This way, the data being sent from the Arduino shows up on one COM port and the data being transmitted from the module shows up on the other. The next piece of the puzzle was coming up with a way ...

In it, he shows an example of using all three ESP32 UARTs from an Arduino program. He calls the third port “secret” although that’s really a misnomer. However, it does require a quick patch ...

It's now Arduino IDE 2.2.0. The new features include Board and Port auto-selection improvements, performance improvements, a smaller download size, and a new CLI (command line interface) version.

There are, however, still three other ways you can power your Nano: via the USB port, VIN pin, and 5V pin. Despite the massive differences in their sizes and purposes, all Arduino boards have one ...