User manual

User manual Version 2.3

ABLELink

Ethernet-Serial Server GW21R

The command tcptest2 10.0.50.100 4660 brings you to connect to a TCP server of IP address

10.0.50.100 and port number 4660, the received data is displayed on the screen and the data typed in is

sent to the TCP server of the designated port number. You can also send binary data in hex format with a

leading character “\”. For example, “\00” and “\FF” represent ASCII code 0 and 255 respectively.

You can also use modem to connect to the serial server. Command "AT\Od" sends standard AT command

to the modem which in return responds with "OK\0D\0A" message to the host application.

Always use '=' then Enter key to exit the program.6. Diagnostics

There are several ways you can check on the status and availability of GW21R.

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