✨ MKS TinyBee board support (#23340)

Co-Authored-By: Sola <42537573+solawc@users.noreply.github.com>

Marlin/src/core/boards.h

@@ -433,6 +433,7 @@
 #define BOARD_FYSETC_E4               6005  // FYSETC E4
 #define BOARD_PANDA_ZHU               6006  // Panda_ZHU
 #define BOARD_PANDA_M4                6007  // Panda_M4
+#define BOARD_MKS_TINYBEE             6008  // MKS TinyBee based on ESP32 (with I2S stepper stream)
 
 //
 // SAMD51 ARM Cortex M4

Marlin/src/pins/esp32/pins_MKS_TINYBEE.h

@@ -0,0 +1,207 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2021 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
+
+/**
+ * MRR ESPE pin assignments
+ * MRR ESPE is a 3D printer control board based on the ESP32 microcontroller.
+ * Supports 5 stepper drivers (using I2S stepper stream), heated bed,
+ * single hotend, and LCD controller.
+ */
+
+#include "env_validate.h"
+
+#if EXTRUDERS > 2 || E_STEPPERS > 2
+  #error "MKS ESP Nano only supports two E Steppers. Comment out this line to continue."
+#elif HOTENDS > 2
+  #error "MKS ESP Nano only supports two hotend / E-stepper. Comment out this line to continue."
+#endif
+
+#define BOARD_INFO_NAME      "MKS TinyBee"
+#define BOARD_WEBSITE_URL    "https://github.com/makerbase-mks"
+#define DEFAULT_MACHINE_NAME BOARD_INFO_NAME
+
+//
+// Servos
+//
+#define SERVO0_PIN                             2
+
+//
+// Limit Switches
+//
+#define X_STOP_PIN                            33
+#define Y_STOP_PIN                            32
+#define Z_STOP_PIN                            22
+//#define FIL_RUNOUT_PIN                      35
+
+//
+// Enable I2S stepper stream
+//
+#define I2S_STEPPER_STREAM
+#if ENABLED(I2S_STEPPER_STREAM)
+  #define I2S_WS                              26
+  #define I2S_BCK                             25
+  #define I2S_DATA                            27
+  #if ENABLED(LIN_ADVANCE)
+    #error "I2S stream is currently incompatible with LIN_ADVANCE."
+  #endif
+#endif
+
+//
+// Steppers
+//
+#define X_STEP_PIN                           129
+#define X_DIR_PIN                            130
+#define X_ENABLE_PIN                         128
+
+#define Y_STEP_PIN                           132
+#define Y_DIR_PIN                            133
+#define Y_ENABLE_PIN                         131
+
+#define Z_STEP_PIN                           135
+#define Z_DIR_PIN                            136
+#define Z_ENABLE_PIN                         134
+
+#define E0_STEP_PIN                          138
+#define E0_DIR_PIN                           139
+#define E0_ENABLE_PIN                        137
+
+#define E1_STEP_PIN                          141
+#define E1_DIR_PIN                           142
+#define E1_ENABLE_PIN                        140
+
+#define Z2_STEP_PIN                          141
+#define Z2_DIR_PIN                           142
+#define Z2_ENABLE_PIN                        140
+
+//
+// Temperature Sensors
+//
+#define TEMP_0_PIN                            36  // Analog Input
+#define TEMP_1_PIN                            34  // Analog Input, you need set R6=0Ω and R7=NC
+#define TEMP_BED_PIN                          39  // Analog Input
+
+//
+// Heaters / Fans
+//
+#define HEATER_0_PIN                         145
+#define HEATER_1_PIN                         146
+#define FAN_PIN                              147
+#define FAN1_PIN                             148
+#define HEATER_BED_PIN                       144
+
+//#define CONTROLLER_FAN_PIN                 148
+//#define E0_AUTO_FAN_PIN                    148  // need to update Configuration_adv.h @section extruder
+//#define E1_AUTO_FAN_PIN                    149  // need to update Configuration_adv.h @section extruder
+
+//
+// MicroSD card
+//
+#define SD_MOSI_PIN                           23
+#define SD_MISO_PIN                           19
+#define SD_SCK_PIN                            18
+#define SDSS                                   5
+#define SD_DETECT_PIN                         34  // IO34 default is SD_DET signal(Jump to SDDET)
+#define USES_SHARED_SPI                           // SPI is shared by SD card with TMC SPI drivers
