diff --git a/Marlin/src/pins/pins_5DPRINT.h b/Marlin/src/pins/pins_5DPRINT.h
index 26bf139816..266fde32d5 100755
--- a/Marlin/src/pins/pins_5DPRINT.h
+++ b/Marlin/src/pins/pins_5DPRINT.h
@@ -74,8 +74,6 @@
 #define DEFAULT_MACHINE_NAME "Makibox"
 #define BOARD_NAME           "5DPrint D8"
 
-#define LARGE_FLASH        true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_ANET_10.h b/Marlin/src/pins/pins_ANET_10.h
index 4628a3b239..1e37247c47 100644
--- a/Marlin/src/pins/pins_ANET_10.h
+++ b/Marlin/src/pins/pins_ANET_10.h
@@ -96,8 +96,6 @@
   #define BOARD_NAME "Anet"
 #endif
 
-#define LARGE_FLASH true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_AZSMZ_MINI.h b/Marlin/src/pins/pins_AZSMZ_MINI.h
index ef421bed3e..5bc1c34a52 100644
--- a/Marlin/src/pins/pins_AZSMZ_MINI.h
+++ b/Marlin/src/pins/pins_AZSMZ_MINI.h
@@ -32,8 +32,6 @@
   #define BOARD_NAME "AZSMZ MINI"
 #endif
 
-#define LARGE_FLASH true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_AZTEEG_X5_GT.h b/Marlin/src/pins/pins_AZTEEG_X5_GT.h
index 64bc113882..f0acaca07d 100644
--- a/Marlin/src/pins/pins_AZTEEG_X5_GT.h
+++ b/Marlin/src/pins/pins_AZTEEG_X5_GT.h
@@ -34,8 +34,6 @@
   #define DEFAULT_WEBSITE_URL "https://www.panucatt.com/azteeg_X5_GT_reprap_3d_printer_controller_p/ax5gt.htm"
 #endif
 
-#define LARGE_FLASH true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_BRAINWAVE_PRO.h b/Marlin/src/pins/pins_BRAINWAVE_PRO.h
index acf8642e04..872d868e10 100755
--- a/Marlin/src/pins/pins_BRAINWAVE_PRO.h
+++ b/Marlin/src/pins/pins_BRAINWAVE_PRO.h
@@ -80,8 +80,6 @@
 
 #define BOARD_NAME         "Brainwave Pro"
 
-#define LARGE_FLASH        true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_CHEAPTRONIC.h b/Marlin/src/pins/pins_CHEAPTRONIC.h
index a354a279bf..6d1e45d870 100644
--- a/Marlin/src/pins/pins_CHEAPTRONIC.h
+++ b/Marlin/src/pins/pins_CHEAPTRONIC.h
@@ -29,8 +29,6 @@
 #endif
 
 #define BOARD_NAME         "Cheaptronic v1.0"
-#define LARGE_FLASH        true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_CHEAPTRONICv2.h b/Marlin/src/pins/pins_CHEAPTRONICv2.h
index 257380dd66..b30d6d3bbc 100644
--- a/Marlin/src/pins/pins_CHEAPTRONICv2.h
+++ b/Marlin/src/pins/pins_CHEAPTRONICv2.h
@@ -31,8 +31,6 @@
 #endif
 
 #define BOARD_NAME         "Cheaptronic v2.0"
-#define LARGE_FLASH        true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_CNCONTROLS_11.h b/Marlin/src/pins/pins_CNCONTROLS_11.h
index fdf6c317e5..265d1b6aa3 100644
--- a/Marlin/src/pins/pins_CNCONTROLS_11.h
+++ b/Marlin/src/pins/pins_CNCONTROLS_11.h
@@ -8,8 +8,6 @@
 
 #define BOARD_NAME "CN Controls V11"
 
-//#define LARGE_FLASH true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_CNCONTROLS_12.h b/Marlin/src/pins/pins_CNCONTROLS_12.h
index 809d1a6db2..50c87cda68 100644
--- a/Marlin/src/pins/pins_CNCONTROLS_12.h
+++ b/Marlin/src/pins/pins_CNCONTROLS_12.h
@@ -8,8 +8,6 @@
 
