Wiren Board 6: Extension module RS-232 (WBE2-I-RS232)
The module is based on the MAX202 chip and provides +/- 10V signal levels.
The RS-232 signals are output to the terminals of the O1-O3 extension module.
Configuration is done in the web interface. Section Configs => Hardware Modules Configuration. Next, in Internal slot 1 or in Internal slot 2, select "WBE2-I-RS232: RS-232 interface module" and click Save.
The device is detected immediately, no reboot is required.
The port is available in the system as
- /dev/ttyMOD1 - when installed in the first slot for extension module (MOD1)
- /dev/ttyMOD2 - when installed in the second slot for extension module (MOD2)
You need to turn off the hardware flow control for operation.