PMAC-Lite Hardware Reference
Connector Pinouts
41
J11 (JMACH1): Machine Port Connector
J11 JMACH1
(60-Pin Header)
Pin #
Symbol
Function
Description
Notes
1
+5V
Output
+5V Power
For encoders, 1
2
+5V
Output
+5V Power
For encoders, 1
3
GND
Common
Digital Common
4
GND
Common
Digital Common
5
CHC3
Input
Encoder C CH. POS
2
6
CHC4
Input
Encoder C CH. POS
2
7
CHC3/
Input
Encoder C CH. NEG
2,3
8
CHC4/
Input
Encoder C CH. NEG
2,3
9
CHB3
Input
Encoder B CH. POS
2
10
CHB4
Input
Encoder B CH. POS
2
11
CHB3/
Input
Encoder B CH. NEG
2,3
12
CHB4/
Input
Encoder B CH. NEG
2,3
13
CHA3
Input
Encoder A CH. POS
2
14
CHA4
Input
Encoder A CH. POS
2
15
CHA3/
Input
Encoder A CH. NEG
2,3
16
CHA4/
Input
Encoder A CH. NEG
2,3
17
CHC1
Input
Encoder C CH. POS
2
18
CHC2
Input
Encoder C CH. POS
2
19
CHC1/
Input
Encoder C CH. NEG
2,3
20
CHC2/
Input
Encoder C CH. NEG
2,3
21
CHB1
Input
Encoder B CH. POS
2
22
CHB2
Input
Encoder B CH. POS
2
23
CHB1/
Input
Encoder B CH. NEG
2,3
24
CHB2/
Input
Encoder B CH. NEG
2,3
25
CHA1
Input
Encoder A CH. POS
2
26
CHA2
Input
Encoder A CH. POS
2
27
CHA1/
Input
Encoder A CH. NEG
2,3
28
CHA2/
Input
Encoder A CH. NEG
2,3
29
DAC3
Output
Analog out Pos. 3
4
30
DAC4
Output
Analog out Pos. 4
4
31
DAC3/
Output
Analog out Neg. 3
4,5
32
DAC4/
Output
Analog out Neg. 4
4,5
33
AENA3/DIR3
Output
Amp-Ena/Dir. 3
6
34
AENA4/DIR4
Output
Amp-Ena/Dir. 4
6
35
FAULT3
Input
Amp-Fault 3
7
36
FAULT4
Input
Amp-Fault 4
7
37
+LIM3
Input
Neg. End Limit 3
8,9
38
+LIM4
Input
Neg. End Limit 4
8,9
39
-LIM3
Input
Pos. End Limit 3
8,9
40
-LIM4
Input
Pos. End Limit 4
8,9
41
HMFL3
Input
Home-Flag 3
10
42
HMFL4
Input
Home-Flag 4
10
43
DAC1
Output
Analog Out Pos. 1
4
44
DAC2
Output
Analog Out Pos. 2
4
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