diff --git a/Marlin/pins_MIGHTYBOARD_REVE.h b/Marlin/pins_MIGHTYBOARD_REVE.h
index cb85534d3..933486177 100644
--- a/Marlin/pins_MIGHTYBOARD_REVE.h
+++ b/Marlin/pins_MIGHTYBOARD_REVE.h
@@ -129,6 +129,9 @@
 #define THERMO_CS1          5 // E3
 #define THERMO_CS2          2 // E4
 
+#define MAX6675_SS          THERMO_CS1
+#define MAX6675_SCK_PIN     THERMO_SCK_PIN
+#define MAX6675_DO_PIN      THERMO_DO_PIN
 //
 // Augmentation for auto-assigning plugs
 //
@@ -137,7 +140,7 @@
 // With no heated bed, an additional 24V fan is possible.
 //
 #define MOSFET_A_PIN     6 // H3
-#define MOSFET_B_PIN     9 // B5
+#define MOSFET_B_PIN    11 // B5
 #define MOSFET_C_PIN    45 // L4
 #define MOSFET_D_PIN    44 // L5
 
@@ -181,8 +184,8 @@
 //
 // Extruder Auto Fan Pins
 //
-#define EXTRUDER_0_AUTO_FAN  7 // H4
-#define EXTRUDER_1_AUTO_FAN 12 // B6
+#define ORIG_E0_AUTO_FAN_PIN   7 // H4
+#define ORIG_E1_AUTO_FAN_PIN  12 // B6
 
 //
 // Misc. Functions
@@ -194,29 +197,117 @@
 //
 // LCD / Controller
 //
-// Replicator uses a 3-wire SR controller with HD44780
-// For now, pretend it's the SAV
-//
-#define SAV_3DLCD
-#define SR_DATA_PIN         34 // C3
-#define SR_CLK_PIN          35 // C2
-#define SR_STROBE_PIN       33 // C4
 
-#define BTN_UP              75 // J4
-#define BTN_DOWN            73 // J3
-#define BTN_LEFT            72 // J2
-#define BTN_RIGHT           14 // J1
-#define BTN_CENTER          15 // J0
-#define BTN_ENC             BTN_CENTER
+#ifdef REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
+
+  #define LCD_PINS_RS           33 // C4, LCD-STROBE
+  #define LCD_PINS_ENABLE       72 // J2, LEFT
+  #define LCD_PINS_D4           35 // C2, LCD-CLK
+  #define LCD_PINS_D5           32 // C5, RLED
+  #define LCD_PINS_D6           34 // C3, LCD-DATA
+  #define LCD_PINS_D7           31 // C6, GLED
+
+  #define BTN_EN2               75 // J4, UP
+  #define BTN_EN1               73 // J3, DOWN
+  //STOP button connected as KILL_PIN
+  #define KILL_PIN              14 // J1, RIGHT
+  //KILL - not connected
+
+  #define BEEPER_PIN             8 // H5, SD_WP
+
+  #define BTN_CENTER            15 // J0
+  #define BTN_ENC               BTN_CENTER
+
+  //on board leds
+  #define STAT_LED_RED_LED      SERVO0_PIN // C1 (1280-EX1, DEBUG2)
+  #define STAT_LED_BLUE_PIN     SERVO1_PIN // C0 (1280-EX2, DEBUG3)
+
+#else
+  // Replicator uses a 3-wire SR controller with HD44780
+  // For now, pretend it's the SAV
+  //
+
+  #define SAV_3DLCD
+  #define SR_DATA_PIN         34 // C3
+  #define SR_CLK_PIN          35 // C2
+  #define SR_STROBE_PIN       33 // C4
 
-#define BEEPER_PIN           4 // G5
+  #define BTN_UP              75 // J4
+  #define BTN_DOWN            73 // J3
+  #define BTN_LEFT            72 // J2
+  #define BTN_RIGHT           14 // J1
+  #define BTN_CENTER          15 // J0
+  #define BTN_ENC             BTN_CENTER
+
+  #define BEEPER_PIN           4 // G5
+
+  #define STAT_LED_RED_PIN    32 // C5
+  #define STAT_LED_BLUE_PIN   31 // C6 (Actually green)
+
+#endif
 
-#define STAT_LED_RED        32 // C5
-#define STAT_LED_BLUE       31 // C6 (Actually green)
 
 //
 // SD Card
 //
 #define SDSS                53 // B0
-#define SD_DETECT_PIN       30 // C7
+#define SD_DETECT_PIN       9  // H6
+
+#define MAX_PIN             THERMO_SCK_PIN
+
+//check if all pins are defined in mega/pins_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");
+
+/* in [arduino dir]/hardware/arduino/avr/variants/mega/pins_arduino.h
+change:
+#define NUM_DIGITAL_PINS            70
+to:
+#define NUM_DIGITAL_PINS            80
+
+to digital_pin_to_port_PGM add at the end:
+const uint8_t PROGMEM digital_pin_to_port_PGM[] = {
+....
+        PG      , // PG 4 ** 70 **
+        PG      , // PG 3 ** 71 **
+        PJ      , // PJ 2 ** 72 **
+        PJ      , // PJ 3 ** 73 **
+        PJ      , // PJ 7 ** 74 **
+        PJ      , // PJ 4 ** 75 **
+        PJ      , // PJ 5 ** 76 **
+        PJ      , // PJ 6 ** 77 **
+        PE      , // PE 2 ** 78 **
+        PE      , // PE 6 ** 79 **
+};
+
+to digital_pin_to_bit_mask_PGM  add at the end:
+const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = {
+....
+        _BV( 4 )        , // PG 4 ** 70 **
+        _BV( 3 )        , // PG 3 ** 71 **
+        _BV( 2 )        , // PJ 2 ** 72 **
+        _BV( 3 )        , // PJ 3 ** 73 **
+        _BV( 7 )        , // PJ 7 ** 74 **
+        _BV( 4 )        , // PJ 4 ** 75 **
+        _BV( 5 )        , // PJ 5 ** 76 **
+        _BV( 6 )        , // PJ 6 ** 77 **
+        _BV( 2 )        , // PE 2 ** 78 **
+        _BV( 6 )        , // PE 6 ** 79 **
+};
 
+to digital_pin_to_timer_PGM add at the end:
+const uint8_t PROGMEM digital_pin_to_timer_PGM[] = {
+....
+        NOT_ON_TIMER    , // PG 4 ** 70 **
+        NOT_ON_TIMER    , // PG 3 ** 71 **
+        NOT_ON_TIMER    , // PJ 2 ** 72 **
+        NOT_ON_TIMER    , // PJ 3 ** 73 **
+        NOT_ON_TIMER    , // PJ 7 ** 74 **
+        NOT_ON_TIMER    , // PJ 4 ** 75 **
+        NOT_ON_TIMER    , // PJ 5 ** 76 **
+        NOT_ON_TIMER    , // PJ 6 ** 77 **
+        NOT_ON_TIMER    , // PE 2 ** 78 **
+        NOT_ON_TIMER    , // PE 6 ** 79 **
+};
+*/