I2C communication

Forum 2005-2010 (read only) General Frequently-Asked Questions
1

Has anyone had success connecting Arduino to an I2C bus? If so:

  • What pins did you use for SCL and SDA?
  • Have you got a circuit diagram posted against which I can compare my own?
  • What commands did you use for the communication? beginSerial() and printByte()?

Thanks!