70
Appendix A: Connector Pinouts
DSPpro-VME
Dedicated I/O Connections
50-pin box headers
DSPpro-VME P1 User I/O
connections
50-pin Opto-22 compatible
Pin Signal
P2 Axis
P3 Axis
Pin Signal
1
In-Position Out
3
7
1
PC Interrupt Input
3
Amp Enable Out
3
7
3
DSP Interrupt Input
5
In-Position Out
2
6
5
I/O Line C-5
7
Amp Enable Out
2
6
7
I/O Line C-4
9
In-Position Out
1
5
9
I/O Line C-3
11
Amp Enable Out
1
5
11
I/O Line C-2
13
In-Position Out
0
4
13
I/O Line C-1
15
Amp Enable Out
0
4
15
I/O Line C-0
17
Amp Fault Input
3
7
17
I/O Line B-7
19
Home Input
3
7
19
I/O Line B-6
21
NEG Limit Input
3
7
21
I/O Line B-5
23
POS Limit Input
3
7
23
I/O Line B-4
25
Amp Fault Input
2
6
25
I/O Line B-3
27
Home Input
2
6
27
I/O Line B-2
29
NEG Limit Input
2
6
29
I/O Line B-1
31
POS Limit Input
2
6
31
I/O Line B-0
33
Amp Fault Input
1
5
33
I/O Line A-7
35
Home Input
1
5
35
I/O Line A-6
37
NEG Limit Input
1
5
37
I/O Line A-5
39
POS Limit Input
1
5
39
I/O Line A-4
41
Amp Fault Input
0
4
41
I/O Line A-3
43
Home Input
0
4
43
I/O Line A-2
45
NEG Limit Input
0
4
45
I/O Line A-1
47
POS Limit Input
0
4
47
I/O Line A-0
49
+5V
49
+5V
Note: Even numbered pins are grounds and
pin 49 is +5V.
Note: Each I/O port (A,B,C) can be defined as inputs
or output in groups of eight.
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