Hi I bought the open inverter one. and if this already has the program preinstalled I'm fine for the moment

Hi! Hav just bought two Prisu gen2 boards and are looking forward to start testing the hack of two gen 2 prius inverters :) ! Who will be the best to talk to regarding programming of these boards? We are going to use them for powering a tesla model 3 motor, and the next big task is to use the regen ...