Creality CR-6 SE code, examples

Co-Authored-By: Sebastiaan Dammann <sebastiaandammann@outlook.com>

Author: thinkyhead

Marlin/Configuration.h

@@ -2170,6 +2170,11 @@
 //#define DGUS_LCD_UI_FYSETC
 //#define DGUS_LCD_UI_HIPRECY
 
+//
+// CR-6 OEM touch screen. A DWIN display with touch.
+//
+//#define DGUS_LCD_UI_CREALITY_TOUCH
+
 //
 // Touch-screen LCD for Malyan M200/M300 printers
 //

Marlin/src/HAL/STM32F1/HAL.h

@@ -109,6 +109,9 @@
   #else
     #error "LCD_SERIAL_PORT must be -1 or from 1 to 3. Please update your configuration."
   #endif
+  #if HAS_DGUS_LCD
+    #define SERIAL_GET_TX_BUFFER_FREE() LCD_SERIAL.availableForWrite()
+  #endif
 #endif
 
 // Set interrupt grouping for this MCU

Marlin/src/HAL/STM32F1/watchdog.h

@@ -32,7 +32,7 @@
  *  625 reload value (counts down to 0)
  *  use 1250 for 8 seconds
  */
-#define STM32F1_WD_RELOAD 625
+#define STM32F1_WD_RELOAD 625 // Note CR-6 requires 1250 but the watchdog is disabled anyway?
 
 // Arduino STM32F1 core now has watchdog support
 

Marlin/src/MarlinCore.cpp

@@ -45,6 +45,7 @@
 #include "core/utility.h"
 #include "module/motion.h"
 #include "module/planner.h"
+#include "module/probe.h"
 #include "module/endstops.h"
 #include "module/temperature.h"
 #include "module/settings.h"
@@ -60,6 +61,7 @@
 #include "sd/cardreader.h"
 
 #include "lcd/marlinui.h"
+
 #if HAS_TOUCH_XPT2046
   #include "lcd/touch/touch_buttons.h"
 #endif
@@ -77,6 +79,10 @@
   #include "lcd/dwin/e3v2/rotary_encoder.h"
 #endif
 
+#if ENABLED(EXTENSIBLE_UI)
+  #include "lcd/extui/ui_api.h"
+#endif
+
 #if HAS_ETHERNET
   #include "feature/ethernet.h"
 #endif
@@ -356,6 +362,8 @@ void enable_all_steppers() {
   ENABLE_AXIS_Y();
   ENABLE_AXIS_Z();
   enable_e_steppers();
+
+  TERN_(EXTENSIBLE_UI, ExtUI::onSteppersEnabled());
 }
 
 void disable_e_steppers() {
@@ -375,6 +383,8 @@ void disable_all_steppers() {
   DISABLE_AXIS_Y();
   DISABLE_AXIS_Z();
   disable_e_steppers();
+
+  TERN_(EXTENSIBLE_UI, ExtUI::onSteppersDisabled());
 }
 
 #if ENABLED(G29_RETRY_AND_RECOVER)
@@ -751,6 +761,16 @@ void idle(TERN_(ADVANCED_PAUSE_FEATURE, bool no_stepper_sleep/*=false*/)) {
   // Handle UI input / draw events
   TERN(DWIN_CREALITY_LCD, DWIN_Update(), ui.update());
 
+  #if PIN_EXISTS(OPTO_SWITCH)
+    static bool optoSwitch;
+    const bool opto = READ(OPTO_SWITCH_PIN);
+    if (optoSwitch != opto) {
+      optoSwitch = opto;
+      //SERIAL_ECHOLNPAIR("Opto switch says: ", opto);
+    }
+    if (is_homing_z) endstops.enable_z_probe(!opto);
+  #endif
+
   // Run i2c Position Encoders
   #if ENABLED(I2C_POSITION_ENCODERS)
     static millis_t i2cpem_next_update_ms;
@@ -1090,6 +1110,16 @@ void setup() {
     SETUP_RUN(ui.reset_status());     // Load welcome message early. (Retained if no errors exist.)
   #endif
 
+  #if PIN_EXISTS(COM)
+    SETUP_LOG("Init COM_PIN");
+    OUT_WRITE(COM_PIN, HIGH);
+  #endif
+
+  #if PIN_EXISTS(OPTO_SWITCH)
+    SETUP_LOG("Init OPTO_SWITCH_PIN");
+    SET_INPUT(OPTO_SWITCH_PIN);
+  #endif
+
   #if BOTH(SDSUPPORT, SDCARD_EEPROM_EMULATION)
     SETUP_RUN(card.mount());          // Mount media with settings before first_load
   #endif

