diff --git a/config.gen3.h b/config.gen3.h
index f3686c2..4162155 100644
--- a/config.gen3.h
+++ b/config.gen3.h
@@ -169,22 +169,35 @@ undefine if you don't want to use them
 #define	X_MIN_PIN							DIO20
 #define	X_MAX_PIN							DIO21
 #define	X_ENABLE_PIN					DIO19
+//#define	X_INVERT_DIR
+//#define	X_INVERT_MIN
+//#define	X_INVERT_MAX
+//#define	X_INVERT_ENABLE
 
 #define	Y_STEP_PIN						DIO23
 #define	Y_DIR_PIN							DIO22
 #define	Y_MIN_PIN							AIO6
 #define	Y_MAX_PIN							AIO5
 #define	Y_ENABLE_PIN					DIO7
+//#define	Y_INVERT_DIR
+//#define	Y_INVERT_MIN
+//#define	Y_INVERT_MAX
+//#define	Y_INVERT_ENABLE
 
 #define	Z_STEP_PIN						AIO4
 #define	Z_DIR_PIN							AIO3
 #define	Z_MIN_PIN							AIO1
 #define	Z_MAX_PIN							AIO0
 #define	Z_ENABLE_PIN					AIO2
+//#define	Z_INVERT_DIR
+//#define	Z_INVERT_MIN
+//#define	Z_INVERT_MAX
+//#define	Z_INVERT_ENABLE
 
 #define	E_STEP_PIN						DIO16
 #define	E_DIR_PIN							DIO17
 //#define E_ENABLE_PIN					xxxx
+//#define	E_INVERT_DIR
 
 #define	SD_CARD_DETECT				DIO2
 #define	SD_WRITE_PROTECT			DIO3
diff --git a/config.gen6.h b/config.gen6.h
index ad30e19..d0e4f28 100644
--- a/config.gen6.h
+++ b/config.gen6.h
@@ -170,22 +170,35 @@ undefine if you don't want to use them
 #define	X_MIN_PIN							DIO20
 //#define	X_MAX_PIN							xxxx
 #define	X_ENABLE_PIN					DIO19
+//#define	X_INVERT_DIR
+//#define	X_INVERT_MIN
+//#define	X_INVERT_MAX
+//#define	X_INVERT_ENABLE
 
 #define	Y_STEP_PIN						DIO23
 #define	Y_DIR_PIN							DIO22
 #define	Y_MIN_PIN							DIO25
 //#define	Y_MAX_PIN							xxxx
 #define	Y_ENABLE_PIN					DIO24
+//#define	Y_INVERT_DIR
+//#define	Y_INVERT_MIN
+//#define	Y_INVERT_MAX
+//#define	Y_INVERT_ENABLE
 
 #define	Z_STEP_PIN						DIO27
 #define	Z_DIR_PIN							DIO28
 #define	Z_MIN_PIN							DIO30
 //#define	Z_MAX_PIN							xxxx
 #define	Z_ENABLE_PIN					DIO29
+//#define	Z_INVERT_DIR
+//#define	Z_INVERT_MIN
+//#define	Z_INVERT_MAX
+//#define	Z_INVERT_ENABLE
 
 #define	E_STEP_PIN						DIO4
 #define	E_DIR_PIN							DIO2
 #define E_ENABLE_PIN					DIO3
+//#define	E_INVERT_DIR
 
 
 /***************************************************************************\
diff --git a/config.h.dist b/config.h.dist
index 9d18add..290b3a4 100644
--- a/config.h.dist
+++ b/config.h.dist
@@ -163,22 +163,35 @@ undefine if you don't want to use them
 #define	X_MIN_PIN							AIO2
 //#define	X_MAX_PIN							xxxx
 //#define	X_ENABLE_PIN					xxxx
+//#define	X_INVERT_DIR
+//#define	X_INVERT_MIN
+//#define	X_INVERT_MAX
+//#define	X_INVERT_ENABLE
 
 #define	Y_STEP_PIN						AIO3
 #define	Y_DIR_PIN							AIO4
 #define	Y_MIN_PIN							AIO5
 //#define	Y_MAX_PIN							xxxx
 //#define	Y_ENABLE_PIN					xxxx
+//#define	Y_INVERT_DIR
+//#define	Y_INVERT_MIN
+//#define	Y_INVERT_MAX
+//#define	Y_INVERT_ENABLE
 
 #define	Z_STEP_PIN						DIO2
 #define	Z_DIR_PIN							DIO3
 #define	Z_MIN_PIN							DIO4
 //#define	Z_MAX_PIN							xxxx
 //#define	Z_ENABLE_PIN					xxxx
+//#define	Z_INVERT_DIR
+//#define	Z_INVERT_MIN
+//#define	Z_INVERT_MAX
+//#define	Z_INVERT_ENABLE
 
 #define	E_STEP_PIN						DIO7
 #define	E_DIR_PIN							DIO8
 //#define E_ENABLE_PIN					xxxx
+//#define	E_INVERT_DIR
 
 #define	PS_ON_PIN							DIO9
 
diff --git a/config.ramps.h b/config.ramps.h
index f5d81a9..884458a 100644
--- a/config.ramps.h
+++ b/config.ramps.h
@@ -173,22 +173,35 @@ undefine if you don't want to use them
 #define	X_MIN_PIN							DIO3
 #define	X_MAX_PIN							DIO2
 #define	X_ENABLE_PIN					DIO24
+//#define	X_INVERT_DIR
+//#define	X_INVERT_MIN
+//#define	X_INVERT_MAX
+//#define	X_INVERT_ENABLE
 
 #define	Y_STEP_PIN						DIO38
 #define	Y_DIR_PIN							DIO40
 #define	Y_MIN_PIN							DIO16
 #define	Y_MAX_PIN							DIO17
 #define	Y_ENABLE_PIN					DIO36
+//#define	Y_INVERT_DIR
+//#define	Y_INVERT_MIN
+//#define	Y_INVERT_MAX
+//#define	Y_INVERT_ENABLE
 
 #define	Z_STEP_PIN						DIO44
 #define	Z_DIR_PIN							DIO46
 #define	Z_MIN_PIN							DIO18
 #define	Z_MAX_PIN							DIO19
 #define	Z_ENABLE_PIN					DIO42
+//#define	Z_INVERT_DIR
+//#define	Z_INVERT_MIN
+//#define	Z_INVERT_MAX
+//#define	Z_INVERT_ENABLE
 
 #define	E_STEP_PIN						DIO32
 #define	E_DIR_PIN							DIO34
 #define E_ENABLE_PIN					DIO30
+//#define	E_INVERT_DIR
 
 //#define	SD_CARD_DETECT				DIO2
 //#define	SD_WRITE_PROTECT			DIO3