A reference to two popular serial communications interfaces: RS-232 and RS-485. See RS-232 and RS-485. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

The name might remind you of RS232, and that’s because both RS232 and RS485 are standards that come from EIA (Electronics Industries Alliance). It also might remind you of RS422, if you’ve ...

Learn what a USB to Serial adapter is used for, when you might need one, and whether installing a driver is required for it ...