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.

hmi2002-1

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.

image-20240722154107243
NO.Function Definition
11 x LCD display, 7-inch LCD touch screen, which supports up to 1024x600 and multipoint capacitive touchscreen.
21 x camera (optional), 8 Megapixel front camera.

1.3.2 Rear Panel

This section introduces interfaces and definitions of rear panel.

image-20240723115052344
NO.Function Definition
14 x installation holes of buckle, which are used to fix the buckles to the device (for use when installing the device).

1.3.3 Side Panel

This section introduces interfaces and definitions of side panel.

image
NO.Function Definition
11 x Ethernet interface (10/100/1000M adaptive), RJ45 terminal for Ethernet access.
22 x USB 3.0 ports, type-A connector, each channel supports up to 5Gbps.
32 x USB 2.0 ports, type-A connector, each channel supports up to 480Mbps.
41 x Audio In/Stereo Out, 3.5mm audio jack for microphone in and stereo out.
52 x HDMI ports, micro-HDMI connector, which can connect a display and supports 4K 60Hz.
61 x USB Type-C connector, which supports 5V 3A power input.
7Heat dissipation holes, which help improve cooling performance.
8Heat dissipation holes, which help improve cooling performance.

1.4 Indicator

This section introduces various statuses and meanings of indicators contained in ED-HMI2002-070C.

IndicatorStatusDescription
Yellow indicator of Ethernet portOnThe Ethernet connection is in the normal state.
BlinkThe Ethernet connection is abnormal.
OffThe Ethernet connection is not set up.
Green indicator of Ethernet portOnThe Ethernet connection is in the normal state.
BlinkData is being transmitted over the Ethernet port.
OffThe 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 indicator,and the silkscreen is “image-20240722154857198”,which is used to access the Ethernet. The pins corresponding to the terminals are defined as follows:

imagePin IDPin Name
1TX1+
2TX1-
3TX2+
4TX2-
5TX3+
6TX3-
7TX4+
8TX4-

1.5.3 Audio

The ED-HMI2002-101C device contains 1 audio interface, 3.5mm four-section headphone terminal, and the silkscreen is “image-20240807162644610”. 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 micro-HDMI, 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 “image-20240722161838649”. 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 “image-20240722164419670”. The connector is USB Type-A, which can connect to standard USB 3.0 peripherals and supports up to 5Gbps.