Variant and Version Info

Marlin/Configuration_adv.h

@@ -937,7 +937,7 @@
    * differs, a mode set eeprom write will be completed at initialization.
    * Use the option below to force an eeprom write to a V3.1 probe regardless.
    */
-  #if NONE(SKR13, SKR14, SKR14Turbo, SKRPRO11, SKRMiniE3V2, Creality422, Creality427, MachineEnder6, MachineEnder7, MachineSermoonD1, MachineCR30, MachineCR6, MachineCR6Max)
+  #if NONE(SKR13, SKR14, SKR14Turbo, SKRPRO11, SKRMiniE3V2, MachineEnder3S1, Creality422, Creality427, MachineEnder6, MachineEnder7, MachineSermoonD1, MachineCR30, MachineCR6, MachineCR6Max)
     #define BLTOUCH_SET_5V_MODE
   #endif
   /**

Marlin/Version.h

@@ -43,6 +43,8 @@
   #define VerChar1 "E3"
 #elif ENABLED(MachineEnder3V2)
   #define VerChar1 "E3V2"
+#elif ENABLED(MachineEnder3S1)
+  #define VerChar1 "E3S1"
 #elif ENABLED(MachineEnder3Max)
   #define VerChar1 "E3M"
 #elif(ENABLED(MachineEnder4))
@@ -148,6 +150,8 @@
   #define CUSTOM_MACHINE_NAME "TM3D Ender7"
 #elif(ENABLED(MachineEnder3V2))
   #define CUSTOM_MACHINE_NAME "TM3D Ender3V2"
+#elif(ENABLED(MachineEnder3S1))
+  #define CUSTOM_MACHINE_NAME "TM3D Ender3S1"
 #elif(ENABLED(MachineEnder4))
   #define CUSTOM_MACHINE_NAME "TM3D Ender4"
 #elif(ENABLED(MachineEnder5))

platformio.ini

@@ -3899,6 +3899,23 @@ build_flags                 = ${stm32_variant.build_flags}
                               -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
                               -DSS_TIMER=4 -DTIMER_SERVO=TIM5
                               -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8      -DMachineCR10Smart
+[env:Ender3S1]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8      -DMachineEnder3S1
 
 [env:CR5Pro]
 platform      = atmelavr