What are Serial Ports? (29 characters)

Serial ports are a type of computer interface that transmit information one byte at a time. They were commonly used for external modems, mice, and keyboards. They differ from parallel ports in transfer rate and were often manually reconfigured. They are now mostly used for dial-up modems and have been replaced by USB and Firewire. […]

Serial vs. parallel ports: what’s the difference?

Serial and parallel ports were once common means of data transfer, but have been largely replaced by USB ports. Parallel ports are one-way and mainly used for printers, while serial ports allow bidirectional communication with peripherals. Both serial and parallel ports are examples of once cutting-edge computer technology; for much of the history of personal […]

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