5 Configuring System
ED-HMI2120-101C User Manual 5-34
Number of RS485
Ports
Corresponding
COM Port
Corresponding Device File
2
COM2、COM4
/dev/com2、/dev/com4
Preparation:
The RS485 port of ED-HMI2120-101C has been connected with external devices.
Steps:
1. Execute the following command to open the serial port com4, and configure the serial port
baud rate to 115200.
picocom -b 115200 /dev/com4
2. Input commands as needed to control external devices.
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