Marlin/src/core/boards.h

@@ -326,6 +326,7 @@
 #define BOARD_TRIGORILLA_PRO          4037  // Trigorilla Pro (STM32F103ZET6)
 #define BOARD_FLY_MINI                4038  // FLY MINI (STM32F103RCT6)
 #define BOARD_FLSUN_HISPEED           4039  // FLSUN HiSpeedV1 (STM32F103VET6)
+#define BOARD_CREALITY_V452           4040  // Creality v4.5.2 (STM32F103RE)
 
 //
 // ARM Cortex-M4F

Marlin/src/gcode/bedlevel/abl/G29.cpp

@@ -41,6 +41,10 @@
   #include "../../../module/temperature.h"
 #endif
 
+#if ENABLED(AUTOLEVEL_NEEDS_PREHEATING)
+  #include "../../../module/temperature.h"
+#endif
+
 #if HAS_DISPLAY
   #include "../../../lcd/marlinui.h"
 #endif
@@ -177,6 +181,21 @@ G29_TYPE GcodeSuite::G29() {
     if (DISABLED(PROBE_MANUALLY) && seenQ) G29_RETURN(false);
   #endif
 
+  TERN_(EXTENSIBLE_UI, ExtUI::onMeshLevelingStart());
+
+  #if ENABLED(AUTOLEVEL_NEEDS_PREHEATING)
+    {
+      uint16_t hotendTemperature = AUTOLEVEL_PREHEAT_NOZZLE_TEMP,
+               bedTemperature = AUTOLEVEL_PREHEAT_BED_TEMP;
+      SERIAL_ECHOLNPAIR("Preheating hot-end to ", hotendTemperature);
+      SERIAL_ECHOLNPAIR("Preheating bed to ", bedTemperature);
+      thermalManager.setTargetHotend(hotendTemperature, 0);
+      thermalManager.setTargetBed(bedTemperature);
+      thermalManager.wait_for_hotend(0);
+      thermalManager.wait_for_bed_heating();
+    }
+  #endif
+
   const bool seenA = TERN0(PROBE_MANUALLY, parser.seen('A')),
          no_action = seenA || seenQ,
               faux = ENABLED(DEBUG_LEVELING_FEATURE) && DISABLED(PROBE_MANUALLY) ? parser.boolval('C') : no_action;
@@ -392,6 +411,10 @@ G29_TYPE GcodeSuite::G29() {
 
     planner.synchronize();
 
+    #if ENABLED(FIX_MOUNTED_PROBE)
+      do_blocking_move_to_z(_MAX(Z_CLEARANCE_BETWEEN_PROBES, Z_CLEARANCE_DEPLOY_PROBE));
+    #endif
+
     if (!faux) remember_feedrate_scaling_off();
 
     // Disable auto bed leveling during G29.
@@ -588,8 +611,7 @@ G29_TYPE GcodeSuite::G29() {
     measured_z = 0;
 
     #if ABL_GRID
-
-      bool zig = PR_OUTER_END & 1;  // Always end at RIGHT and BACK_PROBE_BED_POSITION
+      bool zig = PR_OUTER_END & 1; // Always end at RIGHT and BACK_PROBE_BED_POSITION
 
       measured_z = 0;
 
@@ -656,8 +678,11 @@ G29_TYPE GcodeSuite::G29() {
 
           #elif ENABLED(AUTO_BED_LEVELING_BILINEAR)
 
-            z_values[meshCount.x][meshCount.y] = measured_z + zoffset;
-            TERN_(EXTENSIBLE_UI, ExtUI::onMeshUpdate(meshCount, z_values[meshCount.x][meshCount.y]));
+            #if ENABLED(EXTENSIBLE_UI)
+              const float z = z_values[meshCount.x][meshCount.y] = measured_z + zoffset;
+              ExtUI::onMeshUpdate(meshCount, z);
+              ExtUI::onMeshCallback(meshCount, z);
+            #endif
 
           #endif
 

Marlin/src/gcode/calibrate/G28.cpp

@@ -50,6 +50,10 @@
   #include "../../lcd/dwin/e3v2/dwin.h"
 #endif
 
+#if ENABLED(EXTENSIBLE_UI)
+  #include "../../lcd/extui/ui_api.h"
+#endif
+
 #if HAS_L64XX                         // set L6470 absolute position registers to counts
   #include "../../libs/L64XX/L64XX_Marlin.h"
 #endif
@@ -61,6 +65,8 @@
 #define DEBUG_OUT ENABLED(DEBUG_LEVELING_FEATURE)
 #include "../../core/debug_out.h"
 
