✨ Creality v2.4.S4_170 (Ender 2 Pro, HC32F460KCTA) (#26730)

MarlinFirmware · Jan 25, 2024 · 16acb57 · 16acb57
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diff --git a/Marlin/src/core/boards.h b/Marlin/src/core/boards.h
@@ -519,7 +519,9 @@
 //
 // HC32 ARM Cortex-M4
 //
+
 #define BOARD_AQUILA_V101             7200  // Voxelab Aquila V1.0.0/V1.0.1/V1.0.2/V1.0.3 as found in the Voxelab Aquila X2 and C2
+#define BOARD_CREALITY_ENDER2P_V24S4  7201  // Creality Ender 2 Pro v2.4.S4_170 (HC32f460kcta)
 
 //
 // Custom board

diff --git a/Marlin/src/pins/hc32f4/pins_CREALITY_ENDER2P_V24S4.h b/Marlin/src/pins/hc32f4/pins_CREALITY_ENDER2P_V24S4.h
@@ -0,0 +1,222 @@
+/**
+ * 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
+
+//
+// Creality Ender 2 Pro v2.4.S4_170 (HC32f460kcta)
+// Derived from https://github.com/Klipper3d/klipper/blob/master/config/printer-creality-ender2pro-hc32-2022.cfg
+//
+#include "env_validate.h"
+
+#if HAS_MULTI_HOTEND || E_STEPPERS > 1
+  #error "Creality v2.4.S4 only supports one hotend and E-stepper"
+#endif
+
+#ifndef BOARD_INFO_NAME
+  #define BOARD_INFO_NAME "Creality v2.4.S4"
+#endif
+#ifndef DEFAULT_MACHINE_NAME
+  #define DEFAULT_MACHINE_NAME "Ender 2 Pro"
+#endif
+
+//
+// Onboard crystal oscillator
+//
+#ifndef BOARD_XTAL_FREQUENCY
+  #define BOARD_XTAL_FREQUENCY           8000000  // 8 MHz XTAL
+#endif
+
+//
+// Release PB4 (Y_ENABLE_PIN) from JTAG NRST role
+//
+//#define DISABLE_DEBUG
+//#define DISABLE_JTAG
+
+//
+// EEPROM
+//
+#if NO_EEPROM_SELECTED
+  #define IIC_BL24CXX_EEPROM
+  //#define SDCARD_EEPROM_EMULATION
+  #undef NO_EEPROM_SELECTED
+#endif
+
+#if ENABLED(IIC_BL24CXX_EEPROM)
+  #define IIC_EEPROM_SDA                    PA12
+  #define IIC_EEPROM_SCL                    PA11
+  #define MARLIN_EEPROM_SIZE               0x800 // 2K (24C16)
+#elif ENABLED(SDCARD_EEPROM_EMULATION)
+  #define MARLIN_EEPROM_SIZE               0x800 // 2K
+#endif
+
+//
+// Servos
+//
+#ifndef SERVO0_PIN
+  #define SERVO0_PIN                        PB0   // BLTouch OUT *
+#endif
+
+//
+// Limit Switches
+//
+#define X_STOP_PIN                          PA5
+#define Y_STOP_PIN                          PA6
+#define Z_STOP_PIN                          PB0   // BLTOUCH *
+
+#ifndef Z_MIN_PROBE_PIN
+  #define Z_MIN_PROBE_PIN                   PB1   // BLTouch IN *
+#endif
+
+//
+// Filament Runout Sensor
+//
+#ifndef FIL_RUNOUT_PIN
+  #define FIL_RUNOUT_PIN                    PC15  // "Pulled-high" *
+#endif
+
+//
+// Steppers
+//
+#define X_ENABLE_PIN                        PC2
+#define X_STEP_PIN                          PC1
+#define X_DIR_PIN                           PC0
+
+#define Y_ENABLE_PIN                        PH2
+#define Y_STEP_PIN                          PB9
+#define Y_DIR_PIN                           PB8
+
+#define Z_ENABLE_PIN                        PB7
+#define Z_STEP_PIN                          PB6
+#define Z_DIR_PIN                           PB5
+
+#define E0_ENABLE_PIN                       PB4
+#define E0_STEP_PIN                         PB3
+#define E0_DIR_PIN                          PA15
+
+//
+// Temperature Sensors
+//
+#define TEMP_0_PIN                          PC5   // HEATER1 ADC1_IN15
+#define TEMP_BED_PIN                        PC4   // HOT BED ADC1_IN14
+
+//
+// Heaters / Fans
+//
+#define HEATER_0_PIN                        PA1   // HEATER1
+#define HEATER_BED_PIN                      PB10  // HOT BED
+
+#define FAN0_PIN                            PA0   // FAN0
+
+//
+// SD Card
+//
+#define SD_DETECT_PIN                       PA10
+#define ONBOARD_SPI_DEVICE                     1
