5 Configuring System

This chapter describes the specific operations for system configuration.

5.1 Finding Device IP

Since the ED-IPC1220 does not include an HDMI interface, remote login is required for device management in practical applications, necessitating obtaining the device's IP address.

Logging In to the System via Local Serial Port

5.1.2 Querying by Logging into the Router

After the device starts up normally, you can log into the router to view the current device IP.

Preparation:

The device is connected to the network via a router.
You have obtained the IP address (e.g., 192.168.X.X) and network password of the router in your network.

Steps:

Open a browser, enter the router's IP address (e.g., 192.168.X.X) in the address bar, and press Enter to access the router login interface.
Input the network password as prompted to access the router management interface.
Find the device's IP address by its hostname in the list of connected devices within the management interface.

TIP

The default hostname for the ED-IPC1220 device is ipc1220.

5.1.3 Querying via Ping in Windows Terminal

Preparation:

Have a functioning Windows PC.
Have connected both the ED-IPC1220 and the PC to the same router, so they are on the same IP subnet.

Steps:

Open the Windows PC's terminal pane as an administrator.
Execute the following command in the terminal pane to ping the ED-IPC1220 device.

ping -4 ipc1220.local

ipc1220 represents the device's hostname.

TIP

This method is only applicable when there is only one ED-IPC1220 device on the same subnet.

5.2 Connecting to the Device via SSH

After the device starts up normally, you can choose to connect to it remotely via SSH for configuration or debugging. Users can choose their own remote login tool. The following uses MobaXterm as an example.

Preparation:

Have a functioning Windows PC with the MobaXterm tool installed.
Have connected both the ED-IPC1220 and the PC to the same router, so they are on the same IP subnet.
Have obtained the IP address of the ED-IPC1220.

Steps:

Open MobaXterm, click the button to open the session creation window, as shown below.

Click the icon in the top-left corner to open the SSH connection interface.

Input the obtained device IP address, then click "OK".

Click "Accept" in the pop-up prompt box to enter the system login interface.
Input the username and password as prompted. After successful login, you will enter the system.

TIP

Default username: pi, Default password: raspberry.

5.3 Configuring Storage Devices

Configuring Storage Devices

5.4 Configuring Ethernet IP

Configuring Ethernet IP

5.5 Configuring Wi-Fi

Configuring Wi-Fi

5.6 Configuring Bluetooth

Configuring Bluetooth

5.7 Configuring 4G

The 4G function is enabled by default on the ED-IPC1220 device. After inserting the SIM card and powering on the device, wait a few minutes for the 4G network to connect automatically.

5.7.1 Scenarios Without APN Configuration

If the user's 4G network does not require APN configuration, you can follow the steps below to check the 4G network status.

Preparation:

The ED-IPC1220 device has started up normally, and you are logged into the system.
A Nano SIM card with 4G service is correctly installed in the ED-IPC1220's SIM card slot.

NOTE

Please turn off the power before inserting or removing the Nano SIM card.

Steps:

Open a command pane and execute the following command to check if the 4G network is connected.

ifconfig

The return information is as shown below (the usb0 interface represents the 4G interface):

If the usb0 interface in the returned information displays a specific IP address, it indicates that the 4G network is connected.
If the usb0 interface in the returned information does not display a specific IP address, it indicates that the 4G network is not connected.

Execute the following command to query the status of the 4G service.

sudo systemctl status ed-lte-daemon.service

The returned information is as shown in the figure below:

If the information at the marked position in the returned message shows "Active: active (running)", it indicates that the 4G status is normal.
If the information at the marked position in the returned message shows "Active: inactive (dead)", it indicates that the 4G status is abnormal.

5.7.2 Scenarios With APN Configuration

If the user's 4G network requires APN configuration, it can be configured by following the steps below.

Preparation:

The ED-IPC1220 device has started up normally.
A Nano SIM card with 4G service is correctly installed in the ED-IPC1220's SIM card slot.
You have obtained the APN name, username, and password. The following uses the example information below.
- APN Name: APN1
- Username: admin
- Password: admin

NOTE

Please turn off the power before inserting or removing the Nano SIM card.

