Cheap serial-to-USB adapters are invaluable for snooping ... them so much that he’s even figured out how to build a dual-port adapter with a SAMD11C14 microcontroller. As [Quentin] explains ...

There was a time when if you bought a USB mouse, in the box was also ... it may well have come with an adapter for a 9-pin RS232 serial port. Those mice from a decade or more ago would have ...

A device that adds a serial port to a computer. It plugs into the USB port and contains one or more serial port sockets. See serial port. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...