis point index
- *   J<index>    : Y axis point index
- *   P<bool>     : Flag to put the prove at the given point
 */
 void GcodeSuite::G42() {
  if (MOTION_CONDITIONS) {
@@ -683,7 +683,7 @@ G29_TYPE GcodeSuite::G29() {
          if (TERN0(IS_KINEMATIC, !probe.can_reach(abl.probePos))) continue;

          if (abl.verbose_level) SERIAL_ECHOLNPGM("Probing mesh point ", pt_index, "/", abl.abl_points, ".");
-          TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/%i"), GET_TEXT_F(MSG_PROBING_POINT), int(pt_index), int(abl.abl_points)));
+          TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/%i"), GET_TEXT(MSG_PROBING_POINT), int(pt_index), int(abl.abl_points)));

          #if ENABLED(BD_SENSOR_PROBE_NO_STOP)
            if (PR_INNER_VAR == inStart) {
@@ -782,7 +782,7 @@ G29_TYPE GcodeSuite::G29() {

      for (uint8_t i = 0; i < 3; ++i) {
        if (abl.verbose_level) SERIAL_ECHOLNPGM("Probing point ", i + 1, "/3.");
-        TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/3"), GET_TEXT_F(MSG_PROBING_POINT), int(i + 1)));
+        TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/3"), GET_TEXT(MSG_PROBING_POINT), int(i + 1)));

        // Retain the last probe position
        abl.probePos = xy_pos_t(points[i]);
@@ -253,7 +253,7 @@ void GcodeSuite::G29() {

  if (state == MeshNext) {
    SERIAL_ECHOLNPGM("MBL G29 point ", _MIN(mbl_probe_index, GRID_MAX_POINTS), " of ", GRID_MAX_POINTS);
-    if (mbl_probe_index > 0) TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/%i"), GET_TEXT_F(MSG_PROBING_POINT), _MIN(mbl_probe_index, GRID_MAX_POINTS), int(GRID_MAX_POINTS)));
+    if (mbl_probe_index > 0) TERN_(HAS_STATUS_MESSAGE, ui.status_printf(0, F(S_FMT " %i/%i"), GET_TEXT(MSG_PROBING_POINT), _MIN(mbl_probe_index, GRID_MAX_POINTS), int(GRID_MAX_POINTS)));
  }

  report_current_position();
@@ -634,7 +634,7 @@ void GcodeSuite::G33() {
          }
        SERIAL_EOL();

-        MString<21> msg(F("Calibration sd:"));
+        MString<20> msg(F("Calibration sd:"));
        if (zero_std_dev_min < 1)
          msg.appendf(F("0.%03i"), (int)LROUND(zero_std_dev_min * 1000.0f));
        else
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
InsanityAutomation	2af4a5dd93	Update pins_RAMPS.h	2024-04-10 21:19:44 -04:00
InsanityAutomation	82c21461c4	Allows RAMPS to auto assign HW SPI Pins for TMC	2024-04-10 19:38:31 -04:00