Figure 5. 68-pin connector a pin assignments – National Instruments Motion Axis Router MCA-7724 User Manual
Page 6
MCA-7724 Motion Axis Router
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ni.com
Figure 5 shows the pin assignments for connector A.
Figure 5. 68-Pin Connector A Pin Assignments
Analog Reference (Output)
NC
Analog Input 1
Analog Output Ground
NC
Analog Output 1
Digital Ground
NC
Breakpoint 1
Digital Ground
NC
NC
NC
Digital Ground
Digital Ground
NC
NC
NC
NC
Digital Ground
Digital Ground
NC
Axis 2 Inhibit
Trigger 2
Axis 2 Home Switch
Digital Ground
Digital Ground
Axis 2 Dir (CCW)
Axis 1 Inhibit
Trigger 1
Axis 1 Home Switch
Digital Ground
Digital Ground
Axis 1 Dir (CCW)
Analog Input Ground
Analog Input 2
Reserved
Analog Output 2
Shutdown
NC
Breakpoint 2
NC
NC
Host +5 V
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
Axis 2 Reverse Limit Switch
Axis 2 Forward Limit Switch
Axis 2 Encoder Index
Axis 2 Encoder Phase B
Axis 2 Encoder Phase A
Axis 2 Step (CW)
Axis 1 Reverse Limit Switch
Axis 1 Forward Limit Switch
Axis 1 Encoder Index
Axis 1 Encoder Phase B
Axis 1 Encoder Phase A
Axis 1 Step (CW)
1
35
2
36
3
37
4
38
5
39
6
40
7
41
8
42
9
43
10 44
11 45
12 46
13 47
14 48
15 49
16 50
17 51
18 52
19 53
20 54
21 55
22 56
23 57
24 58
25 59
26 60
27 61
28 62
29 63
30 64
31 65
32 66
33 67
34 68