diff --git a/Marlin/src/HAL/HAL_AVR/HAL.h b/Marlin/src/HAL/HAL_AVR/HAL.h
index b5b63dc5d..9dc5e95c5 100644
--- a/Marlin/src/HAL/HAL_AVR/HAL.h
+++ b/Marlin/src/HAL/HAL_AVR/HAL.h
@@ -24,14 +24,7 @@
 
 #include <stdint.h>
 
-#include <Arduino.h>
-
-#include <util/delay.h>
-#include <avr/eeprom.h>
-#include <avr/pgmspace.h>
-#include <avr/interrupt.h>
-#include <avr/io.h>
-
+#include "../shared/Marduino.h"
 #include "../shared/HAL_SPI.h"
 #include "fastio_AVR.h"
 #include "watchdog_AVR.h"
@@ -43,6 +36,12 @@
   #include "MarlinSerial.h"
 #endif
 
+#include <util/delay.h>
+#include <avr/eeprom.h>
+#include <avr/pgmspace.h>
+#include <avr/interrupt.h>
+#include <avr/io.h>
+
 // --------------------------------------------------------------------------
 // Defines
 // --------------------------------------------------------------------------
diff --git a/Marlin/src/HAL/HAL_AVR/fastio_AVR.cpp b/Marlin/src/HAL/HAL_AVR/fastio_AVR.cpp
index 63fbe4d96..c58f9da41 100644
--- a/Marlin/src/HAL/HAL_AVR/fastio_AVR.cpp
+++ b/Marlin/src/HAL/HAL_AVR/fastio_AVR.cpp
@@ -30,7 +30,7 @@
 
 #ifdef FASTIO_EXT_START
 
-#include <Arduino.h>
+#include "../shared/Marduino.h"
 
 #define _IS_EXT(P) WITHIN(P, FASTIO_EXT_START, FASTIO_EXT_END)
 
diff --git a/Marlin/src/HAL/HAL_AVR/servo_AVR.cpp b/Marlin/src/HAL/HAL_AVR/servo_AVR.cpp
index e3d2194bf..7e8357ed5 100644
--- a/Marlin/src/HAL/HAL_AVR/servo_AVR.cpp
+++ b/Marlin/src/HAL/HAL_AVR/servo_AVR.cpp
@@ -58,8 +58,8 @@
 #if HAS_SERVOS
 
 #include <avr/interrupt.h>
-#include <Arduino.h>
 
+#include "../shared/Marduino.h"
 #include "../shared/servo.h"
 #include "../shared/servo_private.h"
 
diff --git a/Marlin/src/HAL/HAL_DUE/EepromEmulation_Due.cpp b/Marlin/src/HAL/HAL_DUE/EepromEmulation_Due.cpp
index 21f1a8c9d..07f746a17 100644
--- a/Marlin/src/HAL/HAL_DUE/EepromEmulation_Due.cpp
+++ b/Marlin/src/HAL/HAL_DUE/EepromEmulation_Due.cpp
@@ -36,7 +36,7 @@
 
 #if ENABLED(EEPROM_SETTINGS) && DISABLED(I2C_EEPROM, SPI_EEPROM)
 
-#include <Arduino.h>
+#include "../shared/Marduino.h"
 
 #define EEPROMSize     4096
 #define PagesPerGroup   128
diff --git a/Marlin/src/HAL/HAL_DUE/HAL.h b/Marlin/src/HAL/HAL_DUE/HAL.h
index d430e6b64..2fd9a0b0d 100644
--- a/Marlin/src/HAL/HAL_DUE/HAL.h
+++ b/Marlin/src/HAL/HAL_DUE/HAL.h
@@ -29,16 +29,15 @@
 
 #define CPU_32_BIT
 
-#include <stdint.h>
-
-#include <Arduino.h>
-
+#include "../shared/Marduino.h"
 #include "../shared/math_32bit.h"
 #include "../shared/HAL_SPI.h"
 #include "fastio_Due.h"
 #include "watchdog_Due.h"
 #include "HAL_timers_Due.h"
 
+#include <stdint.h>
+
 // Serial ports
 #if !WITHIN(SERIAL_PORT, -1, 3)
   #error "SERIAL_PORT must be from -1 to 3"
diff --git a/Marlin/src/HAL/HAL_DUE/Servo_Due.cpp b/Marlin/src/HAL/HAL_DUE/Servo_Due.cpp
index 848d263b7..d9e41f954 100644
--- a/Marlin/src/HAL/HAL_DUE/Servo_Due.cpp
+++ b/Marlin/src/HAL/HAL_DUE/Servo_Due.cpp
@@ -44,7 +44,7 @@
 