Steps:

Open a command pane and execute the following commands in sequence to open the ed-qml.conf configuration file.

cd /etc/
sudo nano ed-qml.conf

Set "apn", "apn_user", and "apn_password" in the "APN Config" section as needed.

If the ed-qml.conf file does not contain the default configuration example, you can add the following information at the end of the file to customize the APN configuration, "ping_server" in the "Network" section, "online_script", etc.

APN configuration example:

apn=custom_value
apn_user=custom_value
apn_password=custom_value
auth: 1~pap(default), 2~chap, 3~MsChapV2
apn_auth=1

Network configuration, default is "edatec.cn".

ping_server=custom_value

Configure custom script, specify the custom path.

online_script=custom_path

Press Ctrl+O to save the file, then press Enter, and finally press Ctrl+X to exit the file editing mode.
Open a command pane and execute the following command to check if the 4G network is connected.

ifconfig

The return information is as shown below (the usb0 interface represents the 4G interface):

If the usb0 interface in the returned information displays a specific IP address, it indicates that the 4G network is connected.
If the usb0 interface in the returned information does not display a specific IP address, it indicates that the 4G network is not connected.

Execute the following command to query the status of the 4G service.

sudo systemctl status ed-lte-daemon.service

The return information is as shown below:

If the information at the marked position in the returned message shows "Active: active (running)", it indicates that the 4G status is normal.
If the information at the marked position in the returned message shows "Active: inactive (dead)", it indicates that the 4G status is abnormal.

5.7.3 Basic Configuration Commands

If the 4G network cannot connect, you can use the following commands for querying and configuration.

Command	Description
ifconfig	Check if the 4G network is connected. The usb0 interface represents the 4G interface, as shown below. If the usb0 interface shows a specific IP address, it indicates 4G is connected. If the usb0 interface does not show a specific IP address, it indicates 4G is not connected.
sudo systemctl status ed-lte-daemon.service	Query the status of the 4G service, as shown below. If the information at the marked location shows "Active: active (running)", it indicates the 4G status is normal. If the information at the marked location shows "Active: inactive (dead)", it indicates the 4G status is abnormal.
sudo systemctl enable ed-lte-daemon.service	Enable the 4G service
sudo systemctl start ed-lte-daemon.service	Start the 4G service
sudo systemctl stop ed-lte-daemon.service	Stop the 4G service
sudo ed-lte-tool -r	Reset the 4G module

TIP

If the 4G port connection is normal but the 4G service status query shows an abnormality, you can enable and then start the 4G service in sequence.

5.8 Configuring RTC

Configuring RTC

5.9 Configuring Serial Port

Describes the configuration methods for RS485 and RS232.

TIP

Serial port communication supports baud rates from 2400 to 115200.

5.9.1 Installing Picocom Tool

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

Execute the following command to install the picocom tool.

sudo apt-get install picocom

5.9.2 Configuring RS485

The ED-IPC1220 includes two RS485 interfaces. Their corresponding COM ports and device files are as follows:

RS485 Port Number	Corresponding COM Port	Corresponding Device File
1	RS485-1	/dev/com1
2	RS485-2	/dev/com2

Preparation:

The connection between the ED-IPC1220's RS485 port and the external device is completed.

Steps:

(Optional) Disable the serial port login mode.

TIP

The RS485-1 (GND/A1/B1) port on the ED-IPC1220 device defaults to serial port login mode. If it needs to be configured as a regular serial port, please disable the serial console login mode first.
The RS485-2 (GND/A2/B2) port defaults to a normal serial port with the serial port login mode disabled, so this step can be skipped.

a. Open a command pane and execute the following command to open the configuration tool interface.

sudo raspi-config

b. Select "Interface Options" from the menu, then press "Enter".

c. Select "Serial Port" from the menu, then press "Enter".

d. Select "No" in the prompt box, then press "Enter".

e. Select "Yes" in the prompt box, then press "Enter".

f. Press "Enter" to confirm the settings.

g. Select "Finish" in the configuration tool interface, then press "Enter".

h. Select "Yes" in the prompt box, then press "Enter" to restart the device.

TIP

If the RS485-1 (GND/A1/B1) port needs to be restored to serial console login mode after being disabled, you can reconfigure it in the raspi-config tool.

Open the serial port and configure the baud rate.

