Table of Contents
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CHAPTER
This chapter describes the functions and operation of
the I/O ports.
4.1
Overview of I/O Ports ................................................... 88
4.2
Ports 0 and 1 ................................................................ 90
4.3
Port 2 ............................................................................ 94
4.4
Port 3 ............................................................................ 98
4.5
Port 4 .......................................................................... 104
4.6
Port 5 .......................................................................... 108
4.7
Port 6 .......................................................................... 112
4.8
Program Example for I/O Ports ...................................116
I/O PORTS
4
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