# NDM Control Signal Table

The following table shows the layout of the control signal table for EtherNet/IP and PROFINET (control signals are sent FROM the PLC to the vision system):

Note: For EtherNet/IP communications, this table refers to Assembly Object, Instance 21. The size may vary, depending on the User Data.

| Byte | Bit 7 | Bit 6 | Bit 5 | Bit 4 | Bit 3 | Bit 2 | Bit 1 | Bit 0
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
System Control | 0 | Set Offline | Clear Error | Reserved | Initiate Job Load | Reserved | Reserved | Buffer Results Enable | Trigger Enable
1 | Reserved
2-3 | Job Load ID
4-7 | Soft Event 0-31
8-9 | Reserved
10-11 | Reserved
12-13 | Reserved
14-15 | Reserved
Engine 0 | 16 | Reserved | Reserved | Reserved | Reserved | Set User Data 0 | Clear Exposure Complete 0 | Inspection Results Acknowledge 0 | Trigger Camera 0
Engine 1 | 17 | Reserved | Reserved | Reserved | Reserved | Set User Data 1 | Clear Exposure Complete 1 | Inspection Results Acknowledge 1 | Trigger Camera 1
Engine 2 | 18 | Reserved | Reserved | Reserved | Reserved | Set User Data 2 | Clear Exposure Complete 2 | Inspection Results Acknowledge 2 | Trigger Camera 2
Engine 3 | 19 | Reserved | Reserved | Reserved | Reserved | Set User Data 3 | Clear Exposure Complete 3 | Inspection Results Acknowledge 3 | Trigger Camera 3
User Data | 20-xxx | User Data