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

Whandall October 16, 2021, 4:12pm 6

Just out of curiosity:

Why do you need two Bluetooth modules?

Topic		Replies	Views
Using RX and TX on a program Programming	3	860	May 5, 2021
Duda sobre los pines RX/TX Español	3	2081	May 6, 2021
Establecer nuevos pines RX y TX Software	2	905	May 7, 2021
Using Tx and Rx pins to communicate with bluetooth 3rd Party Boards	7	5186	May 6, 2021
Tx and Rx on Digital pins Troubleshooting	4	1172	May 6, 2021

How to make any digital pin a tx or rx pin

Related topics