Chapter 15. I/O Interfaces from Serial and Parallel to IEEE 1394 and USB
Introduction to Input/Output Ports
This chapter covers the primary external peripheral input/output ports on a modern PC system. This includes a discussion of both the legacy serial and parallel ports that have been standard on PCs since the beginning, as well as a discussion of the universal serial bus (USB, which has largely replaced the older serial and parallel ports) and IEEE 1394 (FireWire/i.LINK) interfaces. (IEEE stands for the Institute of Electrical and Electronic Engineers.) Although eSATA is also considered an external I/O interface, it is a derivative of SATA, which is mainly used as an internal interface. SATA is covered in Chapter 7, “The ATA/IDE Interface
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