Test Case

Flash OS image

First, decide which CM4 module you wish to use:

1. CM4 without eMMC (simpler)
2. CM4 with eMMC (requires additional steps)

Option 1: CM4 without eMMC

1. Prepair flash tools:

• You can use Raspberry Pi Imager or one of the following tools:
• balenaEtcher: Compatible with Windows, macOS, and Ubuntu.
• Win32 Disk Imager: Designed for Windows.

2. Flash the OS Image to a MicroSD Card

• Follow the straightforward instructions or the official installation tutorial.

3. Power the Device

• Power on your device, then open a browser and log in to the PiKVM web UI.

Option 2: CM4 with eMMC (requires additional steps)

1. Prepare for Flashing

• Short the nBOOT Pin as shown in the image below.

2. Connect X680 to Your Computer

• Use a Type-A to Type-B USB cable to connect the CM4 USB port to your computer.

3. Power the Device

• Use a 5V power adapter to power the device via the PWR DC Jack.

4. Flash the OS Image

• You need: i) install rpiboot utility, ii) install RaspberryPI imager iii) format the eMMC once connected to the host, iv) select OS, eMMC appearing on the host and flash it via imager
• You can refer to Jeff's tutorial or Raspberry Pi Official Tutorial for detailed instructions on flashing the OS.

5. Complete the Process

• Remove the nBOOT jumper after the flashing is complete, then restart your device.

Note: For CM4 with eMMC, the SD card cannot be used.

Raspberry Pi AI document:

https://www.raspberrypi.com/documentation/accessories/ai-kit.html

https://www.raspberrypi.com/news/raspberry-pi-ai-kit-available-now-at-70/

例子工程： https://github.com/hailo-ai/hailo-rpi5-examples