 #if HAS_SERVOS
 
-#include <Arduino.h>
+#include "../shared/Marduino.h"
 #include "../shared/servo.h"
 #include "../shared/servo_private.h"
 
diff --git a/Marlin/src/HAL/HAL_DUE/pinsDebug.h b/Marlin/src/HAL/HAL_DUE/pinsDebug.h
index 9d8657705..9b6cbe1cc 100644
--- a/Marlin/src/HAL/HAL_DUE/pinsDebug.h
+++ b/Marlin/src/HAL/HAL_DUE/pinsDebug.h
@@ -28,7 +28,7 @@
  * Translation of routines & variables used by pinsDebug.h
  */
 
-#include <Arduino.h>
+#include "../shared/Marduino.h"
 
 /**
  * Due/Marlin quirks
diff --git a/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp b/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp
index ba7700150..9e92519ef 100644
--- a/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp
+++ b/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp
@@ -66,20 +66,20 @@
 
 #include "../../Marlin.h"
 
-#define SPI_FULL_SPEED 0
-#define SPI_HALF_SPEED 1
-#define SPI_QUARTER_SPEED 2
-#define SPI_EIGHTH_SPEED 3
+#define SPI_FULL_SPEED      0
+#define SPI_HALF_SPEED      1
+#define SPI_QUARTER_SPEED   2
+#define SPI_EIGHTH_SPEED    3
 #define SPI_SIXTEENTH_SPEED 4
-#define SPI_SPEED_5 5
-#define SPI_SPEED_6 6
+#define SPI_SPEED_5         5
+#define SPI_SPEED_6         6
 
 void spiBegin();
 void spiInit(uint8_t spiRate);
 void spiSend(uint8_t b);
 void spiSend(const uint8_t* buf, size_t n);
 
-#include <Arduino.h>
+#include "../shared/Marduino.h"
 #include "fastio_Due.h"
 
 void u8g_SetPIOutput_DUE_hw_spi(u8g_t *u8g, uint8_t pin_index) {
diff --git a/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp b/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp
index 3cef880bc..34428573b 100644
--- a/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp
+++ b/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp
@@ -59,10 +59,11 @@
 
 #if HAS_GRAPHICAL_LCD
 
-#include <U8glib.h>
-#include <Arduino.h>
+#include "../shared/Marduino.h"
 #include "../shared/Delay.h"
 
+#include <U8glib.h>
+
 void u8g_SetPIOutput_DUE(u8g_t *u8g, uint8_t pin_index) {
   PIO_Configure(g_APinDescription[u8g->pin_list[pin_index]].pPort, PIO_OUTPUT_1,
     g_APinDescription[u8g->pin_list[pin_index]].ulPin, g_APinDescription[u8g->pin_list[pin_index]].ulPinConfiguration);  // OUTPUT
diff --git a/Marlin/src/HAL/HAL_ESP32/HAL.h b/Marlin/src/HAL/HAL_ESP32/HAL.h
index 16859263b..556a48467 100644
--- a/Marlin/src/HAL/HAL_ESP32/HAL.h
+++ b/Marlin/src/HAL/HAL_ESP32/HAL.h
@@ -30,19 +30,7 @@
 
 #include <stdint.h>
 
-// these are going to be re-defined in Arduino.h
-#undef DISABLED
-#undef M_PI
-#undef _BV
-
-#include <Arduino.h>
-
-// revert back to the correct (old) definition
-#undef DISABLED
-#define DISABLED(V...) DO(DIS,&&,V)
-// re-define in case Arduino.h has been skipped due to earlier inclusion (i.e. in Marlin\src\HAL\HAL_ESP32\i2s.cpp)
-#define _BV(b) (1UL << (b))
-
+#include "../shared/Marduino.h"
 #include "../shared/math_32bit.h"
 #include "../shared/HAL_SPI.h"
 
diff --git a/Marlin/src/HAL/HAL_ESP32/i2s.cpp b/Marlin/src/HAL/HAL_ESP32/i2s.cpp
index 0345889e0..3dbabb535 100644
--- a/Marlin/src/HAL/HAL_ESP32/i2s.cpp
+++ b/Marlin/src/HAL/HAL_ESP32/i2s.cpp
@@ -21,13 +21,9 @@
  */
 #ifdef ARDUINO_ARCH_ESP32
 
