Computer Architecture Parhami 1 Copyright 2005 by Oxford University Press, Inc.
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Computer Architecture Parhami 1Copyright 2005 by Oxford University Press, Inc.
Computer Architecture Parhami 2Copyright 2005 by Oxford University Press, Inc.
Computer Architecture Parhami 3Copyright 2005 by Oxford University Press, Inc.
Figure 21.1 Input/output via a single common bus.
Computer Architecture Parhami 4Copyright 2005 by Oxford University Press, Inc.
Figure 21.2 Input/output via intermediate and dedicated I/O buses (to be explained in Chapter 23); AGP (accelerated graphic port) is a shared port, not a bus.
Computer Architecture Parhami 5Copyright 2005 by Oxford University Press, Inc.
Figure 21.3 Two mechanical switch designs and the logical layout of a hex keypad.
Computer Architecture Parhami 6Copyright 2005 by Oxford University Press, Inc.
Figure 21.4 Mechanical and simple optical mice.
Computer Architecture Parhami 7Copyright 2005 by Oxford University Press, Inc.
Figure 21.5 CRT display unit and image storage in frame buffer.
Computer Architecture Parhami 8Copyright 2005 by Oxford University Press, Inc.
Figure 21.6 The RGB color scheme of modern CRT displays.
Computer Architecture Parhami 9Copyright 2005 by Oxford University Press, Inc.
Figure 21.7 Passive and active LCD displays.
Computer Architecture Parhami 10Copyright 2005 by Oxford University Press, Inc.
Figure 21.8 Scanning mechanism for hard-copy input.
Computer Architecture Parhami 11Copyright 2005 by Oxford University Press, Inc.
Figure 21.9 Forming the letter “D” via dot matrices of varying sizes.
Computer Architecture Parhami 12Copyright 2005 by Oxford University Press, Inc.
Figure 21.10 Ink-jet and laser printers.
Computer Architecture Parhami 13Copyright 2005 by Oxford University Press, Inc.
Figure 21.11 Stepper motor principles of operation.
Computer Architecture Parhami 14Copyright 2005 by Oxford University Press, Inc.
Figure 21.12 With network-enabled peripherals, I/O is done via file transfers.
Computer Architecture Parhami 15Copyright 2005 by Oxford University Press, Inc.
Figure 21.13 The structure of a closed-loop, computer-based control system.
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