Where is that in your schematic?
Where is the display?
What is the purpose of the i2c multiplexer?
Do you have 4 displays connected via the multiplexer?
Is that on the displays or on serial monitor?
Where is that in your schematic?
Where is the display?
What is the purpose of the i2c multiplexer?
Do you have 4 displays connected via the multiplexer?
Is that on the displays or on serial monitor?