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Raspberry Pi CM5 IO BASE B Mini Board a Base Development Platform Compute Module 5 IO Board with EEPROM And Encryption chip

$42.5

Brand:SpotPear
SKU:010146400000
Date:2025-04-26 13:57
No:
In Stock

Raspberry Pi Compute Module 5 (Basic Expansion Board) Mini Expansion Board Type B Combo Package Compute Module Core Board Base Board Onboard EEPROM and Encryption Chip

CM5 Compute Module Mini PC

Designed for the Raspberry Pi Compute Module 5 core board

Built-in CM5-IO-BASE-A, easy assembly to become a host, convenient and fast


Version selection



Product Parameters

CM5 Card HolderApplies to all versions of Compute Module 5
networkingGigabit Ethernet RJ45 port
ConnectorsM.2 M KEY (2230 / 2242)
Raspberry Pi 40-pin GPIO interface
USBUSB 3.2 Gen1 (Type-A) × 2;
USB 2.0 × 2 (6PIN 1mm FFC connector)
MIPI4-lane MIPI interface × 2 (22PIN 0.5mm FFC connector)
videoHDMI interface × 2 (including FFC lead interface × 1), support dual 4K output
storageOnboard Micro SD card slot (for versions without eMMC)
Fan connector5V, 4PIN JST-SH PWM fan connector
otherOnboard EEPROM and encryption chip
Power InputDC 5V 5A
sizeBase plate: 85 × 56 (mm)
Housing: 90 × 68 (mm)

Connecting to the Compute Module 5 core board

Onboard 40PIN GPIO interface and standard CM5 connector
Supports access to Compute Module 5 Lite / eMMC series core boards


Small but complete

Equipped with multiple interfaces, more convenient to use


Delicate hole design

Ensure that each interface fits the motherboard perfectly
The interface is clearly marked with silk screen for easy viewing



Supporting cooling fan

The top has a reserved vent and the built-in fan is integrated to provide better heat dissipation effect.


Support wall mounting and rail mounting

There are wall-mounting holes on both sides and a guide rail on the back, making installation and fixing more convenient


USB HDMI extension

Backplane access


Shell access


This product does not contain the adapter plate shown in the picture. If necessary, please purchase it separately.

Resource Overview


  1. CM5 Connectors

    Applies to all versions of Compute Module 5

  2. 40-pin GPIO interface

    Convenient access to various HAT / HAT+ modules

  3. Power supply/burning interface

    5V / 5A power supply, can also be used as eMMC burning interface

  4. Encryption chip (ATSHA204)

    Supports fast and secure symmetric authentication

  5. PSW Power Button

    Long press to force shutdown, short press to soft shutdown or power on

  6. STAT LED

    Bi-color status LED

  7. BOOT button

    Press before power on, release after  power on to enter the burning mode

  8. Dual MIPI interfaces

    Supports access to DSI displays and CSI cameras

  9. HDMI0 port

    HDMI0 interface, supports 4K output

  10. USB3.2 Gen1 port

    Dual USB3.2 Gen1 ports support  simultaneous 5Gbps read and write

  11. Gigabit Ethernet

    RJ45 Gigabit Ethernet port, supports 10M / 100M / 1000M network access

  1. FAN interface

    Easy access to cooling fans, 5V, four-pin JST-SH PWM fan connector

  2. Micro SD card interface

    Used to access the Micro SD card with the system, only applicable to the version without eMMC

  3. IO-VREF

    IO logic voltage switch 3.3V (default) or 1.8V

  4. Other function pins

    Hardware disable function or write protection

  5. HDMI1 cable interface

    HDMI1 interface, supports 4K output, connected via adapter board

  6. USB 2.0 cable interface

    USB 2.0 cable interface, connected via adapter board

  7. RTC battery connector

    Accepts CR / ML1220 button battery

  8. M.2 M KEY

    Support 2230 / 2242 NVMe SSD, support SSD boot

  9. I2C Selection

    Encryption chip and EEPROM use I2C0 or I2C1 (default)

  10. EEPROM Chip

    CAT24C32


Application Examples

This product does not include the CM5, display screen, and camera shown in the picture. If necessary, please purchase them separately.

Product size

Base Plate


shell