This code is designed to make a arduino into a simple Serial DIO Controller. It is usefull for any application requiring TTL digital logic. #define P2 2 //D2 MULTI-PURPOSE #define P3 3 //D3 ...

I am unable to run the demo code of this repo, I use the M5 stack RS485 to TTL converter (U094) and a the Raspberry Pi Pico W with Arduino. I get (eventually I got it ...