Activity › Forums › Questions & Troubleshooting › I2C communication problem › Reply To: I2C communication problem
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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,
Johi.