Wiren Board 5: Модуль расширения RS-232 (WBE-I-RS232)/en: различия между версиями
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== Operation == | == Operation == | ||
Port is available in the system as | |||
* ''/dev/ttyAPP2'' - | * ''/dev/ttyAPP2'' - when installed in first slot for extension module (MOD1) | ||
* ''/dev/ttyAPP3'' - | * ''/dev/ttyAPP3'' - when installed in second slot for extension module (MOD2) | ||
For work you need to disable hardware flow control. | |||
Текущая версия на 12:31, 24 сентября 2018
Hardware
The module is based on the MAX202 chip and provides a +/- 10V signal levels.
Pinout
RS-232 signals goes to terminals extansion module O1-O3.
Pinout:
| Terminal | Function |
|---|---|
| O1 | RX |
| O2 | TX |
| O3 | GND |
Operation
Port is available in the system as
- /dev/ttyAPP2 - when installed in first slot for extension module (MOD1)
- /dev/ttyAPP3 - when installed in second slot for extension module (MOD2)
For work you need to disable hardware flow control.