+bool is_homing, is_homing_z; // = false
+
 #if ENABLED(QUICK_HOME)
 
   static void quick_home_xy() {
@@ -209,6 +215,10 @@ void GcodeSuite::G28() {
 
   TERN_(DWIN_CREALITY_LCD, HMI_flag.home_flag = true);
 
+  TERN_(EXTENSIBLE_UI, ExtUI::onHomingStart());
+
+  is_homing = true;
+
   #if ENABLED(DUAL_X_CARRIAGE)
     bool IDEX_saved_duplication_state = extruder_duplication_enabled;
     DualXMode IDEX_saved_mode = dual_x_carriage_mode;
@@ -324,11 +334,13 @@ void GcodeSuite::G28() {
         ? 0
         : (parser.seenval('R') ? parser.value_linear_units() : Z_HOMING_HEIGHT);
 
-    if (z_homing_height && (doX || doY || (ENABLED(Z_SAFE_HOMING) && doZ))) {
-      // Raise Z before homing any other axes and z is not already high enough (never lower z)
-      if (DEBUGGING(LEVELING)) DEBUG_ECHOLNPAIR("Raise Z (before homing) by ", z_homing_height);
-      do_z_clearance(z_homing_height, true, DISABLED(UNKNOWN_Z_NO_RAISE));
-    }
+      if (z_homing_height && (doX || doY || (ENABLED(Z_SAFE_HOMING) && doZ))) {
+        // Raise Z before homing any other axes and z is not already high enough (never lower z)
+        if (DEBUGGING(LEVELING)) DEBUG_ECHOLNPAIR("Raise Z (before homing) by ", z_homing_height);
+        do_z_clearance(z_homing_height, true, DISABLED(UNKNOWN_Z_NO_RAISE));
+      }
+
+      is_homing = false;
 
     #if ENABLED(QUICK_HOME)
 
@@ -463,6 +475,12 @@ void GcodeSuite::G28() {
 
   TERN_(DWIN_CREALITY_LCD, DWIN_CompletedHoming());
 
+  TERN_(FIX_MOUNTED_PROBE, endstops.enable_z_probe(false));
+
+  TERN_(EXTENSIBLE_UI, ExtUI::onHomingComplete());
+
+  is_homing_z = false;
+
   report_current_position();
 
   if (ENABLED(NANODLP_Z_SYNC) && (doZ || ENABLED(NANODLP_ALL_AXIS)))

Marlin/src/gcode/gcode.cpp

@@ -61,6 +61,10 @@ GcodeSuite gcode;
   #include "../feature/password/password.h"
 #endif
 
+#if ENABLED(FIX_MOUNTED_PROBE)
+  #include "../feature/bedlevel/bedlevel.h"
+#endif 
+
 #include "../MarlinCore.h" // for idle()
 
 // Inactivity shutdown
@@ -307,7 +311,11 @@ void GcodeSuite::process_parsed_command(const bool no_ok/*=false*/) {
         case 27: G27(); break;                                    // G27: Nozzle Park
       #endif
 
-      case 28: G28(); break;                                      // G28: Home one or more axes
+      case 28:
+         G28();                                                   // G28: Home one or more axes
+         TERN_(FIX_MOUNTED_PROBE, set_bed_leveling_enabled(true));
+         break;
+
 
       #if HAS_LEVELING
         case 29:                                                  // G29: Bed leveling calibration

Marlin/src/gcode/gcode.h

@@ -298,6 +298,8 @@
 #include "../inc/MarlinConfig.h"
 #include "parser.h"
 
+extern bool is_homing, is_homing_z;
+
 #if ENABLED(I2C_POSITION_ENCODERS)
   #include "../feature/encoder_i2c.h"
 #endif

Marlin/src/gcode/geometry/M206_M428.cpp

@@ -30,6 +30,10 @@
 #include "../../libs/buzzer.h"
 #include "../../MarlinCore.h"
 
+#if ENABLED(EXTENSIBLE_UI)
+  #include "../../lcd/extui/ui_api.h"
+#endif
+
 extern const char SP_Y_STR[], SP_Z_STR[];
 
 void m206_report() {