Freematics Forum

Hi all,

I'm a newbie and I'm having issue to connect my arduino mega2560 to the OBD-II adapter ..

#ifdef ARDUINO_AVR_UNO
#include <SoftwareSerial.h>
SoftwareSerial mySerial(2, 10);
#else
#define mySerial Serial
#endif


I connect from the OBD adapter cables :
RED -> VCC (5V Arduino mega2560 ...