MPG Pin Mapping:

MPG Pin Name	MPG Wire Color	MPG DB25 Pin	DB25 to Mesa Color	Mesa 7i76u Pin Name	Mesa 7i76u Pin	Other
Encoder +5v	Red	3				PSU +5v
Encoder Gnd	Black	14				PSU Gnd
Encoder A+	Green	16	Orange/White	MPG0A	TB5:1
Encoder A-	Purple	4		NC
Encoder B+	White	17	Green/White	MPG0B	TB5:2
Encoder B-	Purple/Black	5		NC

Field Pwr (+12v)	Orange/Black	1				PSU +12v
X1	Grey	7	Blue	INPUT10	TB6:11
X10	Grey/Black	20	Red/Black	INPUT11	TB6:12
X100	Orange	8	Purple	INPUT12	TB6:13
Axis X Select	Yellow	21	Orange/Black	INPUT7	TB6:8
Axis Y Select	Yellow/Black	9	Grey	INPUT8	TB6:9
Axis Z Select	Brown	22	Yellow/Black	INPUT9	TB6:10
Axis A Select	Brown/Black	10	White	INPUT4	TB6:5
Axis B Select	Pink	23	Green/Black	INPUT5	TB6:6
Axis C Select	Pink/Black	11	Pink	INPUT6	TB6:7

LED +12v	White/Black	19				PSU +12v
LED Gnd	Green/Black	12				PSU Gnd

E-Stop Field Pwr (+12v)	Blue	13				PSU +12v
E-Stop	Blue/Black	25	Pink/Black	INPUT13	TB6:14

Stepper Driver Mapping:

Axis	Driver Pin	Mesa 7i76u Pin Name	Mesa 7i76u Pin
X Axis	Step -	STEP0-	TB2:2
	Step +	STEP0+	TB2:3
	Dir -	DIR0-	TB2:4
	Dir +	DIR0+	TB2:5

Y Axis	Step -	STEP1-	TB2:8
	Step +	STEP1+	TB2:9
	Dir -	DIR1-	TB2:10
	Dir +	DIR1+	TB2:11

Z Axis	Step -	STEP2-	TB2:14
	Step +	STEP2+	TB2:15
	Dir -	DIR2-	TB2:16
	Dir +	DIR2+	TB2:17

Axis	Limit Type	Mesa 7i76u Pin Name	Mesa 7i76u Pin
X Axis	Min/Home	INPUT20	TB5:5
	Max	INPUT21	TB5:6

Y Axis	Min/Home	INPUT22	TB5:7
	Max	INPUT23	TB5:8

Z Axis	Min	INPUT248	TB5:9
	Max/Home	INPUT25	TB5:10

Function	Mesa 7i7u Pin Name	Mesa 7i76u Pin
E-Stop	Input14	TB6:15