ED-HMI2630-101C Hardware Manual

1.1 Overview

The ED-HMI2630-101C is an industrial HMI based on the Raspberry Pi CM4. It offers selectable specifications for RAM (1GB, 2GB, 4GB, 8GB) and eMMC (8GB, 16GB, 32GB) to suit different application scenarios and user needs.

It provides common interfaces including HDMI, USB, Ethernet, RS232, RS485, Digital Input (DI), Digital Output (DO), and CAN. The device supports network access via Wi-Fi, Ethernet, and 4G. Optional features enhance its usability and reliability, such as a supercapacitor backup power supply, Real-Time Clock (RTC), Watch Dog timer, EEPROM, and an encryption chip. The ED-HMI2630-101C is primarily used in industrial control and IoT fields.

1.2 Packing List

• 1x ED-HMI2630-101C Unit

1.3 Appearance

This section introduces the functions and definitions of interfaces on each panel.

1.4 Button

The ED-HMI2630-101C device includes a RESET button, which is a hidden button. The silkscreen on the case is "RESET". Pressing the RESET button will restart the device.

1.5 Indicator

This section introduces the various statuses and meanings of indicators contained in the ED-HMI2630-101C series device.

NOTE: In the old version of the product, the silkscreen for the CAN indicators were labeled as "CAN0" and "CAN1".

1.6 Interface

This section introduces the definition and function of each interface in the product.

2.1 Install Antenna

If the selected ED-HMI2630-101C includes 4G and Wi-Fi functions, you will need to install the antenna before using the device.

Preparation: The corresponding antennas have been obtained from the packaging box. If there are multiple antennas, they can be distinguished by the labels on the antennas.

Steps:

1. Find the location of the antenna connector on the device. This is typically marked with "4G" or "Wi-Fi/BT" SMA connectors.
2. Align the connectors on both the device and the antenna, then tighten them clockwise to ensure a secure connection.

2.2 Install Micro SD Card

Preparation: The Micro SD card to be used has been obtained.

Steps:

1. Locate the Micro SD card slot on the device, usually labeled "Micro SD".
2. Insert the Micro SD card with the contact side down into the corresponding card slot until it clicks into place, indicating that the installation is complete.

2.3 Install Nano SIM Card (optional)

If the selected ED-HMI2630-101C includes 4G functionality, you will need to install a SIM card before using the device.

Preparation: The 4G Nano SIM card to be used has been obtained.

Steps:

1. Locate the Nano SIM card slot on the device, usually labeled "Nano SIM".
2. Insert the Nano SIM card with the contact side down into the corresponding card slot until it clicks into place, indicating that the installation is complete.

3.1 Embedded Installation

The ED-HMI2630-101C device supports embedded front installation using the optional ED-ACCHMIFront accessory kit (which includes 4 buckles, 4xM4*10 screws, and 4xM4*16 screws).

Preparation:

• The ED-ACCHMI-Front accessory kit has been obtained.
• A cross screwdriver has been prepared.

Steps:

1. Ensure the opening size of the cabinet matches the dimensions of the ED-HMI2630-101C. The manual shows a diagram indicating the required opening size.
2. Drill a hole in the cabinet according to the specified hole size from step 1.
3. Embed the ED-HMI2630-101C into the cabinet from the outside.
4. Align the screw hole (unthreaded hole) of the buckle with the buckle installation hole on the device.
5. Use 4xM4*10 screws to pass through the buckle and tighten them clockwise to fix the buckle to the device. Then, use 4xM4*16 screws to pass through the screw hole (threaded hole) of the buckle and tighten them clockwise to the end through the buckles, securing the device to the cabinet.

4.1 Connecting Cables

This section describes how to connect cables.

Preparation:

• Accessories such as a display, mouse, keyboard, and power adapter that can be used normally have been prepared.
• A functional network connection is available.
• HDMI cable and network cable are ready.

Schematic diagram of connecting cables: Please refer to Section 1.6 Interface for the pin definition of each interface and the specific method of wiring.

TIP: In the older version of the product, the silkscreen for the CAN interfaces were marked as "CAN0H/CAN0L/GND" and "CAN1H/CAN1L/GND", and the silkscreen for the CAN indicators were labeled as "CAN0" and "CAN1".

4.2 Booting The System For The First Time

The ED-HMI2630-101C device does not have a switching power supply. After the power supply is connected, the system will start automatically.

• The red PWR indicator is on, indicating that the device has been powered normally.
• The green ACT indicator is blinking, indicating that the system is started normally. The Raspberry Pi logo will then appear in the upper left corner of the screen.

TIP: Default username is pi, Default password is raspberry.

5.1 Finding Device IP

Instructions for finding the device's IP address.

5.2 Remote Login

Instructions for remote login to the device.

5.3 Configuring Storage Devices

Instructions for configuring storage devices.

5.4 Configuring Ethernet IP

Instructions for configuring the Ethernet IP address.

5.5 Configuring Wi-Fi (Optional)

Instructions for configuring Wi-Fi connectivity.

5.6 Configuring Bluetooth (Optional)

Instructions for configuring Bluetooth connectivity.

5.7 Configuring 4G (Optional)

Instructions for configuring 4G connectivity.

