ED-HMI2002-070C Industrial Automation and Control
“
Specifications
- Model: ED-HMI2002-070C
- Screen Size: 7-inch LCD touch screen
- Processor: Raspberry Pi 4
- RAM: Customizable based on user needs
- Storage: SD card system, customizable based on user needs
- Camera: 8 Megapixel front camera (optional)
- USB Ports: 2 x USB 3.0, 2 x USB 2.0
- Audio: 3.5mm audio jack for microphone in and stereo out
- HDMI Ports: 2 x micro-HDMI supporting 4K 60Hz
- Power Input: USB Type-C, 5V 3A
Product Usage Instructions
1. Hardware Overview
The ED-HMI2002-070C is a 7-inch industrial HMI powered by
Raspberry Pi 4. It offers customizable RAM and SD card systems to
suit different user needs.
2. Packing List
Ensure the package includes all necessary components listed in
the packing list section of the manual.
3. Appearance
3.1 Front Panel
The front panel features a 7-inch LCD touch screen with a
resolution of up to 1024×600 and a multipoint capacitive
touchscreen. An optional 8 Megapixel front camera may be
included.
3.2 Rear Panel
The rear panel includes installation holes for buckles to secure
the device during installation.
3.3 Side Panel
The side panel consists of various interfaces including
Ethernet, USB ports, audio jack, HDMI ports, and power input.
4. Indicator
The indicator lights provide information on the status of the
Ethernet connection, with yellow and green indicators indicating
different states.
5. Interface
5.1 Power Supply
Connect the USB Type-C power input with a 5V 3A power adapter to
ensure optimal performance of the Raspberry Pi 4.
5.2 1000M Ethernet
The RJ45 terminal with indicator provides access to the adaptive
10/100/1000M Ethernet port for network connectivity.
FAQ
Q: Can I upgrade the RAM on the ED-HMI2002-070C?
A: Yes, the RAM on the ED-HMI2002-070C is customizable to meet
different requirements.
Q: How do I connect external devices to the HMI?
A: You can use the USB ports, HDMI ports, and audio jack to
connect external devices such as keyboards, mice, displays, and
headphones.
“`
ED-HMI2002-070C
User Manual
by EDA Technology Co., Ltd built: 2025-08-01
ED-HMI2002-070C
1 Hardware Manual
This chapter introduces the product overview, packing list, appearance, indicator and interface.
1.1 Overview
ED-HMI2002-070C is a 7-inch industrial HMI based on Raspberry Pi 4. According to different application scenarios and user needs, different specifications of RAM and SD card computer systems can be selected.
· RAM can choose 1GB, 2GB, 4GB and 8GB · SD card can choose 32GB and 64GB ED-HMI2002-070C provides HDMI, USB 2.0, USB 3.0 and Ethernet interfaces, supporting access to the network through Wi-Fi and Ethernet. ED-HMI2002-070C integrates 7-inch LCD touch screen and is mainly used in industrial control and IOT.
1.2 Packing List
· 1x ED-HMI2002-070C Unit
1.3 Appearance
Introducing the functions and definitions of interfaces on each panel.
1.3.1 Front Panel
This section introduces functions and definitions of front panel.
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ED-HMI2002-070C
NO.
Function Definition
1 x LCD display, 7-inch LCD touch screen, which supports up to 1024×600 and multipoint capacitive 1
touchscreen.
2
1 x camera (optional), 8 Megapixel front camera.
1.3.2 Rear Panel
This section introduces interfaces and definitions of rear panel.
NO.
Function Definition
4 x installation holes of buckle, which are used to fix the buckles to the device (for use when 1
installing the device).
1.3.3 Side Panel
This section introduces interfaces and definitions of side panel.
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NO.
Function Definition
1
1 x Ethernet interface (10/100/1000M adaptive), RJ45 terminal for Ethernet access.
2
2 x USB 3.0 ports, type-A connector, each channel supports up to 5Gbps.
3
2 x USB 2.0 ports, type-A connector, each channel supports up to 480Mbps.
4
1 x Audio In/Stereo Out, 3.5mm audio jack for microphone in and stereo out.
5
2 x HDMI ports, micro-HDMI connector, which can connect a display and supports 4K 60Hz.
6
1 x USB Type-C connector, which supports 5V 3A power input.
7
Heat dissipation holes, which help improve cooling performance.
8
Heat dissipation holes, which help improve cooling performance.
1.4 Indicator
This section introduces various statuses and meanings of indicators contained in EDHMI2002-070C.
