5 Configuring System

This chapter introduces how to configure system.

5.1 Finding Device IP

Finding Device IP

5.2 Remote Login

Remote Login

5.3 Configuring Storage Devices

Configuring Storage Devices

5.4 Configuring Ethernet IP

Configuring Ethernet IP

5.5 Configuring Wi-Fi (Optional)

Configuring Wi-Fi

5.6 Configuring Bluetooth (Optional)

Configuring Bluetooth

5.7 Configuring 4G (Optional)

Configuring 4G

5.8 Configuring Buzzer

Configuring Buzzer

5.9 Configuring RTC

Configuring RTC

5.10 Configuring Serial Port

This chapter introduces the configuration method of RS232 and RS485.

5.10.1 Installing picocom tool

In the Linux environment, you can use the picocom tool to debug the serial ports RS232 and RS485.

Execute the following command to install the picocom tool.

sudo apt-get install picocom

5.10.2 Configuring RS232

ED-HMI2120-070C includes 2 RS232 ports, and the corresponding COM ports and device files are as follows:

Number of RS232 PortsCorresponding COM PortCorresponding Device File
2COM1, COM3/dev/com1, /dev/com3

Preparation:

The RS232 port of ED-HMI2120-070C has been connected with external device.

Steps:

  1. Execute the following command to open the serial port com1, and configure the serial port baud rate to 115200.
picocom -b 115200 /dev/com1
  1. Input commands as needed to control external device.

5.10.3 Configuring RS485

ED-HMI2120-070C includes 2 RS485 ports, and the corresponding COM ports and device files are as follows:

Number of RS485 PortsCorresponding COM PortCorresponding Device File
2COM2, COM4/dev/com2, /dev/com4

Preparation:

The RS485 port of ED-HMI2120-070C 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
  1. Input commands as needed to control external devices.

5.11 Configuring Audio (Optional)

Configuring Audio

5.12 Configuring USER Indicator

Configuring USER Indicator