+
+/**
+ *                ------                                 ------
+ *  (BEEPER) 149 |10  9 | 13 (BTN_ENC)    (SPI MISO) 19 |10  9 | 18 (SPI SCK)
+ *  (LCD_EN)  21 | 8  7 |  4 (LCD_RS)      (BTN_EN1) 14 | 8  7 |  5 (SPI CS)
+ *  (LCD_D4)   0 | 6  5   16 (LCD_D5)      (BTN_EN2) 12 | 6  5   23 (SPI MOSI)
+ *  (LCD_D6)  15 | 4  3 | 17 (LCD_D7)      (SPI_DET) 34 | 4  3 | RESET
+ *           GND | 2  1 | 5V                        GND | 2  1 | 3.3V
+ *                ------                                 ------
+ *                 EXP1                                   EXP2
+ */
+
+#define EXP1_03_PIN                           17
+#define EXP1_04_PIN                           15
+#define EXP1_05_PIN                           16
+#define EXP1_06_PIN                            0
+#define EXP1_07_PIN                            4
+#define EXP1_08_PIN                           21
+#define EXP1_09_PIN                           13
+#define EXP1_10_PIN                          149
+
+#define EXP2_03_PIN                           -1  // RESET
+#define EXP2_04_PIN                           34
+#define EXP2_05_PIN                           23
+#define EXP2_06_PIN                           12
+#define EXP2_07_PIN                            5
+#define EXP2_08_PIN                           14
+#define EXP2_09_PIN                           18
+#define EXP2_10_PIN                           19
+
+#if HAS_WIRED_LCD
+
+  #define BEEPER_PIN                         149
+  #define BTN_ENC                             13
+  #define LCD_PINS_ENABLE                     21
+  #define LCD_PINS_RS                          4
+  #define BTN_EN1                             14
+  #define BTN_EN2                             12
+  #define LCD_BACKLIGHT_PIN                   -1
+
+  // MKS MINI12864 and MKS LCD12864B; If using MKS LCD12864A (Need to remove RPK2 resistor)
+  #if ENABLED(MKS_MINI_12864)
+
+    //#define LCD_BACKLIGHT_PIN               -1
+    //#define LCD_RESET_PIN                   -1
+    #define DOGLCD_A0                         15
+    #define DOGLCD_CS                         16
+    //#define DOGLCD_SCK                      19
+    //#define DOGLCD_MOSI                     23
+
+    // Required for MKS_MINI_12864 with this board
+    //#define MKS_LCD12864B
+
+  #elif ENABLED(MKS_MINI_12864_V3)
+
+    #define DOGLCD_CS                EXP1_08_PIN
+    #define DOGLCD_A0                EXP1_07_PIN
+    #define LCD_PINS_DC                DOGLCD_A0
+    #define LCD_BACKLIGHT_PIN                 -1
+    #define LCD_RESET_PIN            EXP1_06_PIN
+    #define NEOPIXEL_PIN             EXP1_05_PIN
+    #define DOGLCD_MOSI              EXP2_05_PIN
+    #define DOGLCD_SCK               EXP2_09_PIN
+    #if SD_CONNECTION_IS(ONBOARD)
+      #define FORCE_SOFT_SPI
+    #endif
+
+  #else // !MKS_MINI_12864
+
+    #define LCD_PINS_D4                        0
+    #if ENABLED(REPRAP_DISCOUNT_SMART_CONTROLLER)
+      #define LCD_PINS_D5                     16
+      #define LCD_PINS_D6                     15
+      #define LCD_PINS_D7                     17
+    #endif
+
+    #define BOARD_ST7920_DELAY_1              96
+    #define BOARD_ST7920_DELAY_2              48
+    #define BOARD_ST7920_DELAY_3             600
+
+  #endif // !MKS_MINI_12864
+
+#endif // HAS_WIRED_LCD

Marlin/src/pins/pins.h

@@ -711,6 +711,8 @@
   #include "esp32/pins_PANDA_ZHU.h"             // ESP32                                  env:PANDA
 #elif MB(PANDA_M4)
   #include "esp32/pins_PANDA_M4.h"              // ESP32                                  env:PANDA
+#elif MB(MKS_TINYBEE)
+  #include "esp32/pins_MKS_TINYBEE.h"           // ESP32                                  env:mks_tinybee
 
 //
 // Adafruit Grand Central M4 (SAMD51 ARM Cortex-M4)

ini/esp32.ini

@@ -37,3 +37,8 @@ lib_deps      = ${common.lib_deps}
 board_build.partitions = Marlin/src/HAL/ESP32/esp32.csv
 upload_speed  = 115200
 monitor_speed = 115200
+
+[env:mks_tinybee]
+extends                = env:esp32
+platform               = espressif32@2.1.0
+board_build.partitions = default_8MB.csv