-// replace that with the proper imports, then cleanup workarounds in Marlin\src\HAL\HAL_ESP32\HAL.h
-#include <Arduino.h>
-// revert back to the correct definition
-#undef DISABLED
-#define DISABLED(V...) DO(DIS,&&,V)
-
 #include "i2s.h"
+
+#include "../shared/Marduino.h"
 #include "../../core/macros.h"
 #include "driver/periph_ctrl.h"
 #include "rom/lldesc.h"
diff --git a/Marlin/src/HAL/HAL_ESP32/i2s.h b/Marlin/src/HAL/HAL_ESP32/i2s.h
index fbe7b2419..42c35aa12 100644
--- a/Marlin/src/HAL/HAL_ESP32/i2s.h
+++ b/Marlin/src/HAL/HAL_ESP32/i2s.h
@@ -21,6 +21,8 @@
  */
 #pragma once
 
+#include <stdint.h>
+
 // current value of the outputs provided over i2s
 extern uint32_t i2s_port_data;
 
diff --git a/Marlin/src/HAL/HAL_LINUX/HAL.h b/Marlin/src/HAL/HAL_LINUX/HAL.h
index 1057fae99..b3cabdfe6 100644
--- a/Marlin/src/HAL/HAL_LINUX/HAL.h
+++ b/Marlin/src/HAL/HAL_LINUX/HAL.h
@@ -47,16 +47,15 @@ uint8_t _getc();
 //arduino: Print.h
 #define DEC 10
 #define HEX 16
-#define OCT 8
-#define BIN 2
+#define OCT  8
+#define BIN  2
 //arduino: binary.h (weird defines)
 #define B01 1
 #define B10 2
 
 #include "hardware/Clock.h"
 
-#include <Arduino.h>
-
+#include "../shared/Marduino.h"
 #include "../shared/math_32bit.h"
 #include "../shared/HAL_SPI.h"
 #include "fastio.h"
diff --git a/Marlin/src/HAL/HAL_LINUX/fastio.h b/Marlin/src/HAL/HAL_LINUX/fastio.h
index 8eae771a4..d304c4b2a 100644
--- a/Marlin/src/HAL/HAL_LINUX/fastio.h
+++ b/Marlin/src/HAL/HAL_LINUX/fastio.h
@@ -25,7 +25,7 @@
  * Fast I/O Routines for X86_64
  */
 
-#include <Arduino.h>
+#include "../shared/Marduino.h"
 #include <pinmapping.h>
 
 #define SET_DIR_INPUT(IO)     Gpio::setDir(IO, 1)
diff --git a/Marlin/src/HAL/HAL_LPC1768/HAL.h b/Marlin/src/HAL/HAL_LPC1768/HAL.h
index 36357d6ae..24dea7530 100644
--- a/Marlin/src/HAL/HAL_LPC1768/HAL.h
+++ b/Marlin/src/HAL/HAL_LPC1768/HAL.h
@@ -37,18 +37,18 @@ void HAL_init();
 
 extern "C" volatile millis_t _millis;
 
-#include <Arduino.h>
-#include <pinmapping.h>
-#include <CDCSerial.h>
-
+#include "../shared/Marduino.h"
 #include "../shared/math_32bit.h"
 #include "../shared/HAL_SPI.h"
 #include "fastio.h"
-#include <adc.h>
 #include "watchdog.h"
 #include "HAL_timers.h"
 #include "MarlinSerial.h"
 
+#include <adc.h>
+#include <pinmapping.h>
+#include <CDCSerial.h>
+
 //
 // Default graphical display delays
 //
diff --git a/Marlin/src/HAL/HAL_LPC1768/fastio.h b/Marlin/src/HAL/HAL_LPC1768/fastio.h
index 49f8ec13c..22bda795d 100644
--- a/Marlin/src/HAL/HAL_LPC1768/fastio.h
+++ b/Marlin/src/HAL/HAL_LPC1768/fastio.h
@@ -33,7 +33,7 @@
  * For TARGET LPC1768
  */
 
-#include <Arduino.h>
+#include "../shared/Marduino.h"
 
