https://maxammann.org/posts/2015/01/rpi-matrix-2/
RPi Matrix #2: C! | Max Ammann
c maxrpimatrixammann
https://maxammann.org/posts/2020/04/apu-flash-firmware-spi/
Flashing Firmware on PCEngine APUs using a Raspberry PI | Max Ammann
If is possible to flash a new firmware from Linux or BSD on an APU embedded system. If the system no longer boots because the board war bricked during a...
using araspberry pimax ammannflashingfirmware