RS232, and TTL communication. This fully assembled adapter is packed with features tailored for advanced prototyping, embedded development, and system debugging. USB-C (female) connector to DSUB9 ...

There was a time when if you bought a USB mouse ... you bought a mouse with a PS/2 connector fitted, it may well have come with an adapter for a 9-pin RS232 serial port. Those mice from a decade ...

Library for RS232 serial communication to Xantech, Monoprice, Dayton Audio, Soundavo, and other multi-zone amps. This supports any serial protocol for communicating with the amps, including RS232 ...

To find out, [John] embarked on a mission to build a USB adapter for his ... an unusual male DE9 connector rather than the more familiar female DB9 used in RS232 serial mice.