 #define BOARD_NAME            "CN Controls V12"
 
-//#define LARGE_FLASH true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_GT2560_REV_A.h b/Marlin/src/pins/pins_GT2560_REV_A.h
index 9ce02c4123..125acf8419 100644
--- a/Marlin/src/pins/pins_GT2560_REV_A.h
+++ b/Marlin/src/pins/pins_GT2560_REV_A.h
@@ -32,8 +32,6 @@
 
 #define BOARD_NAME           "GT2560 Rev.A"
 #define DEFAULT_MACHINE_NAME "Prusa i3 Pro B"
-#define LARGE_FLASH true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_MEGATRONICS.h b/Marlin/src/pins/pins_MEGATRONICS.h
index ba97fa2556..702cf98865 100644
--- a/Marlin/src/pins/pins_MEGATRONICS.h
+++ b/Marlin/src/pins/pins_MEGATRONICS.h
@@ -29,8 +29,6 @@
 #endif
 
 #define BOARD_NAME         "Megatronics"
-#define LARGE_FLASH        true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_MEGATRONICS_2.h b/Marlin/src/pins/pins_MEGATRONICS_2.h
index 6db1489bf9..2609d20653 100644
--- a/Marlin/src/pins/pins_MEGATRONICS_2.h
+++ b/Marlin/src/pins/pins_MEGATRONICS_2.h
@@ -29,8 +29,6 @@
 #endif
 
 #define BOARD_NAME         "Megatronics v2.0"
-#define LARGE_FLASH        true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_MEGATRONICS_3.h b/Marlin/src/pins/pins_MEGATRONICS_3.h
index 2ebb209bcb..5bb6b84c44 100644
--- a/Marlin/src/pins/pins_MEGATRONICS_3.h
+++ b/Marlin/src/pins/pins_MEGATRONICS_3.h
@@ -36,8 +36,6 @@
   #define BOARD_NAME       "Megatronics v3.0"
 #endif
 
-#define LARGE_FLASH        true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_MIGHTYBOARD_REVE.h b/Marlin/src/pins/pins_MIGHTYBOARD_REVE.h
index 21b75130af..7c015b5458 100644
--- a/Marlin/src/pins/pins_MIGHTYBOARD_REVE.h
+++ b/Marlin/src/pins/pins_MIGHTYBOARD_REVE.h
@@ -59,8 +59,6 @@
 #define DEFAULT_MACHINE_NAME    "MB Replicator"
 #define BOARD_NAME              "Mightyboard"
 
-#define LARGE_FLASH true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_MINIRAMBO.h b/Marlin/src/pins/pins_MINIRAMBO.h
index 9ff32207f9..26b005549b 100644
--- a/Marlin/src/pins/pins_MINIRAMBO.h
+++ b/Marlin/src/pins/pins_MINIRAMBO.h
@@ -29,7 +29,6 @@
 #endif
 
 #define BOARD_NAME          "Mini Rambo"
-#define LARGE_FLASH         true
 
 //
 // Limit Switches
diff --git a/Marlin/src/pins/pins_MINITRONICS.h b/Marlin/src/pins/pins_MINITRONICS.h
index f224f200be..d3ff9edbb0 100644
--- a/Marlin/src/pins/pins_MINITRONICS.h
+++ b/Marlin/src/pins/pins_MINITRONICS.h
@@ -40,8 +40,6 @@
 #endif
 
 #define BOARD_NAME         "Minitronics v1.0 / v1.1"
-#define LARGE_FLASH        true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_MKS_SBASE.h b/Marlin/src/pins/pins_MKS_SBASE.h
index 88a1f1fd71..9a60dbfc52 100644
--- a/Marlin/src/pins/pins_MKS_SBASE.h
+++ b/Marlin/src/pins/pins_MKS_SBASE.h
@@ -34,8 +34,6 @@
   #define DEFAULT_WEBSITE_URL "https://github.com/makerbase-mks/MKS-SBASE"
 #endif
 