 #define PWM_PIN(P)              true // all pins are PWM capable
 #define USEABLE_HARDWARE_PWM(P) PWM_PIN(P)
diff --git a/Marlin/src/HAL/HAL_LPC1768/u8g/u8g_com_HAL_LPC1768_sw_spi.cpp b/Marlin/src/HAL/HAL_LPC1768/u8g/u8g_com_HAL_LPC1768_sw_spi.cpp
index e851284ad..860321aa7 100644
--- a/Marlin/src/HAL/HAL_LPC1768/u8g/u8g_com_HAL_LPC1768_sw_spi.cpp
+++ b/Marlin/src/HAL/HAL_LPC1768/u8g/u8g_com_HAL_LPC1768_sw_spi.cpp
@@ -59,17 +59,17 @@
 
 #if HAS_GRAPHICAL_LCD
 
-#include <U8glib.h>
 #include "SoftwareSPI.h"
 
 #undef SPI_SPEED
 #define SPI_SPEED 2  // About 2 MHz
 
+#include <Arduino.h>
 #include <algorithm>
 #include <LPC17xx.h>
 #include <gpio.h>
 
-#include <Arduino.h>
+#include <U8glib.h>
 
 uint8_t swSpiTransfer_mode_0(uint8_t b, const uint8_t spi_speed, const pin_t sck_pin, const pin_t miso_pin, const pin_t mosi_pin ) {
 
diff --git a/Marlin/src/HAL/HAL_STM32/HAL.h b/Marlin/src/HAL/HAL_STM32/HAL.h
index d08a49587..44cc96957 100644
--- a/Marlin/src/HAL/HAL_STM32/HAL.h
+++ b/Marlin/src/HAL/HAL_STM32/HAL.h
@@ -28,20 +28,20 @@
 // Includes
 // --------------------------------------------------------------------------
 
-#include <stdint.h>
+#include "../shared/Marduino.h"
+#include "../shared/math_32bit.h"
+#include "../shared/HAL_SPI.h"
+#include "fastio_STM32.h"
+#include "watchdog_STM32.h"
+
+#include "../../inc/MarlinConfigPre.h"
 
-#include "Arduino.h"
+#include <stdint.h>
 
 #ifdef USBCON
   #include <USBSerial.h>
 #endif
 
-#include "../../inc/MarlinConfigPre.h"
-#include "../shared/math_32bit.h"
-#include "../shared/HAL_SPI.h"
-#include "fastio_STM32.h"
-#include "watchdog_STM32.h"
-
 // --------------------------------------------------------------------------
 // Defines
 // --------------------------------------------------------------------------
diff --git a/Marlin/src/HAL/HAL_STM32F1/HAL.h b/Marlin/src/HAL/HAL_STM32F1/HAL.h
index 66c4cba59..66c7ee883 100644
--- a/Marlin/src/HAL/HAL_STM32F1/HAL.h
+++ b/Marlin/src/HAL/HAL_STM32F1/HAL.h
@@ -36,14 +36,7 @@
 // Includes
 // --------------------------------------------------------------------------
 
-#include <stdint.h>
-#include <util/atomic.h>
-#include <Arduino.h>
-
-// --------------------------------------------------------------------------
-// Includes
-// --------------------------------------------------------------------------
-
+#include "../shared/Marduino.h"
 #include "../shared/math_32bit.h"
 #include "../shared/HAL_SPI.h"
 
@@ -51,6 +44,10 @@
 #include "watchdog_STM32F1.h"
 
 #include "HAL_timers_STM32F1.h"
+
+#include <stdint.h>
+#include <util/atomic.h>
+
 #include "../../inc/MarlinConfigPre.h"
 
 // --------------------------------------------------------------------------
diff --git a/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.h b/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.h
index 86c135545..bb48b3bed 100644
--- a/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.h
+++ b/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.h
@@ -25,7 +25,8 @@
 // Includes
 // --------------------------------------------------------------------------
 
-#include "Arduino.h"
+#include "../shared/Marduino.h"
+
 #include "libmaple/sdio.h"
 #include "libmaple/dma.h"
 
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL.h b/Marlin/src/HAL/HAL_STM32F4/HAL.h
index c41fe05f6..6f2d22b8d 100644
--- a/Marlin/src/HAL/HAL_STM32F4/HAL.h
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL.h
@@ -32,21 +32,21 @@
 // Includes
 // --------------------------------------------------------------------------
 
-#include <stdint.h>
-
-#include "Arduino.h"
-
-#ifdef USBCON
-  #include <USBSerial.h>
-#endif
-
+#include "../shared/Marduino.h"
 #include "../shared/math_32bit.h"
 #include "../shared/HAL_SPI.h"
 #include "fastio_STM32F4.h"
 #include "watchdog_STM32F4.h"
-
 #include "HAL_timers_STM32F4.h"
 
