National Instruments PCI-7330 User Manual page 27

Chapter 5 Signal Connections
NI 7330 User Manual
Figure 5-1 shows the pin assignments for the 68-pin motion I/O connector
on the 7330. Table 5-1 includes descriptions for each of the signals. A line
above a signal name indicates that the signal is active-low.
Axis 1 Dir (CCW)
Digital Ground
Digital Ground
Axis 1 Home Switch
Axis 1 Inhibit
Axis 2 Dir (CCW)
Digital Ground
Digital Ground
Axis 2 Home Switch
Axis 2 Inhibit
Axis 3 Dir (CCW)
Digital Ground
Digital Ground
Axis 3 Home Switch
Axis 3 Inhibit
Axis 4 Dir (CCW)
Digital Ground
Digital Ground
Axis 4 Home Switch
Axis 4 Inhibit
Digital Ground
Breakpoint 1
Breakpoint 3
Digital Ground
Analog Input 1
Analog Input 3
Analog Reference (Output)
Figure 5-1. 68-Pin Motion I/O Connector Pin Assignments
1 35
Axis 1 Step (CW)
2 36
Axis 1 Encoder Phase A
3 37
Axis 1 Encoder Phase B
4 38
Axis 1 Encoder Index
5 39
Trigger 1 Axis 1 Forward Limit Switch
6 40 Axis 1 Reverse Limit Switch
7 41 Axis 2 Step (CW)
8 42
Axis 2 Encoder Phase A
9 43
Axis 2 Encoder Phase B
10 44
Axis 2 Encoder Index
Trigger 2 11 45 Axis 2 Forward Limit Switch
12 46
Axis 2 Reverse Limit Switch
13 47 Axis 3 Step (CW)
14 48 Axis 3 Encoder Phase A
15 49
Axis 3 Encoder Phase B
16 50
Axis 3 Encoder Index
Trigger 3 17 51
Axis 3 Forward Limit Switch
18 52
Axis 3 Reverse Limit Switch
19 53
Axis 4 Step (CW)
20 54
Axis 4 Encoder Phase A
21 55
Axis 4 Encoder Phase B
22 56
Axis 4 Encoder Index
Trigger 4 23 57
Axis 4 Forward Limit Switch
24 58
Axis 4 Reverse Limit Switch
25 59
Host +5 V
26 60
Breakpoint 2
27 61
Breakpoint 4
28 62
Shutdown
Reserved
29 63
Reserved
Reserved 30 64
Reserved
Reserved
31 65
Reserved
32 66
Analog Input 2
33 67
Analog Input 4
34 68
Analog Input Ground
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