diff --git a/Marlin/src/inc/Version.h b/Marlin/src/inc/Version.h
index 3c95967c..12a99478 100755
--- a/Marlin/src/inc/Version.h
+++ b/Marlin/src/inc/Version.h
@@ -41,7 +41,7 @@
  * here we define this default string as the date where the latest release
  * version was tagged.
  */
- #define CUSTOM_BUILD_VERSION "1.1.9"
+ #define CUSTOM_BUILD_VERSION "1.2.0-Alpha.1"
 
 #ifndef STRING_DISTRIBUTION_DATE
   #define STRING_DISTRIBUTION_DATE "2021-01-13"
diff --git a/i3_mega_envs.ini b/i3_mega_envs.ini
index 2d6f8eb4..b0d70515 100755
--- a/i3_mega_envs.ini
+++ b/i3_mega_envs.ini
@@ -10,7 +10,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA -DKNUTWURST_ONE_Z_ENDSTOP
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_CHIRON
 
 [env:MEGA_1G_TMC]
 platform          = atmelavr
@@ -20,7 +20,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH -DKNUTWURST_CHIRON
 
 [env:MEGA_1G_BLT_10]
 platform          = atmelavr
@@ -30,7 +30,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_CHIRON
 
 [env:MEGA_1G_BLT_11]
 platform          = atmelavr
@@ -40,7 +40,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_CHIRON
 
 [env:MEGA_1G_TMC_BLT_10]
 platform          = atmelavr
@@ -50,7 +50,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_CHIRON
 
 [env:MEGA_1G_TMC_BLT_11]
 platform          = atmelavr
@@ -60,7 +60,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_CHIRON
 
 
 #
@@ -75,7 +75,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_TMC]
 platform          = atmelavr
@@ -85,7 +85,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA -DKNUTWURST_TMC
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_BLT_10]
 platform          = atmelavr
@@ -95,7 +95,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_BLT_11]
 platform          = atmelavr
@@ -105,7 +105,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_TMC_BLT_10]
 platform          = atmelavr
@@ -115,7 +115,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_TMC_BLT_11]
 platform          = atmelavr
@@ -125,7 +125,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 
 
@@ -140,7 +140,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_S
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_TMC]
 platform          = atmelavr
@@ -150,7 +150,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_S -DKNUTWURST_TMC
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_BLT_10]
 platform          = atmelavr
@@ -160,7 +160,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_S -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_BLT_11]
 platform          = atmelavr
@@ -170,7 +170,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA_S -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_TMC_BLT_10]
 platform          = atmelavr
@@ -180,7 +180,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_S -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_TMC_BLT_11]
 platform          = atmelavr
@@ -190,7 +190,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA_S -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 
 
@@ -205,7 +205,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_S -DKNUTWURST_DGUS2_TFT
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_DGUS_TMC]
 platform          = atmelavr
@@ -215,7 +215,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_S -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_DGUS_BLT_10]
 platform          = atmelavr
@@ -225,7 +225,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_S -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_DGUS_BLT_11]
 platform          = atmelavr
@@ -235,7 +235,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA_S -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_DGUS_TMC_BLT_10]
 platform          = atmelavr
@@ -245,7 +245,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_S -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_S_DGUS_TMC_BLT_11]
 platform          = atmelavr
@@ -255,7 +255,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA_S -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 
 
@@ -270,7 +270,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_X
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_X_TMC]
 platform          = atmelavr
@@ -280,7 +280,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_X -DKNUTWURST_TMC
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_BLTOUCH -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_BLTOUCH -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_X_BLT_10]
 platform          = atmelavr
@@ -290,7 +290,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_X -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_X_BLT_11]
 platform          = atmelavr
@@ -300,7 +300,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA_X -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_X_TMC_BLT_10]
 platform          = atmelavr
@@ -310,7 +310,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_X -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_X_TMC_BLT_11]
 platform          = atmelavr
@@ -320,7 +320,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA_X -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 
 
@@ -335,7 +335,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_P -DKNUTWURST_BMG -DKNUTWURST_DGUS2_TFT
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_P_TMC]
 platform          = atmelavr
@@ -345,7 +345,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_P -DKNUTWURST_TMC -DKNUTWURST_BMG -DKNUTWURST_DGUS2_TFT
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_P_BLT_10]
 platform          = atmelavr
@@ -355,7 +355,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_P -DKNUTWURST_BMG -DKNUTWURST_BLTOUCH -DKNUTWURST_DGUS2_TFT
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_P_BLT_11]
 platform          = atmelavr
@@ -365,7 +365,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA_P -DKNUTWURST_BMG -DKNUTWURST_BLTOUCH -DKNUTWURST_DGUS2_TFT
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP 
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_TMC -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_P_TMC_BLT_10]
 platform          = atmelavr
@@ -375,7 +375,7 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_MEGA_P -DKNUTWURST_BMG -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_DGUS2_TFT
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_ONE_Z_ENDSTOP
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
 
 [env:MEGA_P_TMC_BLT_11]
 platform          = atmelavr
@@ -385,4 +385,29 @@ lib_deps          = ${common.lib_deps}
   TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
 src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
 build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14_11 -DKNUTWURST_MEGA_P -DKNUTWURST_BMG -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_DGUS2_TFT 
-build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_ONE_Z_ENDSTOP
\ No newline at end of file
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_ONE_Z_ENDSTOP -DKNUTWURST_CHIRON
+
+
+#
+#  Chiron
+#
+
+[env:CHIRON]
+platform          = atmelavr
+board             = megaatmega2560
+board_build.f_cpu = 16000000L
+lib_deps          = ${common.lib_deps}
+  TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
+src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
+build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_CHIRON
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_TMC -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
+
+[env:CHIRON_TMC]
+platform          = atmelavr
+board             = megaatmega2560
+board_build.f_cpu = 16000000L
+lib_deps          = ${common.lib_deps}
+  TMC26XStepper=https://github.com/trinamic/TMC26XStepper/archive/master.zip
+src_filter        = ${common.default_src_filter} +<src/HAL/AVR>
+build_flags       = ${common.build_flags} -DMOTHERBOARD=BOARD_TRIGORILLA_14 -DKNUTWURST_CHIRON -DKNUTWURST_TMC
+build_unflags     = -DKNUTWURST_MEGA -DKNUTWURST_MEGA_S -DKNUTWURST_MEGA_X -DKNUTWURST_MEGA_P -DKNUTWURST_DGUS2_TFT -DKNUTWURST_BLTOUCH -DKNUTWURST_ONE_Z_ENDSTOP
diff --git a/platformio.ini b/platformio.ini
index fde13c76..06b5878f 100755
--- a/platformio.ini
+++ b/platformio.ini
@@ -68,6 +68,8 @@ default_envs =
   MEGA_P_BLT_11
   MEGA_P_TMC_BLT_10
   MEGA_P_TMC_BLT_11
+  #CHIRON
+  #CHIRON_TMC
 
 # *******************************************************************************************
 # **                                                                                       **