Freematics Forum

@stanley, thanks for your reply: Now work, shared infor: For ARDUINO MEGA 2560 on VW UP 2017 RED Power -> VIN BLACK GND -> GND White RX -> D18 Green TX -> D19 [OBD2UART.cpp] byte COBD::begin(){ Serial.println("COBD::begin"); //long baudrates[] = {2000000,1000000,500000,250000,230400,115200...

Greetings, I use "Freematics OBD-II UART Adapter V2 (for Arduino)" on my arduino mega 2560. RED Power -> VIN BLACK GND -> GND White RX -> D0 Green TX -> D1 I use this code: #include <OBD2UART.h> COBD obd; void setup(){ Serial.begin(9600); Serial.println("Setup.start"); // we'll u...