Dual Gigabit Ethernet Base Board Designed for Raspberry Pi Compute Module 4 (WS-19838)

Dual Gigabit Ethernet Base Board Designed For Raspberry Pi Compute Module 4

Dual Gigabit Ethernet Base For CM4

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

Powerful Ethernet Capability

Specifications

CM4 SOCKET	suitable for all variants of Compute Module 4
ETHERNET	Dual Gigabit Ethernet RJ45
USB	USB 3.2 Gen1 × 3
PIN HEADER	40PIN GPIO header × 1
HDMI	HDMI × 2, supports 4K 30fps output
DSI DISPLAY	MIPI DSI display port × 1, 15pin 1.0mm FPC connector
CSI CAMERA	MIPI CSI-2 camera port × 2, 15pin 1.0mm FPC connector
POWER INPUT	7V-36V
FAN	5V/12V, allows speed adjustment and measurement
RTC	Real-time clock with battery socket and ability to wake Compute Module 4
SD CARD SLOT	MicroSD card socket for Compute Module 4 Lite (without eMMC) variants

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

What's On Board

1. CM4 socket
   suitable for all variants of Compute Module 4
2. 40PIN GPIO header
   for connecting sorts of HATs
3. RJ45 Gigabit Ethernet
   dual RJ45 Gigabit Ethernet, 10/100/1000M compatible
   ETHERNET 0: CM4 original ETH
   ETHERNET 1: USB extended ETH
4. USB 3.2 ports
   3x USB 3.2 Gen1, for connecting sorts of USB devices
5. HDMI connectors
   2x HDMI, supports 4K 30fps output
6. CAM
   2x MIPI CSI camera ports
7. DC power supply
   7~36V DC wide voltage range power input
8. Dual LED indicators
   red: Raspberry Pi power indicator
   green: Raspberry Pi operating status indicator
9. Micro SD card slot
   for connecting a Micro SD card with pre-burnt image (Lite variant ONLY)
10. FAN header
    for connecting cooling fan, allows speed adjustment and measurement
11. DISP0
    MIPI DSI display port
12. USB SLAVE port
    for burning system image into Compute Module 4 eMMC variants
13. RTC battery holder
    supports CR1220 button cell

 

14. RTC interruption configuration
    PI-RUN: CM4 will reboot on RTC interruption
    GN-EN: CM4 powerdown on RTC interruption
    D4: D4 pin is triggered on RTC interruption
15. IO-VREF selection
    set the CM4 IO logic level as 3.3V or 1.8V
16. FAN power supply selection
    select 5V or 12V power to drive the fan
17. System function configuration
    BT_DIS: Bluetooth disabled, for CM4 with antenna variant ONLY
    WiFi_DIS: WiFi disabled, for CM4 with antenna variant ONLY
    WP_DIS: boot mode switch, ONLY be used when NOT booted from eMMC or SD card
18. RTC/FAN I2C bus selection
    SDA0/SCL0: I2C-10 is shared with CSI/DSI
    GPIO3/2: I2C-1 is shared with 40PIN header
19. RTL8153
    USB Gigabit Ethernet chip
20. EMC2301
    fan controller, allows fan speed adjustment and measurement
21. VL805
    USB 3.0 HUB

Outline Dimensions

Application Example

for reference only, CM4, display, cameras, and fan are NOT included.

Resources & Services

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WIKI: CM4-DUAL-ETH-BASE

Package Content

1. CM4-DUAL-ETH-BASE x1