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Raspberry Pi Compute Module 4 CM4 Dual Gigabit Ethernet 5G/4G Base Board USB3.0


Date:2021-10-18 15:53
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Raspberry Pi Compute Module 4 CM4 Dual Gigabit Ethernet 5G/4G Base Board USB3.0


Suitable For Evaluating The Raspberry Pi CM4 Or Being Integrated Into End Products

Powerful Ethernet Capability

Communication module adaptation 

This product is suitable for the following types of communication modules with M.2 B KEY interface 

Note: GSM 5G/4G/3G/2G cellular functions need to be connected to the communication module to take effect. If necessary, please purchase SIM7600G-H-M.2, SIM8202G-M2 or SIM8200EA-M2 

CM4 deckApplies to all versions of Compute Module 4
networking Dual Gigabit Ethernet RJ45 interface

M.2 B KEY, supports access to 5G / 4G modules

Nano-SIM card slot, can be connected to standard Nano-SIM card, used for 5G/4G/3G/2G Internet 
USBUSB 3.2 Gen1 port × 3 
ConnectorRaspberry Pi 40PIN GPIO interface 
displayMIPI DSI interface (15pin 1.0mm FPC connector) 
Camera MIPI CSI-2 interface × 2 (15pin 1.0mm FPC connector) 
videoHDMI interface × 2, support 4K 30fps output
Real Time ClockWith battery interface and ability to wake up Compute Module 4
StoreOnboard Micro SD card slot (for version without eMMC)
Fan interfaceAdjustable speed, measurable speed, 5V/12V
power 5V/2.5A
99.6 × 87.0mm 
Connecting With Compute Module 4

Standard CM4 Socket And Color-Coded Raspberry Pi 40PIN GPIO Header
Suitable For Compute Module 4 Lite/EMMC Series Module

Rich Interfaces

Providing Interfaces Including: ETH/CSI/DSI/RTC/HDMI/Micro SD/USB/M.2 B KEY

What's On Board
  1. CM4 connector
    Applies to all versions of Compute Module 4
  2. 40PIN GPIO interface
    Conveniently connect various HAT modules
  3. RJ45 dual Gigabit Ethernet ports
    Support 10/100/1000M network access
    ETHERNET 0: CM4 native network port
    ETHERNET 1: USB extended network port 
  4. HDMI interface
    Dual HDMI ports, support dual 4K 30fps output
  5. USB 3.2 interface
    Dual USB 3.2 Gen1 interface, support various USB device insertion
  6. PWR & USB interface
    DC power supply interface or USB programming interface
  7. FAN interface
    Convenient access to cooling fans, support speed regulation and speed measurement
  8. CAM
    Dual MIPI CSI camera interface
  9. 4G/5G module status light
    STA red light: module enable indicator
    NET green light: module operating status indicator
  10. CM4 status LED socket
    PWR red light: Raspberry Pi power indicator
    ACT green light: Raspberry Pi working status indicator 
  11. BOOT switch button
    ON: Compute Module 4 boot transfer to the USB Type-C interface
    OFF: Compute Module 4 boots to eMMC or Micro SD card
  12. DISP
    MIPI DSI display interface 
  13. M.2 B KEY
    Support access to 4G/5G or other USB channel communication modules
  1. Nano-SIM card holder
    Can be connected to a standard Nano-SIM card for 4G/3G/2G Internet access
  2. Micro SD card interface
    Used to connect the Micro SD card with the system to start Compute Module 4 Lite
  3. RTC battery connector
    Can be connected to CR2032 button battery 
  4. RTC interrupt pin switch
    PI-RUN: RTC triggers interrupt CM4 restart
    GL-EN: RTC trigger interrupt CM4 power off
    D4: RTC trigger interrupt D4 pin (default)
  5. IO-VREF selection
    CM4 IO logic voltage switch 3.3V (default) or 1.8V
  6. FAN power supply options
    Can choose 12V (default) or 5V voltage to drive the fan
  7. RTC/FAN
    I2C bus selection
    SDA0/SCL0: I2C-10 and CSI/DSI shared (default)
    GPIO3/2: I2C-1 and 40PIN shared
  8. System function switching
    Bluetooth disabled, only available for CM4 version with antenna
    Disabled, only available for CM4 version with antenna
    Switch the boot mode, do not use EMMC or SD boot to use
  9. RTL8153
    USB Gigabit LAN chip 
Application example