In all these environments, serial ports have many advantages over USB. Serial ports are physically robust, cheaper, and work well for devices that don't need high-speed data transfer.

The serial port is most commonly RS232, which is a standard that dates back to the 1960s. Although RS232 is the most widely used, these adapters can also feature RS485 or RS422 serial interfaces.

It’s also possible to map serial ports to USB devices, it just takes a bit of work. Report comment. Reply. Paul says: February 10, 2018 at 3:58 pm ...

Plug the USB-to-serial adapter into an open USB port on your computer. Insert your adapter's driver CD when you see a "Found New Hardware Wizard" window appear on your screen.

USB ports were seemingly not designed with routine day-to-day use in mind. ... Then repeat that over and over for every device in the Universal Serial Bus controllers list. When you're done, ...

The USB-A type port was used for many years, so it’s often the port you find on USB devices. The M2 Pro Mac mini (pictured here) has HDMI 2.1. The M2 Mac mini supports HDMI 2.0.

To determine the power, current, and voltage of a USB socket, Windows on-board tools, freeware, and test sticks from $10 can be used.

I f you've been using computers for more than a couple of decades, you've probably used a serial port to attach peripherals like your mouse and modem. Until the USB standard rendered them obsolete ...