✨ Add BOARD_CREALITY_V24S1_301F4

Co-Authored-By: Miguel Risco-Castillo <mriscoc@users.noreply.github.com>

Marlin/src/core/boards.h

@@ -418,6 +418,7 @@
 #define BOARD_MKS_EAGLE               4237  // MKS Eagle (STM32F407VE)
 #define BOARD_ARTILLERY_RUBY          4238  // Artillery Ruby (STM32F401RC)
 #define BOARD_FYSETC_SPIDER_V2_2      4239  // FYSETC Spider V2.2 (STM32F446VE)
+#define BOARD_CREALITY_V24S1_301F4    4240  // Creality v2.4.S1_301F4 (STM32F401RC) as found in the Ender-3 S1 F4
 
 //
 // ARM Cortex M7

Marlin/src/inc/Conditionals_LCD.h

@@ -488,7 +488,7 @@
   #ifndef LCD_SERIAL_PORT
     #if MB(BTT_SKR_MINI_E3_V1_0, BTT_SKR_MINI_E3_V1_2, BTT_SKR_MINI_E3_V2_0, BTT_SKR_MINI_E3_V3_0, BTT_SKR_E3_TURBO)
       #define LCD_SERIAL_PORT 1
-    #elif MB(CREALITY_V24S1_301)
+    #elif MB(CREALITY_V24S1_301, CREALITY_V24S1_301F4)
       #define LCD_SERIAL_PORT 2 // Creality Ender3S1 board
     #else
       #define LCD_SERIAL_PORT 3 // Creality 4.x board

Marlin/src/libs/BL24CXX.cpp

@@ -48,7 +48,7 @@
 #ifdef __STM32F1__
   #define SDA_IN()  do{ PIN_MAP[IIC_EEPROM_SDA].gpio_device->regs->CRH &= 0XFFFF0FFF; PIN_MAP[IIC_EEPROM_SDA].gpio_device->regs->CRH |= 8 << 12; }while(0)
   #define SDA_OUT() do{ PIN_MAP[IIC_EEPROM_SDA].gpio_device->regs->CRH &= 0XFFFF0FFF; PIN_MAP[IIC_EEPROM_SDA].gpio_device->regs->CRH |= 3 << 12; }while(0)
-#elif STM32F1
+#elif defined(STM32F1) || defined(STM32F4)
   #define SDA_IN()  SET_INPUT(IIC_EEPROM_SDA)
   #define SDA_OUT() SET_OUTPUT(IIC_EEPROM_SDA)
 #endif

Marlin/src/pins/pins.h

@@ -695,6 +695,8 @@
   #include "stm32f4/pins_MKS_EAGLE.h"           // STM32F4                                env:mks_eagle
 #elif MB(ARTILLERY_RUBY)
   #include "stm32f4/pins_ARTILLERY_RUBY.h"      // STM32F4                                env:Artillery_Ruby
+#elif MB(CREALITY_V24S1_301F4)
+  #include "stm32f4/pins_CREALITY_V24S1_301F4.h" // STM32F4                               env:STM32F401RC_creality env:STM32F401RC_creality_jlink env:STM32F401RC_creality_stlink
 
 //
 // ARM Cortex M7

Marlin/src/pins/stm32f1/env_validate.h

@@ -22,5 +22,11 @@
 #pragma once
 
 #if NOT_TARGET(__STM32F1__, STM32F1)
-  #error "Oops! Select an STM32F1 board in 'Tools > Board.'"
+  #if DISABLED(ALLOW_STM32F4)
+    #error "Oops! Select an STM32F1 board in 'Tools > Board.'"
+  #elif NOT_TARGET(STM32F4)
+    #error "Oops! Select an STM32F4 board in 'Tools > Board.'"
+  #endif
 #endif
+
+#undef ALLOW_STM32F4

Marlin/src/pins/stm32f1/pins_CREALITY_V24S1_301.h

@@ -22,7 +22,8 @@
 #pragma once
 
 /**
- * Creality V24S1_301 (STM32F103RE / STM32F103RC) board pin assignments as found on Ender 3 S1
+ * Creality V24S1_301 (STM32F103RE / STM32F103RC) board pin assignments as found on Ender 3 S1.
+ * Also supports the STM32F4 version of the board with identical pin mapping.
  */
 
 #include "env_validate.h"
@@ -35,8 +36,12 @@
   #error "Disable Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN when using BLTOUCH with Creality V24S1-301."
 #endif
 
-#define BOARD_INFO_NAME      "Creality V24S1-301"
-#define DEFAULT_MACHINE_NAME "Ender 3 S1"
+#ifndef BOARD_INFO_NAME
+  #define BOARD_INFO_NAME      "Creality V24S1-301"
+#endif
+#ifndef DEFAULT_MACHINE_NAME
+  #define DEFAULT_MACHINE_NAME "Ender 3 S1"
+#endif
 
 //
 // Servos
@@ -70,8 +75,8 @@
 //
 // SD Card
 //
-#define ONBOARD_SPI_DEVICE                  1
-#define ONBOARD_SD_CS_PIN                   PA4  // SDSS
+#define ONBOARD_SPI_DEVICE                     1
+#define ONBOARD_SD_CS_PIN                   PA4   // SDSS
 
 //
 // M3/M4/M5 - Spindle/Laser Control
@@ -80,9 +85,10 @@
   //#define HEATER_0_PIN                    -1
   //#define HEATER_BED_PIN                  -1
   #define FAN_PIN                           -1
-  #define SPINDLE_LASER_ENA_PIN             PA0  // FET 1
-  #define SPINDLE_LASER_PWM_PIN             PA0  // Bed FET
-  #define SPINDLE_DIR_PIN                   PA0  // FET 4
+  #define SPINDLE_LASER_ENA_PIN             PC0   // FET 1
+  #define SPINDLE_LASER_PWM_PIN             PC0   // Bed FET
+  #define SPINDLE_DIR_PIN                   PC0   // FET 4
+  #define LASER_SOFT_PWM_PIN                PC0
 #endif
 
 #include "pins_CREALITY_V4.h"

Marlin/src/pins/stm32f1/pins_CREALITY_V4.h

@@ -43,7 +43,9 @@
 //
 // Release PB4 (Y_ENABLE_PIN) from JTAG NRST role
 //
-#define DISABLE_DEBUG
+#ifndef DISABLE_DEBUG
+  #define DISABLE_DEBUG
+#endif
 
 //
 // EEPROM

Marlin/src/pins/stm32f4/pins_CREALITY_V24S1_301F4.h

@@ -0,0 +1,38 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2022 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
+
+/**
+ * Creality V24S1_301F4 (STM32F401RC) board pin assignments as found on Ender 3 S1.
+ */
+
+#ifndef BOARD_INFO_NAME
+  #define BOARD_INFO_NAME "Creality V24S1-301F4"
+#endif
+#ifndef DEFAULT_MACHINE_NAME
+  #define DEFAULT_MACHINE_NAME "Ender-3 S1 F4"
+#endif
+
+#define DISABLE_DEBUG false // DISABLE_(DEBUG|JTAG) is not supported for STM32F4.
+#define ALLOW_STM32F4
+
+#include "../stm32f1/pins_CREALITY_V24S1_301.h"