How to make any digital pin a tx or rx pin ? Can it be a normal pin or it has to be pwm? (I need to connect 2 bluetooth modules)

First thing to know is: use real hardware Tx & Rx pins if you can. Get an Arduino board with as many hardware Tx/Rx pins as you need. Making ordinary digital pins into Tx/Rx pins means using software to emulate hardware Tx/Rx pins, which is inferior in many ways. For example, the Arduino cannot rece…

How to make any digital pin a tx or rx pin

Projects Programming

aujas_mehta October 16, 2021, 3:38pm 4

Thanks and noted

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How to make any digital pin a tx or rx pin

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