When you open the Receive instruction in the ASCII mode, the window should look like this.
For the explanation of each setup parameter, please click the Help button on the bottom right
Click the Help button
to get the detailed
information of this
setup window.
Example 1: Read ASCII message from a barcode reader.
With the following example program, when C1 is ON, the Receive instruction is activated and
Com Port 2 waits for an ASCII message from the barcode reader. When Com Port 2 receives
an ASCII message and it includes the termination character (CR = Carriage Return in this
example), C2 is turned on and the received ASCII message is copied to TXT1 address.
CLICK PLC Hardware User Manual, 6th Edition, Rev. F β C0-USER-M
4β41
Chapter 4: PLC Communications