Mitsubishi Electric FX3U-232-BD User Manual page 782

FX Series PLC User's Manual - Data Communication Edition
Remote Maintenance
4
Inputting "CR" and "LF"
It is necessary to input "CR" and "LF" at the end of the AT command.
Input "0D" and "0A" (hexadecimal values) to data registers respectively.
If "CR (0DH)" and "LF (0AH)" are not input at the end of the AT command, remote maintenance is
not possible.
I-32
5 How to Setup Modems on the PLC Side
5.1 Setting Using GX Works2