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Chapter 5
Signal Connections
7344 Hardware User Manual
Figure 5-1 shows the pin assignments for the 68-pin motion I/O connector
on the 7344 controller. A signal description follows the connector pinout.
In this chapter, lines above signal names indicate 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 Output 1
Analog Output 3
Analog Output Ground
Analog Input 1
Analog Input 3
Analog Reference (Output)
Figure 5-1. 68-Pin Motion I/O Connector Pin Assignment
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
17 51
Trigger 3
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
29 63
Analog Output 2
30 64
Analog Output 4
31 65
Reserved
32 66
Analog Input 2
33 67
Analog Input 4
34 68
Analog Input Ground
5-2
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