Hi, I have an esp8266 that is connected to an arduino Uno board. I give AT commands to esp and recieve the responces. I wanna display the AT responces that receives from RX pin(pin 0) of arduino on a lcd crystal 16*2 I2C that is connected to A4 , A5 of Arduino(analog pines). but with the below c…

A Question about Display RX pin(digital pin) on lcd I2C

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