I bought an air quality sensor for my Raspberry Pi, and they've written this Python script to show how to use it: try: import struct except ImportError: import ustruct as struct import serial uart ...

The kernel driver core calls back into the USB serial core for every individual port. The USB serial core calls the individual port_probe () function in the USB serial driver for the port, if present, ...

Ok, the title is a bit misleading. Like most things in life, it really isn’t infinite. But I’m going to show you how you can use a very interesting Linux feature to turn one serial port… ...

For example, you can use a serial port to link a heart monitor to a treadmill, or a cash register with a barcode scanner.

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, consumer tech isn't the only game in town. While you won't find a serial port on a modern laptop, they're still found in commercial equipment. For example, you can use a serial port to ...