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    AJMRTC Mini Base Board (B) Carrier Board for Raspberry Pi Compute Module 4 CM4, Standard 40PIN GPIO Header, Compact Size for Prototype Evaluation and Integration Into End Products

    • 1. Compact Mini Base Board (B) exclusively designed for Raspberry Pi CM4, compatible with all RAM, eMMC and Lite variants
    • 2. Onboard standard 40PIN Raspberry Pi GPIO header, directly compatible with most Pi HAT expansion modules
    • 3. Rich peripheral interfaces including Gigabit Ethernet, HDMI, USB 2.0, dual CSI camera port and DSI display port
    • 4. Built-in RTC real-time clock, PWM fan header, TF card slot for CM4 Lite and boot selection jumper
    • 5. Small footprint design, ideal for rapid prototype testing and embedding inside custom finished devices
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    Overview
    Specs
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    AJMRTC Mini Base Board (B) is a compact carrier board built for Raspberry Pi Compute Module 4. It breaks out core CM4 signals and provides the standard 40PIN GPIO header to support mainstream Raspberry Pi expansion HATs. It integrates Gigabit LAN, HDMI video output, USB ports, MIPI CSI/DSI interfaces, RTC and fan control. The small form factor suits both lab evaluation and integration into custom end equipment such as embedded controllers, smart gateways and mini industrial PCs. Raspberry Pi Compute Module 4 is NOT included.


    Specifications

    1. Brand: AJMRTC
    2. Model: Mini Base Board (B)
    3. Compatible Module: Raspberry Pi Compute Module 4 (all versions)
    4. GPIO: Standard 40PIN GPIO header
    5. Network: Gigabit Ethernet RJ45
    6. Display: HDMI port, MIPI DSI interface
    7. Camera: Dual MIPI CSI-2 ports
    8. USB: USB2.0 ports
    9. RTC: Real-time clock chip with battery holder (battery excluded)
    10. Fan: 5V PWM fan header
    11. Storage: MicroSD slot for CM4 Lite
    12. Boot Control: Boot selection jumper
    13. Application: CM4 prototype evaluation, embedded system, custom end-product integration


    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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