Wanhao Duplicator i3 Mini support (#14559)

Marlin/Makefile

@@ -307,6 +307,8 @@ else ifeq ($(HARDWARE_MOTHERBOARD),1316)
 else ifeq ($(HARDWARE_MOTHERBOARD),1317)
 # Einstart retrofit
 else ifeq ($(HARDWARE_MOTHERBOARD),1318)
+# Wanhao 0ne+ i3 Mini
+else ifeq ($(HARDWARE_MOTHERBOARD),1319)
 
 #
 # ATmega1281, ATmega2561

Marlin/src/core/boards.h

@@ -128,6 +128,7 @@
 #define BOARD_GT2560_V3_MC2           1316  // Geeetech GT2560 Rev B for Mecreator2
 #define BOARD_GT2560_V3_A20           1317  // Geeetech GT2560 Rev B for A20(M/D)
 #define BOARD_EINSTART_S              1318  // Einstart retrofit
+#define BOARD_WANHAO_ONEPLUS          1319  // Wanhao 0ne+ i3 Mini
 
 //
 // ATmega1281, ATmega2561

Marlin/src/pins/mega/pins_WANHAO_ONEPLUS.h

@@ -0,0 +1,112 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 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 <http://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+/**
+ * Wanhao 0ne+ pin assignments
+ */
+
+#ifndef __AVR_ATmega2560__
+  #error "Oops!  Make sure you have 'Arduino Mega' selected from the 'Tools -> Boards' menu."
+#endif
+
+#define BOARD_NAME           "Wanhao i3 Mini 0ne+"
+#define DEFAULT_MACHINE_NAME "i3 Mini"
+#define BOARD_WEBSITE_URL    "https://tinyurl.com/yyxw7se7"
+
+//
+// Limit Switches
+//
+#define X_STOP_PIN         19
+#define Y_STOP_PIN         18
+#define Z_STOP_PIN         38
+
+//
+// Z Probe (when not Z_MIN_PIN)
+//
+#ifndef Z_MIN_PROBE_PIN
+  #define Z_MIN_PROBE_PIN  38
+#endif
+
+//
+// Steppers
+//
+#define X_STEP_PIN         22
+#define X_DIR_PIN          23
+#define X_ENABLE_PIN       57
+
+#define Y_STEP_PIN         25
+#define Y_DIR_PIN          26
+#define Y_ENABLE_PIN       24
+
+#define Z_STEP_PIN         29
+#define Z_DIR_PIN          39
+#define Z_ENABLE_PIN       28
+
+#define E0_STEP_PIN        55
+#define E0_DIR_PIN         56
+#define E0_ENABLE_PIN      54
+
+//
+// Temperature Sensors
+//
+#define TEMP_0_PIN         13
+#define TEMP_BED_PIN       14
+
+//
+// Heaters / Fans
+//
+#define HEATER_0_PIN        4
+#define HEATER_BED_PIN     44
+#define FAN_PIN            12   // IO pin. Buffer needed
+
+//
+// SD Card
+//
+#define SD_DETECT_PIN      -1
+#define SDPOWER            -1
+#define SDSS               53
+
+//
+// Misc. Functions
+//
+#define BEEPER_PIN         37
+#define KILL_PIN           64
+
+//
+// LCD / Controller
+//
+
+#if HAS_SPI_LCD
+  #define DOGLCD_A0        40
+  #define DOGLCD_CS        41
+  #define LCD_BACKLIGHT_PIN 65   // Backlight LED on A11/D65
+  #define LCD_RESET_PIN    27
+
+  #define LCD_CONTRAST    255
+
+  #if ENABLED(NEWPANEL)
+    #define BTN_EN1         2
+    #define BTN_EN2         3
+    #define BTN_ENC         5
+  #endif
+#endif

Marlin/src/pins/pins.h

@@ -228,6 +228,8 @@
   #include "mega/pins_GT2560_V3_A20.h"          // ATmega2560                             env:megaatmega2560
 #elif MB(EINSTART_S)
   #include "mega/pins_EINSTART-S.h"             // ATmega1280, ATmega2560                 env:megaatmega1280 env:megaatmega2560
+#elif MB(WANHAO_ONEPLUS)
+  #include "mega/pins_WANHAO_ONEPLUS.h"         // ATmega2560                             env:megaatmega2560
 
 //
 // ATmega1281, ATmega2561