+#include "../../inc/MarlinConfigPre.h"
+
+#include <stdint.h>
+
+#ifdef USBCON
+  #include <USBSerial.h>
+#endif
+
 // --------------------------------------------------------------------------
 // Defines
 // --------------------------------------------------------------------------
diff --git a/Marlin/src/HAL/HAL_STM32F7/HAL.h b/Marlin/src/HAL/HAL_STM32F7/HAL.h
index db7aa0391..878d93365 100644
--- a/Marlin/src/HAL/HAL_STM32F7/HAL.h
+++ b/Marlin/src/HAL/HAL_STM32F7/HAL.h
@@ -34,8 +34,7 @@
 
 #include <stdint.h>
 
-#include "Arduino.h"
-
+#include "../shared/Marduino.h"
 #include "../shared/math_32bit.h"
 #include "../shared/HAL_SPI.h"
 
@@ -44,6 +43,7 @@
 
 #include "HAL_timers_STM32F7.h"
 
+#include "../../inc/MarlinConfigPre.h"
 
 // --------------------------------------------------------------------------
 // Defines
diff --git a/Marlin/src/HAL/HAL_TEENSY31_32/HAL.h b/Marlin/src/HAL/HAL_TEENSY31_32/HAL.h
index 81b011b18..0fb1b551f 100644
--- a/Marlin/src/HAL/HAL_TEENSY31_32/HAL.h
+++ b/Marlin/src/HAL/HAL_TEENSY31_32/HAL.h
@@ -28,14 +28,7 @@
 
 #define CPU_32_BIT
 
-// _BV is re-defined in Arduino.h
-#undef _BV
-
-#include <Arduino.h>
-
-// Redefine sq macro defined by teensy3/wiring.h
-#undef sq
-#define sq(x) ((x)*(x))
+#include "../shared/Marduino.h"
 
 #include "../math_32bit.h"
 #include "../HAL_SPI.h"
diff --git a/Marlin/src/HAL/HAL_TEENSY35_36/HAL.h b/Marlin/src/HAL/HAL_TEENSY35_36/HAL.h
index 99fc31aff..0cd3ed8de 100644
--- a/Marlin/src/HAL/HAL_TEENSY35_36/HAL.h
+++ b/Marlin/src/HAL/HAL_TEENSY35_36/HAL.h
@@ -31,15 +31,7 @@
 // Includes
 // --------------------------------------------------------------------------
 
-// _BV is re-defined in Arduino.h
-#undef _BV
-
-#include <Arduino.h>
-
-// Redefine sq macro defined by teensy3/wiring.h
-#undef sq
-#define sq(x) ((x)*(x))
-
+#include "../shared/Marduino.h"
 #include "../shared/math_32bit.h"
 #include "../shared/HAL_SPI.h"
 
diff --git a/Marlin/src/HAL/shared/HAL_ST7920.h b/Marlin/src/HAL/shared/HAL_ST7920.h
index 9af1286c7..bdc2b8cbb 100644
--- a/Marlin/src/HAL/shared/HAL_ST7920.h
+++ b/Marlin/src/HAL/shared/HAL_ST7920.h
@@ -33,4 +33,4 @@
   void ST7920_set_cmd();
   void ST7920_set_dat();
   void ST7920_write_byte(const uint8_t data);
-#endif
\ No newline at end of file
+#endif
diff --git a/Marlin/src/HAL/shared/Marduino.h b/Marlin/src/HAL/shared/Marduino.h
new file mode 100644
index 000000000..bb93451ef
--- /dev/null
+++ b/Marlin/src/HAL/shared/Marduino.h
@@ -0,0 +1,50 @@
+/**
+ * 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 <http://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+/**
+ * HAL/shared/Marduino.h
+ */
+
+#undef DISABLED       // Redefined by ESP32
+#undef M_PI           // Redefined by all
+#undef _BV            // Redefined by some
+#undef sq             // Redefined by teensy3/wiring.h
+
+#include <Arduino.h>  // NOTE: If included earlier then this line is a NOOP
+
+#undef DISABLED
+#define DISABLED(V...) DO(DIS,&&,V)
+
+#undef _BV
+#define _BV(b) (1UL << (b))
+
+#undef sq
+#define sq(x) ((x)*(x))
+
+#ifndef SBI
+  #define SBI(A,B) (A |= (1 << (B)))
+#endif
+
+#ifndef CBI
+  #define CBI(A,B) (A &= ~(1 << (B)))
+#endif
diff --git a/Marlin/src/HAL/shared/servo.cpp b/Marlin/src/HAL/shared/servo.cpp
index 0d276c4aa..ec25569f9 100644
--- a/Marlin/src/HAL/shared/servo.cpp
+++ b/Marlin/src/HAL/shared/servo.cpp
@@ -55,7 +55,6 @@
 
