The GW102 gateway provides an RS232 serial port, which can also be configured as a communication serial port or a debugging serial port via resistors.

The physical drawing of the interface is as follows：
gw102-rs232.png

Linux device name when used as a communication serial port：/dev/ttymxc1

Shell silkscreen name：COM3

Shell Silkscreen NameDescription
TRS232 Tx
RRS232 Rx
GRS232 GND
作者：SteveChen  创建时间：2025-04-22 22:46
最后编辑：SteveChen  更新时间：2025-04-22 23:57
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