Data transfer also lagged with mere kilobytes per second although, between parallel and serial ports, parallel ports boasted faster transmission speed. For starters, peripherals might have been incompatible with the ports available. There were, however, problems with the usage of such legacy computer ports.
Under this setup, a keyboard, mouse, external monitor, printer, and all other PC accessories have a corresponding custom port to communicate with the computer. As you can see here, legacy serial and parallel ports once dominated the scene. The Universal Serial Bus has come a long way as a technology it is now a standard in today’s electronics and gadgets for work and play.Ĭomputers and peripherals interact through USB ports.