 #if HAS_SERVOS && !(IS_32BIT_TEENSY || defined(TARGET_LPC1768) || defined(STM32F1) || defined(STM32F1xx) || defined(STM32F4) || defined(STM32F4xx) || defined(STM32F7xx))
 
-//#include <Arduino.h>
 #include "servo.h"
 #include "servo_private.h"
 
diff --git a/Marlin/src/lcd/fontutils.h b/Marlin/src/lcd/fontutils.h
index 2f4dca7dc..28921aef2 100644
--- a/Marlin/src/lcd/fontutils.h
+++ b/Marlin/src/lcd/fontutils.h
@@ -8,9 +8,10 @@
  */
 #pragma once
 
-#include <stdlib.h>
-#include <Arduino.h>
+#include "../HAL/shared/Marduino.h"
 #include "../core/macros.h"
+
+#include <stdlib.h>
 #include <stddef.h> // wchar_t
 #include <stdint.h> // uint32_t
 
diff --git a/Marlin/src/lcd/ultralcd.cpp b/Marlin/src/lcd/ultralcd.cpp
index f7381c1d1..3fd483a79 100644
--- a/Marlin/src/lcd/ultralcd.cpp
+++ b/Marlin/src/lcd/ultralcd.cpp
@@ -746,6 +746,7 @@ void MarlinUI::update() {
 
       refresh();
       init_lcd(); // May revive the LCD if static electricity killed it
+
       ms = millis();
       next_lcd_update_ms = ms + LCD_UPDATE_INTERVAL;  // delay LCD update until after SD activity completes
     }
diff --git a/Marlin/src/libs/duration_t.h b/Marlin/src/libs/duration_t.h
index b446f4b49..1eb0b0398 100644
--- a/Marlin/src/libs/duration_t.h
+++ b/Marlin/src/libs/duration_t.h
@@ -21,7 +21,7 @@
  */
 #pragma once
 
-#include <Arduino.h>
+#include "../HAL/shared/Marduino.h"
 
 struct duration_t {
   /**
diff --git a/Marlin/src/libs/softspi.h b/Marlin/src/libs/softspi.h
index 819567df8..e986922c8 100644
--- a/Marlin/src/libs/softspi.h
+++ b/Marlin/src/libs/softspi.h
@@ -1,17 +1,36 @@
-// https://github.com/niteris/ArduinoSoftSpi
+/**
+ * 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 <http://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+//
+// Based on https://github.com/niteris/ArduinoSoftSpi
+//
 
-#include <Arduino.h>
+#include "../HAL/shared/Marduino.h"
 
 #ifndef FORCE_INLINE
   #define FORCE_INLINE inline __attribute__((always_inline))
 #endif
 
-#ifndef _BV
-  #define _BV(B) (1 << (B))
-  #define SBI(A,B) (A |= (1 << (B)))
-  #define CBI(A,B) (A &= ~(1 << (B)))
-#endif
-
 #define nop __asm__ volatile ("nop") // NOP for timing
 
 #ifdef __arm__
diff --git a/Marlin/src/pins/pins_MIGHTYBOARD_REVE.h b/Marlin/src/pins/pins_MIGHTYBOARD_REVE.h
index d9def846c..5a4fa4235 100644
--- a/Marlin/src/pins/pins_MIGHTYBOARD_REVE.h
+++ b/Marlin/src/pins/pins_MIGHTYBOARD_REVE.h
@@ -271,7 +271,7 @@
 
 
 // Check if all pins are defined in mega/pins_arduino.h
-#include <Arduino.h>
+//#include <Arduino.h>
 static_assert(NUM_DIGITAL_PINS > MAX_PIN, "add missing pins to [arduino dir]/hardware/arduino/avr/variants/mega/pins_arduino.h based on fastio.h"
                                           "to digital_pin_to_port_PGM, digital_pin_to_bit_mask_PGM, digital_pin_to_timer_PGM, NUM_DIGITAL_PINS, see below");