From cbcc1bc08439227ad832f86a2a3118d94d4e68ca Mon Sep 17 00:00:00 2001
From: InsanityAutomation <d.menzel@insanityautomation.com>
Date: Sat, 23 Oct 2021 17:43:40 -0400
Subject: [PATCH] DWINos4 changes

---
 Marlin/src/lcd/extui/Creality/Creality_DWIN.cpp | 11 +++++++++--
 Marlin/src/lcd/extui/Creality/Creality_DWIN.h   |  2 ++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/Marlin/src/lcd/extui/Creality/Creality_DWIN.cpp b/Marlin/src/lcd/extui/Creality/Creality_DWIN.cpp
index ec4911d108..990cb49966 100644
--- a/Marlin/src/lcd/extui/Creality/Creality_DWIN.cpp
+++ b/Marlin/src/lcd/extui/Creality/Creality_DWIN.cpp
@@ -1901,8 +1901,11 @@ void SetTouchScreenConfiguration() {
   LIMIT(Settings.screen_brightness, 10, 100); // Prevent a possible all-dark screen
   LIMIT(Settings.standby_time_seconds, 10, 655); // Prevent a possible all-dark screen for standby, yet also don't go higher than the DWIN limitation
 
+
   unsigned char cfg_bits = 0x0;
-  cfg_bits |= 1UL << 7; // 7: Enable Control
+  #if ENABLED(DWINOS_4)
+    cfg_bits |= 1UL << 7; // 7: Enable Control
+  #endif
   cfg_bits |= 1UL << 5; // 5: load 22 touch file
   cfg_bits |= 1UL << 4; // 4: auto-upload should always be enabled
   if (Settings.display_sound) cfg_bits |= 1UL << 3; // 3: audio
@@ -1911,7 +1914,11 @@ void SetTouchScreenConfiguration() {
   //cfg_bits |= 1UL << 0; // Portrait Mode
 
 
-  const unsigned char config_set[] = { 0x5A, 0x00, 0xFF, cfg_bits };
+  #if ENABLED(DWINOS_4)
+    const unsigned char config_set[] = { 0x5A, 0x00, (unsigned char) (cfg_bits >> 8U), (unsigned char) (cfg_bits & 0xFFU) };
+  #else
+    const unsigned char config_set[] = { 0x5A, 0x00, 0xFF, cfg_bits };
+  #endif
   WriteVariable(0x80 /*System_Config*/, config_set, sizeof(config_set));
 
   // Standby brightness (LED_Config)
diff --git a/Marlin/src/lcd/extui/Creality/Creality_DWIN.h b/Marlin/src/lcd/extui/Creality/Creality_DWIN.h
index ba1352b90b..31aa2961bb 100644
--- a/Marlin/src/lcd/extui/Creality/Creality_DWIN.h
+++ b/Marlin/src/lcd/extui/Creality/Creality_DWIN.h
@@ -40,6 +40,8 @@ namespace ExtUI {
 /*********************************/
 #define FHONE   (0x5A)
 #define FHTWO   (0xA5)
+#define FHLENG  (0x06)
+
 #define TEXTBYTELEN		18
 #define MaxFileNumber	20// 16