©NationalInstruments Corporation 5 MCA-7724Motion Axis Router
Connecting Your Adapter

This sectionp rovides the pin assignments for each of the MCA-7724

connectors.

Figure 4 showsthe pin assignments for the controller connector.

Figure 4. 68-Pin Controller Connector Pin Assignments

AnalogReference (Output)
AnalogInput 3
AnalogInput 1
AnalogOutput Ground
AnalogOutput 3
AnalogOutput 1
DigitalGround
Breakpoint3
Breakpoint1
DigitalGround
Axis4 Inhibit
Trigger4
Axis4 Home Switch
DigitalGround
DigitalGround
Axis4 Dir (CCW)
Axis3 Inhibit
Trigger3
Axis3 Home Switch
DigitalGround
DigitalGround
Axis3 Dir (CCW)
Axis2 Inhibit
Trigger2
Axis2 Home Switch
DigitalGround
DigitalGround
Axis2 Dir (CCW)
Axis1 Inhibit
Trigger1
Axis1 Home Switch
DigitalGround
DigitalGround
Axis1 Dir (CCW)
AnalogInput Ground
AnalogInput 2
Reserved
AnalogOutput 2
Shutdown
Breakpoint4
Breakpoint2
AnalogInput 4
AnalogOutput 4
Host+5 V
Axis4 Reverse Limit Switch
Axis4 Forward Limit Switch
Axis4 Encoder Index
Axis4 Encoder Phase B
Axis4 Encoder Phase A
Axis4 Step (CW)
Axis3 Reverse Limit Switch
Axis3 Forward Limit Switch
Axis3 Encoder Index
Axis3 Encoder Phase B
Axis3 Encoder Phase A
Axis3 Step (CW)
Axis2 Reverse Limit Switch
Axis2 Forward Limit Switch
Axis2 Encoder Index
Axis2 Encoder Phase B
Axis2 Encoder Phase A
Axis2 Step (CW)
Axis1 Reverse Limit Switch
Axis1 Forward Limit Switch
Axis1 Encoder Index
Axis1 Encoder Phase B
Axis1 Encoder Phase A
Axis1 Step (CW)
135
236
337
438
539
640
741
842
943
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