Execute the following command to open the RS485-1 port and configure the serial baud rate to 115200.

picocom -b 115200 /dev/com1

Execute the following command to open the RS485-2 port and configure the serial baud rate to 115200.

sudo picocom -b 115200 /dev/com2

Enter commands as needed to control the external device.

5.9.3 Configuring RS232

The ED-IPC1220 includes one RS232 interface. Its corresponding COM port and device file are as follows:

RS232 Port Number	Corresponding COM Port	Corresponding Device File
1	RS232	/dev/com3

Preparation:

The connection between the ED-IPC1220's RS232 port and the external device is completed.

Steps:

Execute the following command to open the RS232 serial port and configure the serial baud rate to 115200.

sudo picocom -b 115200 /dev/com3

Enter commands as needed to control the external device.

5.10 Configuring DI

The ED-IPC1220 includes 8 DI interfaces. DI0~DI3 are native GPIO ports of the CM0, and DI4~DI7 are extended GPIO ports. The corresponding GPIO ports and names for each DI interface are listed in the table below. Users can configure them according to actual needs.

DI Interface	Corresponding GPIO of CM0	Name
DI0	GPIO17	-
DI1	GPIO18	-
DI2	GPIO19	-
DI3	GPIO20	-
DI4	-	DI4
DI5	-	DI5
DI6	-	DI6
DI7	-	DI7

Preparation:

The connection between the ED-IPC1220's DI interface and the external sensor is completed.

Steps:

If the interface is DI0~DI3, execute the following command to obtain the interface data, where X represents the GPIO number corresponding to the DI interface, e.g., 17.

pinctrl get X

A low level (lo) in the returned result indicates an active state.

If the interface is DI4~DI7, execute the following command to obtain the interface data, where Y represents the name corresponding to the DI interface, e.g., DI4.

sudo ed-gpio get Y

A low level (0) in the returned result indicates an active state.

5.11 Configuring DO

The ED-IPC1220 includes 8 DO interfaces. DO0~DO3 are native GPIO ports of the CM0, and DO4~DO7 are extended GPIO ports. The corresponding GPIO ports and names for each DO interface are listed in the table below. Users can configure them according to actual needs.

DO Interface	Corresponding GPIO of CM0	Name
DO0	GPIO12	-
DO1	GPIO21	-
DO2	GPIO22	-
DO3	GPIO23	-
DO4	-	DO4
DO5	-	DO5
DO6	-	DO6
DO7	-	DO7

Preparation:

The connection between the ED-IPC1220's DO interface and the external load is completed.

Steps:

If the interface is DO0~DO3, execute the following commands to set the output to high or low level, where X represents the GPIO number corresponding to the DO interface, e.g., 12.

Set to high level:

pinctrl set X op dh

Set to low level:

pinctrl set X op dl

If the interface is DO4~DO7, execute the following commands to set the output, where Y represents the name corresponding to the DO interface, e.g., DO4.

Set to high level:

sudo ed-gpio set Y 1

Set to low level:

sudo ed-gpio set Y 0

5.12 Configuring USER Indicator

The ED-IPC1220 includes one USER LED. The LED is a dual-color (red/green) LED supporting mixed colors and is controlled via extended I/O. The corresponding extended I/O names are listed in the table below:

USER LED	GPIO Name
Red LED	USER_LED_RED
Green LED	USER_LED_GED

Query the LED status:

sudo ed-gpio get USER_LED_RED
sudo ed-gpio get USER_LED_GED

Turn on the red LED:

sudo ed-gpio set USER_LED_RED 1

Turn off the red LED:

sudo ed-gpio set USER_LED_RED 0

Turn on the green LED:

sudo ed-gpio set USER_LED_GED 1

Turn off the green LED:

sudo ed-gpio set USER_LED_GED 0

TIP

The USER LED supports mixing red and green to produce orange.

5.13 Configuring USER Button

The ED-IPC1220 includes one USER button, controlled via GPIO. The corresponding GPIO pin is listed in the table below:

USER Button	Corresponding GPIO of CM0
USER	GPIO25

By default, GPIO25 is at a high level. Pressing the button sets GPIO25 to a low level. You can query the current state using the following command.

pinctrl get 25