Indicator Yellow indicator of Ethernet port
Status On Blink Off
Description The Ethernet connection is in the normal state. The Ethernet connection is abnormal. The Ethernet connection is not set up.
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ED-HMI2002-070C
Indicator Green indicator of Ethernet port
Status On Blink Off
Description The Ethernet connection is in the normal state. Data is being transmitted over the Ethernet port. The Ethernet connection is not set up.
1.5 Interface
Introducing the definition and function of each interface in the product.
1.5.1 Power Supply
The ED-HMI2002-070C includes one power input, and the silkscreen is “PWR IN”. The connector is USB Type-C, which supports 5V 3A power input.
TIP
In order for Raspberry Pi 4 to achieve better performance, it is recommended to use a 5V 3A power adapter.
1.5.2 1000M Ethernet
ED-HMI2002-070C includes one adaptive 10/100/1000M Ethernet port, RJ45 terminal with
indicatorand the silkscreen is ” “which is used to access the Ethernet. The pins corresponding to the terminals are defined as follows
Pin ID 1 2 3 4 5 6 7 8
Pin Name TX1+ TX1TX2+ TX2TX3+ TX3TX4+ TX4-
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ED-HMI2002-070C
1.5.3 Audio
The ED-HMI2002-101C device contains 1 audio interface, 3.5mm four-section headphone terminal, and the silkscreen is ” “. It supports OMTP specification stereo headphone output and single channel microphone recording.
1.5.4 HDMI
ED-HMI2002-070C includes 2 HDMI ports, and the silkscreen is “HDMI”. The connector is microHDMI, which can connect to HDMI displays and supports up to 4Kp60.
1.5.5 USB 2.0
ED-HMI2002-070C includes 2 USB 2.0 ports, and the silkscreen is ” “. The connector is USB Type-A, which can connect to standard USB 2.0 peripherals and supports up to 480Mbps.
1.5.6 USB 3.0
ED-HMI2002-070C includes 2 USB 3.0 ports, and the silkscreen is ” “. The connector is USB Type-A, which can connect to standard USB 3.0 peripherals and supports up to 5Gbps.
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ED-HMI2002-070C
2 Installing Device
This chapter describes the specific operations for installing the device.
2.1 Installing Raspberry Pi 4 (optional)
If the product model purchased by the customer does not include Raspberry Pi 4, Raspberry Pi 4 needs to be installed first. Preparation
· ED-HMI2002-070C and SD card have been obtained from the packaging box. · Raspberry Pi 4 is ready. · A cross screwdriver has been prepared. Steps 1. Insert the SD card into SD card slot of Raspberry Pi 4.
2. Use a screwdriver to loosen 4 M3 screws on ED-HMI2002-070C case counterclockwise, and remove the case.
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3. Use a screwdriver to loosen 3 M2.5 screws on ED-Pi4PCOOLER counterclockwise, and remove the cooler.
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ED-HMI2002-070C
TIP – ED-Pi4PCOOLER is an optional cooling accessory. – If there is a film of thermal conductive silicone, please remove it . 4. Place the Raspberry Pi 4 on the back of the LCD screen so that the installation holes of the Raspberry Pi 4 can align with the four stud holes on the back of the LCD screen.
5. Pass the FPC cable through the reserved hole on the ED-Pi4PCOOLER.
6. Plug the FPC cable into the CAMERA and DISPLAY ports of the Raspberry Pi 4 respectively.
7. Make 3 mounting holes of ED-Pi4PCOOLER aligning with the mounting holes of Raspberry Pi 4.
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ED-HMI2002-070C
8. Insert 3 M2.5*12 screws and 1 M2.5*5 screw, then tighten them clockwise to secure the Raspberry Pi 4 and ED-Pi4PCOOLER to the back side of the LCD screen.
9. Plug the power cord into the corresponding 40-Pin on the Raspberry Pi 4.
10. Cover the case, insert 4 M3 screws, and tighten clockwise to fix the case to the back of the LCD screen.
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ED-HMI2002-070C
2.2 Embedded Installation
ED-HMI2002-070C device supports embedded front installation. Standard Package doesn’t include the panel mounting accessories, please purchase the ED-ACCHMI-Front from our distributors in advance. Preparation
· ED-ACCHMI-Front accessory kit has been obtained (contains 4xbuckles, 4xM4*10 screws and 4xM4*16 screws).
· A cross screwdriver has been prepared. Steps 1. ensure the opening size of the cabinet according to the size of ED-HMI2002-070C, as shown in
the figure below.
