Although not a step-by-step guide, I will note some caveats. The DIY kit comes with the STM32 chip placed in a fold of antistatic material, taped to the PCB. Be warned, the chip will be loose when you ...

The circuit implements mainly an interface between the Seatalk bus (12 Volt) and the Arduino (5 Volt). The easiest way was to use the 74LS07 open collector driver device. This is much easier than most ...