Chapter 15. I/O Interfaces from Serial and Parallel to IEEE 1394 and USB
Introduction to Input/Output Ports
This chapter covers the primary peripheral input/output ports on a modern PC system. This includes a discussion of both the so-called “legacy” serial and parallel ports that have been standard on PCs since the beginning, as well as a discussion of the more current Universal Serial Bus (USB), which is replacing both serial and parallel ports, and IEEE 1394 (i.LINK or FireWire) interfaces. (IEEE stands for the Institute of Electrical and Electronic Engineers.) Although SCSI and IDE are also I/O interfaces, they are mainly used as internal interfaces. IDE is covered in Chapter 7, “The ATA/IDE Interface,” even though desktop PCs today rarely ...
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