-#define LARGE_FLASH true
-
 // unused
 /*
 #define PIN_P0_27         P0_27
diff --git a/Marlin/src/pins/pins_PRINTRBOARD.h b/Marlin/src/pins/pins_PRINTRBOARD.h
index eec66c3e0a..93f4b2b69b 100755
--- a/Marlin/src/pins/pins_PRINTRBOARD.h
+++ b/Marlin/src/pins/pins_PRINTRBOARD.h
@@ -67,8 +67,6 @@
 
 #define BOARD_NAME         "Printrboard"
 
-#define LARGE_FLASH        true
-
 // Disable JTAG pins so they can be used for the Extrudrboard
 #define DISABLE_JTAG
 
diff --git a/Marlin/src/pins/pins_PRINTRBOARD_REVF.h b/Marlin/src/pins/pins_PRINTRBOARD_REVF.h
index 01001bd7cb..0da837fbdb 100644
--- a/Marlin/src/pins/pins_PRINTRBOARD_REVF.h
+++ b/Marlin/src/pins/pins_PRINTRBOARD_REVF.h
@@ -71,8 +71,6 @@
 #endif
 
 #define BOARD_NAME         "Printrboard Rev F"
-#define LARGE_FLASH        true
-
 // Disable JTAG pins so EXP1 pins work correctly
 // (Its pins are used for the Extrudrboard and filament sensor, for example).
 #define DISABLE_JTAG
diff --git a/Marlin/src/pins/pins_RAMBO.h b/Marlin/src/pins/pins_RAMBO.h
index 6ddd305eae..c6ef675bcc 100644
--- a/Marlin/src/pins/pins_RAMBO.h
+++ b/Marlin/src/pins/pins_RAMBO.h
@@ -46,8 +46,6 @@
 
 #define BOARD_NAME "Rambo"
 
-#define LARGE_FLASH true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_RAMPS.h b/Marlin/src/pins/pins_RAMPS.h
index 5fef155749..81f5c1a4b3 100644
--- a/Marlin/src/pins/pins_RAMPS.h
+++ b/Marlin/src/pins/pins_RAMPS.h
@@ -58,8 +58,6 @@
   #define BOARD_NAME "RAMPS 1.4"
 #endif
 
-#define LARGE_FLASH true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_RAMPS_RE_ARM.h b/Marlin/src/pins/pins_RAMPS_RE_ARM.h
index 1a25220add..6e0014ad46 100644
--- a/Marlin/src/pins/pins_RAMPS_RE_ARM.h
+++ b/Marlin/src/pins/pins_RAMPS_RE_ARM.h
@@ -44,8 +44,6 @@
   #define BOARD_NAME "Re-ARM RAMPS 1.4"
 #endif
 
-#define LARGE_FLASH true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_SANGUINOLOLU_11.h b/Marlin/src/pins/pins_SANGUINOLOLU_11.h
index 0506d78cc0..13da81cffb 100644
--- a/Marlin/src/pins/pins_SANGUINOLOLU_11.h
+++ b/Marlin/src/pins/pins_SANGUINOLOLU_11.h
@@ -59,10 +59,6 @@
   #define BOARD_NAME "Sanguinololu <1.2"
 #endif
 
-#ifdef __AVR_ATmega1284P__
-  #define LARGE_FLASH true
-#endif
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_SAV_MKI.h b/Marlin/src/pins/pins_SAV_MKI.h
index aecd58afde..99dd228cd2 100755
--- a/Marlin/src/pins/pins_SAV_MKI.h
+++ b/Marlin/src/pins/pins_SAV_MKI.h
@@ -69,8 +69,6 @@
 #define DEFAULT_SOURCE_CODE_URL "https://github.com/fmalpartida/Marlin/tree/SAV-MkI-config"
 #define BOARD_NAME              "SAV MkI"
 
-#define LARGE_FLASH        true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_SCOOVO_X9H.h b/Marlin/src/pins/pins_SCOOVO_X9H.h
index 6b7cf4f800..52b8d1400b 100644
--- a/Marlin/src/pins/pins_SCOOVO_X9H.h
+++ b/Marlin/src/pins/pins_SCOOVO_X9H.h
@@ -30,8 +30,6 @@
 
 #define BOARD_NAME "Scoovo X9H"
 
