From 8b63e3701fea411e38762882e7b74805d32fd261 Mon Sep 17 00:00:00 2001
From: thisiskeithb <13375512+thisiskeithb@users.noreply.github.com>
Date: Thu, 27 Jun 2019 19:33:41 -0700
Subject: [PATCH] MKS Robin Nano board support (#14363)
---
Marlin/src/core/boards.h | 1 +
Marlin/src/pins/pins.h | 2 +
Marlin/src/pins/pins_MKS_ROBIN_NANO.h | 118 ++++++++++++++++++
.../PlatformIO/ldscripts/mks_robin_nano.ld | 14 +++
.../PlatformIO/scripts/mks_robin_nano.py | 30 +++++
platformio.ini | 23 +++-
6 files changed, 187 insertions(+), 1 deletion(-)
create mode 100755 Marlin/src/pins/pins_MKS_ROBIN_NANO.h
create mode 100755 buildroot/share/PlatformIO/ldscripts/mks_robin_nano.ld
create mode 100755 buildroot/share/PlatformIO/scripts/mks_robin_nano.py
diff --git a/Marlin/src/core/boards.h b/Marlin/src/core/boards.h
index 2f3a132c9a..05b7028fee 100644
--- a/Marlin/src/core/boards.h
+++ b/Marlin/src/core/boards.h
@@ -249,6 +249,7 @@
#define BOARD_MORPHEUS 1806 // STM32F103C8/STM32F103CB Libmaple based stm32f1 controller
#define BOARD_MKS_ROBIN 1808 // MKS Robin / STM32F103ZET6
#define BOARD_MKS_ROBIN_MINI 1813 // MKS Robin Mini / STM32F103VET6
+#define BOARD_MKS_ROBIN_NANO 1812 // MKS Robin Nano / STM32F103VET6
#define BOARD_BIGTREE_SKR_MINI_V1_1 1814 // STM32F103RC
#define BOARD_JGAURORA_A5S_A1 1820 // JGAurora A5S A1 / STM32F103ZET6
#define BOARD_FYSETC_AIO_II 1890 // FYSETC AIO_II
diff --git a/Marlin/src/pins/pins.h b/Marlin/src/pins/pins.h
index 31569a6f49..958ed11579 100644
--- a/Marlin/src/pins/pins.h
+++ b/Marlin/src/pins/pins.h
@@ -434,6 +434,8 @@
#include "pins_MKS_ROBIN.h" // STM32F1 env:mks_robin
#elif MB(MKS_ROBIN_MINI)
#include "pins_MKS_ROBIN_MINI.h" // STM32F1 env:mks_robin_mini
+#elif MB(MKS_ROBIN_NANO)
+ #include "pins_MKS_ROBIN_NANO.h" // STM32F1 env:mks_robin_nano
#elif MB(JGAURORA_A5S_A1)
#include "pins_JGAURORA_A5S_A1.h" // STM32F1 env:JGAURORA_A5S_A1
#elif MB(FYSETC_AIO_II)
diff --git a/Marlin/src/pins/pins_MKS_ROBIN_NANO.h b/Marlin/src/pins/pins_MKS_ROBIN_NANO.h
new file mode 100755
index 0000000000..1e931cdda4
--- /dev/null
+++ b/Marlin/src/pins/pins_MKS_ROBIN_NANO.h
@@ -0,0 +1,118 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2019 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 .
+ *
+ */
+
+/**
+ * MKS Robin nano (STM32F130VET6) board pin assignments
+ */
+
+#ifndef __STM32F1__
+ #error "Oops! Select an STM32F1 board in 'Tools > Board.'"
+#endif
+
+#if HOTENDS > 2 || E_STEPPERS > 2
+ #error "MKS Robin nano supports up to 2 hotends / E-steppers. Comment out this line to continue."
+#endif
+
+#define BOARD_NAME "MKS Robin nano"
+
+//
+// Release PB4 (Y_ENABLE_PIN) from JTAG NRST role
+//
+#define DISABLE_DEBUG
+
+//
+// Note: MKS Robin board is using SPI2 interface.
