The carrier board hosts the Quattro system on module (SOM) and provides I/O capability to the various systems on the vehicle. The carrier board also adds a radio, Ethernet switch, USB port for bench testing, SD card, and power conditioning among other things.
Patrick has spent countless hours bringing this design to a fruition but now that his baby is born it went straight to work. The Quattro is being used for hardware in the loop (HIL) testing in preparation for first flight.