142 Rockwell Automation Publication 5069-UM003B-EN-P - January 2020
Appendix C Programming Example
To test the ASCII capabilities by transmitting out Channel 0 and receive in
Channel 1, connect the two serial ports together with a 1761-CBL-AC00 cable.
On the Module Properties Channel screens, verify that both channels are
configured identically for RS-232C. See the following images.
Figure 59 - Channel 0 to Channel 1 Communication
Sample Code
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