+//
+#define SPI_MODULE 2
+
+//
+// Limit Switches
+//
+#define X_STOP_PIN PA15
+#define Y_STOP_PIN PA12
+#define Z_MIN_PIN PA11
+#define Z_MAX_PIN PC4
+
+//
+// Steppers
+//
+#define X_ENABLE_PIN PE4
+#define X_STEP_PIN PE3
+#define X_DIR_PIN PE2
+
+#define Y_ENABLE_PIN PE1
+#define Y_STEP_PIN PE0
+#define Y_DIR_PIN PB9
+
+#define Z_ENABLE_PIN PB8
+#define Z_STEP_PIN PB5
+#define Z_DIR_PIN PB4
+
+#define E0_ENABLE_PIN PB3
+#define E0_STEP_PIN PD6
+#define E0_DIR_PIN PD3
+
+#define E1_ENABLE_PIN PA3
+#define E1_STEP_PIN PA6
+#define E1_DIR_PIN PA1
+
+//
+// Temperature Sensors
+//
+#define TEMP_0_PIN PC1 // TH1
+#define TEMP_1_PIN PC2 // TH2
+#define TEMP_BED_PIN PC0 // TB1
+
+//
+// Heaters / Fans
+//
+#define HEATER_0_PIN PC3 // HEATER1
+#define HEATER_1_PIN PB0 // HEATER2
+#define HEATER_BED_PIN PA0 // HOT BED
+
+#define FAN_PIN PA1 // FAN
+
+#define BTN_ENC PC13 // Pin is not connected. Real pin is needed to enable encoder's push button functionality used by touch screen
+
+//#define MAX6675_SS_PIN PE5 // TC1 - CS1
+//#define MAX6675_SS_PIN PE6 // TC2 - CS2
+
+#define POWER_LOSS_PIN PA2 // PW_DET
+#define PS_ON_PIN PA3 // PW_OFF
+#define FIL_RUNOUT_PIN PA4 // MT_DET
+
+#define BEEPER_PIN PC5
+#define LED_PIN PB2
+
+/**
+ * Note: MKS Robin TFT screens may have different TFT controllers
+ * If the screen stays white, disable 'LCD_RESET_PIN' to rely on the bootloader to do screen initialization.
+ */
+#define LCD_RESET_PIN PF6
+#define NO_LCD_REINIT // Suppress LCD re-initialization
+
+#define LCD_BACKLIGHT_PIN PD13
+#define FSMC_CS_PIN PD7 // NE4
+#define FSMC_RS_PIN PD11 // A0
+#define TOUCH_CS PA7
+
+#define SD_DETECT_PIN PD12
diff --git a/buildroot/share/PlatformIO/ldscripts/mks_robin_nano.ld b/buildroot/share/PlatformIO/ldscripts/mks_robin_nano.ld
new file mode 100755
index 0000000000..785345543c
--- /dev/null
+++ b/buildroot/share/PlatformIO/ldscripts/mks_robin_nano.ld
@@ -0,0 +1,14 @@
+MEMORY
+{
+ ram (rwx) : ORIGIN = 0x20000000, LENGTH = 64K - 40
+ rom (rx) : ORIGIN = 0x08007000, LENGTH = 512K - 28K
+}
+
+/* Provide memory region aliases for common.inc */
+REGION_ALIAS("REGION_TEXT", rom);
+REGION_ALIAS("REGION_DATA", ram);
+REGION_ALIAS("REGION_BSS", ram);
+REGION_ALIAS("REGION_RODATA", rom);
+
+/* Let common.inc handle the real work. */
+INCLUDE common.inc
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_nano.py b/buildroot/share/PlatformIO/scripts/mks_robin_nano.py
new file mode 100755
index 0000000000..eb8bca9b52
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_nano.py
@@ -0,0 +1,30 @@
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08007000
+for define in env['CPPDEFINES']:
+ if define[0] == "VECT_TAB_ADDR":
+ env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+env.Replace(LDSCRIPT_PATH="buildroot/share/PlatformIO/ldscripts/mks_robin_nano.ld")
+
+# Encrypt ${PROGNAME}.bin and save it as 'Robin_nano.bin'
+def encrypt(source, target, env):
+ import os
+
+ key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+ firmware = open(target[0].path, "rb")
+ robin = open(target[0].dir.path +'/Robin_nano.bin', "wb")
+ length = os.path.getsize(target[0].path)
+ position = 0
+ try:
+ while position < length:
+ byte = firmware.read(1)
+ if position >= 320 and position < 31040:
+ byte = chr(ord(byte) ^ key[position & 31])
+ robin.write(byte)
+ position += 1
+ finally:
+ firmware.close()
+ robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/platformio.ini b/platformio.ini
index 45eba7e771..82e7cf6dfb 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -377,7 +377,7 @@ lib_ignore = c1921b4
U8glib-HAL
#
-# MKS Robin nano (STM32F103VET6)
+# MKS Robin Mini (STM32F103VET6)
#
[env:mks_robin_mini]
platform = ststm32
@@ -397,6 +397,27 @@ lib_ignore = c1921b4
libf3e
TMC26XStepper
+#
+# MKS Robin Nano (STM32F103VET6)
+#
+[env:mks_robin_nano]
+platform = ststm32
+framework = arduino
+board = genericSTM32F103VE
+extra_scripts = buildroot/share/PlatformIO/scripts/mks_robin_nano.py
+build_flags = !python Marlin/src/HAL/HAL_STM32F1/STM32F1_flag_script.py
+ ${common.build_flags} -std=gnu++14
+build_unflags = -std=gnu++11
+src_filter = ${common.default_src_filter} +
+lib_deps = ${common.lib_deps}
+lib_ignore = c1921b4
+ libf3c
+ lib066
+ Adafruit NeoPixel_ID28
+ Adafruit NeoPixel
+ libf3e
+ TMC26XStepper
+
#
# JGAurora A5S A1 (STM32F103ZET6)
#