
Waveshare Mini Base Board (A) for Raspberry Pi Compute Module 4
Description Waveshare Mini Base Board (A) for Raspberry Pi Compute Module 4 Designed for Raspberry Pi Compute Module 4 (Not Included) Provides powerful functions in a credit card-sized body Onboard multiple connectors No RTC, fan controller, and battery holder Suitable for evaluating the Raspberry Pi CM4 The Waveshare Mini Base Board (A) for Raspberry Pi Compute Module 4 is suitable for computing the Module 4 Lite/EMMC series module. It provides powerful functions in a credit card-sized body. Onboard multiple connectors, No RTC, fan controller, and battery holder on version A, which is more cost-effective. View more What's Included 1 x CM4-IO-BASE-A 1 x SSD mounting screw Dimensions Size 85 x 56 mm (L x W) Links PDF File Waveshare Mini Base Board (A) for Raspberry Pi Compute Module 4 - Schematics Specifications CM4 socket: suitable for all variants of Compute Module 4 Power input/Programming: 5 V / 2.5 A power supply, or used for eMMC burning DISP: MIPI DSI display port FAN: for connecting cooling fan, allows speed adjustment and measurement CAM: 2x MIPI CSI camera ports HDMI0 connector: HDMI0 port, supports 4K 30fps output USB 2.0 ports: 2x USB 2.0 ports, for connecting sorts of USB devices Gigabit Ethernet connector: Gigabit Ethernet RJ45 connector, with 10 / 100 / 1000M network support M.2 indicator: indicating the operating status of the M.2 interface ACT indicator: indicating the operating status of Raspberry Pi PWR indicator: indicating the status of Raspberry Pi power supply BOOT selection: ON: CM4 would be booted from USB-C interface | OFF: CM4 would be booted from eMMC or Micro SD card 40 PIN GPIO header Micro SD card slot: for connecting a Micro SD card with a pre-burnt image (Lite variant ONLY) HDMI1 FFC connector: HDMI1 port, supports 4K 30fps output USB 2.0 FFC connector: can be connected through an adapter FE1.1S: USB HUB chip, expanding one USB port to 4x ports M.2 slot: supports sorts of NVME SSD or communication modules with PCI-E M.2 KEY-M interface