It is mostly used by a microprocessor to communicate with peripherals. The commonest kind of parallel port is a printer port, e.g. a Centronics port which transfers eight bits at a time. Disks are also connected via special parallel ports, e.g. SCSI or ATA.
The examples of parallel ports:
See also serial port.
Parts of this article were originally based on material from FOLDOC, used with permission. Update as needed.
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