National Instruments MCA-7724 用户手册
© National Instruments Corporation
9
MCA-7724 Motion Axis Router
Figure 8 shows the pin assignments for connector D.
Figure 8. 68-Pin Connector D Pin Assignments
Analog Reference (Output)
NC
Analog Input 4
Analog Output Ground
NC
Analog Output 4
Digital Ground
NC
Breakpoint 4
Digital Ground
NC
NC
NC
Digital Ground
Digital Ground
NC
NC
NC
NC
Digital Ground
Digital Ground
NC
NC
NC
NC
Digital Ground
Digital Ground
NC
Axis 4 Inhibit
Trigger 4
Axis 4 Home Switch
Digital Ground
Digital Ground
Axis 4 Dir (CCW)
Analog Input Ground
NC
Reserved
NC
Shutdown
NC
NC
NC
NC
Host +5 V
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
Axis 4 Reverse Limit Switch
Axis 4 Forward Limit Switch
Axis 4 Encoder Index
Axis 4 Encoder Phase B
Axis 4 Encoder Phase A
Axis 4 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