Activity Forums Questions & Troubleshooting I2C communication problem Reply To: I2C communication problem

  • Johi

    July 13, 2021 at 8:02 pm

    Hello Luis_Kortel,

    I have a Maxi-Power, i can measure the voltages on the SDA and SCL as a reference, would you like me to do this?

    How did you power the backlight to the LCD, did you provide the power via the Controlino io of via a separate source?

    Best Regards,