+#define ONBOARD_SD_CS_PIN                   PC3   // SDSS
+#define ONBOARD_SDIO
+#define NO_SD_HOST_DRIVE                          // This board's SD is only seen by the printer
+
+#ifndef LCD_SERIAL_PORT
+  #define LCD_SERIAL_PORT                      1
+#endif
+
+//
+// SDIO Pins
+//
+#define BOARD_SDIO_D0                       PC8
+#define BOARD_SDIO_D1                       PC9
+#define BOARD_SDIO_D2                       PC10
+#define BOARD_SDIO_D3                       PC11
+#define BOARD_SDIO_CLK                      PC12
+#define BOARD_SDIO_CMD                      PD2
+#define BOARD_SDIO_DET                      PA10
+
+//
+// USART Pins
+//
+
+// Display
+#define BOARD_USART1_TX_PIN                 PA2   // LCD
+#define BOARD_USART1_RX_PIN                 PA3
+
+// Host
+#define BOARD_USART2_TX_PIN                 PA8   // USB
+#define BOARD_USART2_RX_PIN                 PA7
+
+// Onboard LED (HIGH = off, LOW = on)
+#ifndef LED_BUILTIN
+  #define LED_BUILTIN                       PC3
+#endif
+
+#define BOARD_NO_NATIVE_USB
+
+//
+// SPI3 Pins (LCD)
+//
+#define SPI_NSS                             PB15  // SPI3_NSS
+#define SPI_SCK                             PB14  // SPI3_CLK
+#define SPI_MISO                            PB13  // SPI3_MISO
+#define SPI_MOSI                            PB12  // SPI3_MOSI
+
+//
+// LCD / Controller
+//
+
+/**        ------
+ *   PC6  | 1  2 | PC7
+ *   PA2  | 3  4 | PC1
+ *   PB13   5  6 | PB14
+ *   PB15 | 7  8 | PB12
+ *    GND | 9 10 | 5V
+ *         ------
+ *          EXP1
+ */
+#define EXP1_01_PIN                         PC6
+#define EXP1_02_PIN                         PC7
+#define EXP1_03_PIN                         PA2
+#define EXP1_04_PIN                         PC1
+#define EXP1_05_PIN                         PB13
+#define EXP1_06_PIN                         PB14
+#define EXP1_07_PIN                         PB15
+#define EXP1_08_PIN                         PB12
+
+#if ENABLED(CR10_STOCKDISPLAY)                    // LCD used for C2
+  /**          ------
+   *   BEEPER | 1  2 | ENC
+   *      EN1 | 3  4 | KILL
+   *      EN2   5  6 | LCD_D4
+   *   LCD_RS | 7  8 | LCD_EN
+   *      GND | 9 10 | 5V
+   *           ------
+   */
+  #define BEEPER_PIN                 EXP1_01_PIN
+
+  #define BTN_ENC                    EXP1_02_PIN
+  #define BTN_EN1                    EXP1_03_PIN
+  #define BTN_EN2                    EXP1_05_PIN
+
+  #define LCD_PINS_RS                EXP1_07_PIN
+  #define LCD_PINS_EN                EXP1_08_PIN
+  #define LCD_PINS_D4                EXP1_06_PIN
+
+  #define KILL_PIN                   EXP1_04_PIN
+#endif
diff --git a/Marlin/src/pins/pins.h b/Marlin/src/pins/pins.h
@@ -900,8 +900,11 @@
 //
 // HC32 ARM Cortex-M4
 //
+
 #elif MB(AQUILA_V101)
   #include "hc32f4/pins_AQUILA_101.h"               // HC32F460                             env:HC32F460C_aquila_101
+#elif MB(CREALITY_ENDER2P_V24S4)
+  #include "hc32f4/pins_CREALITY_ENDER2P_V24S4.h"   // HC32F460                             env:HC32F460C_e2p24s4
 
 //
 // Custom board (with custom PIO env)

diff --git a/ini/hc32.ini b/ini/hc32.ini
@@ -85,3 +85,10 @@ board_build.ld_args.flash_size = 512K
 extends = HC32F460C_base
 board_build.ld_args.flash_start = 0xC000    # Bootloader start address, as logged by the bootloader on boot
 board_build.ld_args.boot_mode = secondary   # Save ~1.4k of flash by compiling as secondary firmware
+
+#
+# Creality Ender 2 Pro v2.4.S4_170 (HC32f460kcta) (256K Flash, 192K RAM).
+#
+[env:HC32F460C_e2p24s4]
+extends = HC32F460C_base
+board_build.ld_args.flash_start = 0x8000