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CFHEADER Firmware

The CFHEADER module should come with the latest firmware installed and ready to use. To reinstall or install a different version, please download a firmware release from the table below and follow the instructions.

Download	Date Released	Release Notes
cfheader_firmware_1.0.uf2	March 13, 2025	Release Notes

Instructions

Download the firmware file from the link above.
Press the BOOTSEL button while supplying power and connecting a USB cable to the CFHEADER module. It will show up as a removable drive called RPI-RP2 on your USB host.
Copy the firmware file to the removable drive. After copying the CFHEADER module will immediately reboot and begin running the new firmware.