2. Drill a hole on the cabinet according to the hole size of step1. 3. Embed the ED-HMI2002-070C into the cabinet from the outside.
4. Align the screw hole (unthreaded hole) of the buckle with the buckle installation hole on the device.
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5. Use 4 M4*10 screws to pass through the buckle and tighten it clockwise to fix the buckle to the device; then use 4 M4*16 screws to pass through the screw hole (threaded hole) of the buckle and tighten clockwise to the end through the buckles.
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3 Booting The Device
This chapter introduces how to connect cables and boot the device.
3.1 Connecting Cables
This section describes how to connect cables. Preparation
· Accessories such as display, mouse, keyboard and power adapter that can be used normally have been ready.
· A network that can be used normally. · Get the HDMI cable and network cable that can be used normally. Schematic diagram of connecting cables: Please refer to 1.5 Interface for the pin definition of each interface and the specific method of wiring.
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3.2 Booting The System For The First Time
ED-HMI2002-070C has no power switch. After the power supply is connected, the system will start.
The product is installed with the Desktop version system when it leaves the factory. After the device is started, it will directly enter the desktop.
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TIP Default username is pi , Default password is raspberry . For more information about Raspberry Pi 4 configuration operations, please refer to the documentation on the Raspberry Pi official website. The documentation path is:Raspberry Piopen in new w (https://www.raspberrypi.com/) .
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4 Remote Login
This chapter introduces how to log in the device remotely.
4.1 Finding Device IP
finding device IP
4.2 Connecting To The Device Desktop Through VNC
After the device starts normally, you can choose to remotely connect to the device through VNC to configure or debug it. Preparation:
· The RealVNC Viewer tool has been installed on PC. · ED-HMI2002-070C has been connected to the network through the router. · IP address of ED-HMI2002-070C has been get. · The VNC function in the ED-HMI2002-070C system has been turned on, as shown in the
following figure.
Steps:
1. Open RealVNC Viewer and select “New connection…” in the File in the menu bar to open the window for creating a connection, as shown in the following figure.
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ED-HMI2002-070C
2. After entering the IP address of ED-HMI2002-070C, click “OK”.
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3. Enter the username and password in the Authentication prompt box that pops up.
TIP Default username is pi , Default password is raspberry .
4. Select “OK” to log in and connect to the remote desktop.
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5 Installing OS (optional)
· If you are purchasing a device without Raspberry Pi 4 and SD card, the device does not come with an operating system by default. Raspberry Pi 4 needs to be installed first, then you need to install os. Our company supports to install the OS by installing the standard Raspberry Pi OS first, and then install the Firmware package.
· If you are purchasing a device with Raspberry Pi 4 and SD card, the device is shipped with an operating system by default. If the OS is corrupted during use or the user needs to replace the OS, it is necessary to re-download the appropriate system image and install it. Our company supports to install the OS by installing the standard Raspberry Pi OS first, and then install the Firmware package.
The following section describes the specific operations of image download, SD card flashing and installation of Firmware packages.
TIP
Please make sure you install our Firmware package after you install Standard Raspberry Pi OS, otherwise the display and touch won’t work.
5.1 Downloading OS File
You can download the corresponding official Raspberry Pi OS file according to your actual needs, the download path is listed below:
OS
Download Path
Raspberry Pi OS(Desktop) 64-bit-bookworm (Debian 12)
https://downloads.raspberrypi.com/raspios_arm64/images/ raspios_arm64-2024-07-04/2024-07-04-raspios-bookworm-arm64.img.xz (https://downloads.raspberrypi.com/raspios_arm64/images/ raspios_arm64-2024-07-04/2024-07-04-raspios-bookworm-arm64.img.xz)
Raspberry Pi OS(Lite) 64-bit-bookworm (Debian 12)
https://downloads.raspberrypi.com/raspios_lite_arm64/images/ raspios_lite_arm64-2024-07-04/2024-07-04-raspios-bookworm-arm64lite.img.xz (https://downloads.raspberrypi.com/raspios_lite_arm64/images/ raspios_lite_arm64-2024-07-04/2024-07-04-raspios-bookworm-arm64lite.img.xz)
Raspberry Pi OS(Desktop) 32-bit-bookworm (Debian 12)
https://downloads.raspberrypi.com/raspios_armhf/images/ raspios_armhf-2024-07-04/2024-07-04-raspios-bookworm-armhf.img.xz (https://downloads.raspberrypi.com/raspios_armhf/images/ raspios_armhf-2024-07-04/2024-07-04-raspios-bookworm-armhf.img.xz)
Raspberry Pi OS(Lite) 32-bit-bookworm (Debian 12)
https://downloads.raspberrypi.com/raspios_lite_armhf/images/ raspios_lite_armhf-2024-07-04/2024-07-04-raspios-bookworm-armhf-
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OS
Download Path
lite.img.xz (https://downloads.raspberrypi.com/raspios_lite_armhf/images/ raspios_lite_armhf-2024-07-04/2024-07-04-raspios-bookworm-armhflite.img.xz)
5.2 Flashing to SD Card
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 (https:// downloads.raspberrypi.org/imager/imager_latest.exe)
· SD Card Formatter : https://www.sdcardformatter.com/download/ (https:// www.sdcardformatter.com/download/)
Preparation:
· The downloading and installation of the official tools to the computer have been completed. · An SD card reader has been prepared. · The OS file has been obtained.