5.8 Configuring Buzzer

Instructions for configuring the buzzer.

5.9 Configuring RTC

Instructions for configuring the Real-Time Clock (RTC).

5.10 Configuring Serial Port

This chapter introduces the configuration method for RS232 and RS485 serial ports.

sudo apt-get install picocom

picocom -b 115200 /dev/com1

picocom -b 115200 /dev/com4

5.11 Configuring DI

The ED-HMI2630-101C includes 8 DI ports, which can be configured according to actual requirements.

Preparation: The connection of the DI port of the ED-HMI2630-101C to the external sensor has been completed.

Steps:

1. Execute the following commands in sequence to detect and install the gpiod tool:

sudo apt update
sudo apt install gpiod

2. Execute the following command to read the data from the corresponding DI port:

gpiofind DI0 | awk '{print substr($0,9)}' | xargs -i bash -c "gpioget {}"

• DI0 indicates the corresponding port number.

5.12 Configuring DO

The ED-HMI2630-101C includes 8 DO ports, which can be configured according to actual requirements.

Preparation: The connection of the DO port of the ED-HMI2630-101C to the external load has been completed.

Steps:

1. Execute the following commands in sequence to detect and install the gpiod tool:

sudo apt update
sudo apt install gpiod

2. Execute the following commands to set the output to high or low:

Setting the output to a high level:

gpiofind DO0 | awk '{print substr($0,9)}' | xargs -i bash -c "gpioset {}=1"

• DO0 indicates the corresponding port number.
• 1 indicates that the pin is high level.

Setting the output to a low level:

gpiofind DO0 | awk '{print substr($0,9)}' | xargs -i bash -c "gpioset {}=0"

• DO0 indicates the corresponding port number.
• 0 indicates that the pin is low level.

5.13 Configuring CAN

sudo apt update
sudo apt install can-utils

sudo ip link set canb0 type can bitrate 1000000

sudo ip link set canb0 up

candump canb0

cansend canb0 123#1122334455667788

5.14 Configuring Audio

Instructions for configuring audio settings.

5.15 Configuring USER Indicator

Instructions for configuring the user-defined indicator light.

6.1 Downloading OS File

You can download the corresponding official Raspberry Pi OS file according to your actual needs. The download paths are listed below:

6.2 Flashing to eMMC

It is recommended to use the Raspberry Pi official tools. The download paths are as follows:

• Raspberry Pi Imager: https://downloads.raspberrypi.org/imager/imager_latest.exe
• SD Card Formatter: https://www.sdcardformatter.com/download/
• Rpiboot: https://github.com/raspberrypi/usbboot/raw/master/win32/rpiboot_setup.exe

Preparation:

• The downloading and installation of the official tools to the computer have been completed.
• A Micro USB to USB-A cable has been prepared.
• The OS file has been obtained.

Steps (using Windows system as an example):

1. Connect the power cord and USB flashing cable (Micro-USB to USB-A).
   • Connecting to USB cable: One end is connected to the Micro USB port on the device side, and the other end is connected to the USB port on the PC.
   • Connecting to power cord: One end is connected to the DC 2Pin Phoenix terminal on the device side, and the other end is connected to the external power supply.
2. Disconnect the power supply of ED-HMI2630-101C and then power it on again.
3. Open the rpiboot tool. It will automatically convert the drive to a letter.
4. After the drive letter is assigned, it will pop up in the lower right corner of the computer.
5. Open SD Card Formatter, select the formatted drive letter, and click "Format" at the lower right to format the drive.
6. In the pop-up prompt box, select "Yes" to confirm formatting.
7. When the formatting is completed, click "OK" in the prompt box.
8. Close SD Card Formatter.
9. Open Raspberry Pi Imager. Select "CHOOSE OS" and then select "Use Custom" in the pop-up pane.
10. According to the prompt, select the OS file under the user-defined path and return to the main page.
11. Click "CHOOSE STORAGE", select the default device in the "Storage" interface, and return to the main page.
12. Click "NEXT". Select "NO" in the pop-up "Use OS customization?" pane.
13. Select "YES" in the pop-up "Warning" pane to start writing the image.
14. After the OS writing is completed, the file will be verified.
15. After the verification is completed, click "CONTINUE" in the pop-up "Write Successful" box.
16. Close Raspberry Pi Imager, remove the USB cable, and power on the device again.

6.3 Installing Firmware Package

After flashing to eMMC on ED-HMI2630-101C is finished, you need to configure the system by adding the edatec apt source and installing the firmware package to make the system work. The following is an example for Debian 12 (bookworm) desktop version.

Preparation:

• The flashing to eMMC of the Raspberry Pi standard OS (bookworm) has been completed.
• The device has booted normally and relevant boot configurations have been completed.

Steps:

1. After the device starts normally, execute the following commands in the command pane to add the edatec apt source and install the firmware package:

curl -s https://apt.edatec.cn/bsp/ed-install.sh | sudo bash -s hmi2630_101c

2. After the installation is complete, the system automatically reboots.
3. Execute the following command to check whether the firmware package is installed successfully:

dpkg -l | grep ed-

The result indicates that the firmware package has been installed successfully.

TIP: If you have installed the wrong firmware package, you can execute sudo apt-get --purge remove package to delete it, where "package" is the package name.