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Figure 5. 68-pin connector a pin assignments – National Instruments Motion Axis Router MCA-7724 User Manual

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MCA-7724 Motion Axis Router

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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