Steps:
The steps are described using Windows system as an example.
1. Open the device case, then pull out SD card. a. Remove the metal case of the ED-HMI2002-070C by unscrewing the 4 M3 screws on the metal case counterclockwise with a screwdriver.
b. Remove the Raspberry Pi 4 by unscrewing the four screws that mount the Raspberry Pi 4 counterclockwise with a screwdriver. c. Pull out SD card from SD card slot of Raspberry Pi 4.
2. Insert the SD card into the card reader, and then insert the card reader into the USB port of your computer.
3. Open SD Card Formatter, select the formatted drive letter, and click “Format” at the lower right to format.
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4. In the pop-up prompt box, select “Yes”. 5. When the formatting is completed, click “OK” in the prompt box. 6. Close SD Card Formatter. 7. Open Raspberry Pi Imager, select “CHOOSE OS” and select “Use Custom ” in the pop-up
pane.
8. According to the prompt, select the OS file under the user-defined path and return to the main page.
9. Click “CHOOSE STORAGE”, select the default device in the “Storage” interface, and return to the main page.
10. Click “NEXT”, select “NO ” in the pop-up “Use OS customization?” pane.
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11. Select “YES” in the pop-up “Warning” pane to start writing the image.
12. After the OS writing is completed, the file will be verified.
13. After the verification is completed, click “CONTINUE” in the pop-up “Write Successful” box. 14. Close the Raspberry Pi Imager, remove the SD card. 15. Insert the SD card into the SD card slot of the Raspberry Pi 4 and close the device case.
a. Insert the SD card into the SD card slot of the Raspberry Pi 4.
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ED-HMI2002-070C
b. Secure the Raspberry Pi 4 by tightening the 4 screws for mounting the Raspberry Pi 4 clockwise with a screwdriver.
c. Tighten the 4 M3 screws on the metal case of the ED-HMI2002-070C clockwise with a screwdriver and close the device case.
5.3 Installing Firmware Package
After installing the standard Raspberry Pi OS on the ED-HMI2002-070C.You need to configure the system by adding edatec apt source and installing firmware package to make the system work. The following is an example of Debian 12 (bookworm) desktop version.
Preparation:
· The flashing to SD card of the Raspberry Pi standard OS (bookworm) has been completed. · The device has booted normally and the relevant boot configuration has been completed.
1. The ED-HMI2002-070C device has been successfully started and connected to the network. 2. Execute the following commands in sequence in the command pane to add the edatec apt
source.
sh curl -sS https://apt.edatec.cn/pubkey.gpg | sudo apt-key add echo “deb https://apt.edatec.cn/raspbian stable main” | sudo tee /etc/apt/sources.list.d/edatec.list sudo apt update
TIP If you copy the command directly and there are line breaks when pasting, please delete the line breaks and add spaces in those places.
3. Execute the following command to install the firmware package.
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sudo apt install -y ed-hmi2002-070c-firmware ed-linux-image-6.6.31-v8
ED-HMI2002-070C
sh
4. Restart the device after installation is complete.
sh sudo reboot
5. If the screen still does not work after restarting, execute the following command to check whether the firmware package has been successfully installed.
sh dpkg -l | grep ed-
The result in the picture below 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.
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Documents / Resources
 |
EDA Technology ED-HMI2002-070C Industrial Automation and Control [pdf] User Manual ED-HMI2002-070C, ED-HMI2002-070C Industrial Automation and Control, ED-HMI2002-070C, Industrial Automation and Control, Automation and Control, Control |