CM5 BOARD BASE A V1 is the IO board of for Compute Module 5. It can be used with for Compute Module5. It has powerful functions and a mini size, just the size of a bank card. It has 2 USB3.2 Gen1 ports on board, which is convenient for users to use. It is forbidden to unplug and unplug any device except USB and when powered Type-C is used as USB SLAVE interface to burn the image. The default onboard 2-way USB 3.2 Gen1 interface. Support 4 screens with different displays, add MIPIDSI driver, regardless of whether the screen is connected, the system default to connect, and the screen be displayed in split screen (related to the system version) Onboard BOOT switch, you can turn the switch to EN before powering on, connect the computer via Type-C, and put the device into burning mode. Do not connect other devices when using Type C to burn, otherwise insufficient power supply cause the device to be unrecognizable. The maximum power output of the USB interface is 2A. Colour: As Shown Material: PCB Note: The words are slightly different, which does not affect the use Package Contents: 1 x for CM5 Basic Expansion Board Type A Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.