Moxa OnCell G2111 [23/48] Wire rs 485 communication oncell g2151i only

OnCell G2111/G2151I Series AT Command Set

3-8

1. Type AT/Q=3 and press Enter. To disable flow control again, type AT+ICF=0 and press Enter.

2. Type AT&W and press Enter to save the settings.

3. To enable XON/XOFF flow control:

Type AT/Q=1 and press Enter. To disable flow control again, type AT+ICF=0 and press Enter.

4. Type AT&W and press Enter to save the settings.

ATTENTION

Changes to the serial communication parameters take effect

immediately. You will need to update your

terminal settings to match any changes in the serial communication parameters. When using XON/XOFF flow

control (AT

\Q1) in online mode, +++ should not be used while the data transmission is paused with XOFF.

Befor

e entering the command mode with +++ the paused transmission should be resumed using the XON

character.

2-wire RS-485 Communication (OnCell G2151I

only)

2-wire RS-485 is half-duplex communication. For this reason, the modem’s local echo should be disabled.

Follow these steps to disable local echo:

ATTENTION

The local echo function can also be disabled using OnCell Configurator.

1. On the bottom of the modem, set DIP switch 1 to ON.

2. Connect the modem's RS-232 port to a host PC. Start PComm Terminal Emulator with the current

communication parameters.

3. Type ATE0 and press Enter to disable the local echo.

4. Type AT&W and press Enter to save the settings. Note that because the local echo is disabled, users will

not see a response from the modem at the terminal screen.