-#define LARGE_FLASH true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_SILVER_GATE.h b/Marlin/src/pins/pins_SILVER_GATE.h
index 710088bbbd..0fbfa78278 100644
--- a/Marlin/src/pins/pins_SILVER_GATE.h
+++ b/Marlin/src/pins/pins_SILVER_GATE.h
@@ -28,8 +28,6 @@
   #define BOARD_NAME "Silver Gate"
 #endif
 
-#define LARGE_FLASH true
-
 #define X_STEP_PIN         43
 #define X_DIR_PIN          44
 #define X_ENABLE_PIN       42
diff --git a/Marlin/src/pins/pins_STM32F1R.h b/Marlin/src/pins/pins_STM32F1R.h
index dc9ae47e2b..43b00e7e3d 100644
--- a/Marlin/src/pins/pins_STM32F1R.h
+++ b/Marlin/src/pins/pins_STM32F1R.h
@@ -31,8 +31,6 @@
 #define DEFAULT_MACHINE_NAME "STM32F103RET6"
 #define BOARD_NAME "Marlin for STM32"
 
-#define LARGE_FLASH true
-
 // Ignore temp readings during develpment.
 #define BOGUS_TEMPERATURE_FAILSAFE_OVERRIDE
 
diff --git a/Marlin/src/pins/pins_TEENSY2.h b/Marlin/src/pins/pins_TEENSY2.h
index d5eb893ae7..9800eb027f 100755
--- a/Marlin/src/pins/pins_TEENSY2.h
+++ b/Marlin/src/pins/pins_TEENSY2.h
@@ -112,8 +112,6 @@
 
 #define BOARD_NAME         "Teensy++2.0"
 
-#define LARGE_FLASH        true
-
 //
 // Limit Switches
 //
diff --git a/Marlin/src/pins/pins_TEENSY35_36.h b/Marlin/src/pins/pins_TEENSY35_36.h
index 57abfa5ae9..af6840a19b 100644
--- a/Marlin/src/pins/pins_TEENSY35_36.h
+++ b/Marlin/src/pins/pins_TEENSY35_36.h
@@ -38,8 +38,6 @@
 
 #define AT90USB 1286   // Disable MarlinSerial etc.
 #define USBCON //1286  // Disable MarlinSerial etc.
-#define LARGE_FLASH        true
-
 /*
 
   teemuatlut plan for Teensy3.5 and Teensy3.6:
diff --git a/Marlin/src/pins/pins_TEENSYLU.h b/Marlin/src/pins/pins_TEENSYLU.h
index 0c2ded63e0..33f78b2305 100755
--- a/Marlin/src/pins/pins_TEENSYLU.h
+++ b/Marlin/src/pins/pins_TEENSYLU.h
@@ -79,9 +79,6 @@
 
 #define BOARD_NAME         "Teensylu"
 
-#define LARGE_FLASH        true
-
-
 //
 // Limit Switch definitions that match the SCHEMATIC
 //
diff --git a/Marlin/src/pins/pins_ULTIMAKER.h b/Marlin/src/pins/pins_ULTIMAKER.h
index d8e7d26bf3..4549bf7fc5 100644
--- a/Marlin/src/pins/pins_ULTIMAKER.h
+++ b/Marlin/src/pins/pins_ULTIMAKER.h
@@ -40,8 +40,6 @@
 #define DEFAULT_SOURCE_CODE_URL "https://github.com/Ultimaker/Marlin"
 #define BOARD_NAME              "Ultimaker"
 
-#define LARGE_FLASH true
-
 //
 // Servos
 //
diff --git a/Marlin/src/pins/pins_ULTIMAKER_OLD.h b/Marlin/src/pins/pins_ULTIMAKER_OLD.h
index 5dafda2d39..e04907d981 100644
--- a/Marlin/src/pins/pins_ULTIMAKER_OLD.h
+++ b/Marlin/src/pins/pins_ULTIMAKER_OLD.h
@@ -68,8 +68,6 @@
 #define DEFAULT_SOURCE_CODE_URL "https://github.com/Ultimaker/Marlin"
 #define BOARD_NAME              "Ultimaker <1.5.4"
 
-#define LARGE_FLASH true
-
 //
 // Limit Switches
 //