Designed for Those Who Need to Develop Sufficient Knowledge a Understanding of Interfacing Techniques a Equipment to Solve the Problems Faced When Attempting to Expand or Modify an Existing Microprocessor SystemThe 8255 is called a programmable interface adapter (PIA). The connection of the 8255 to a microprocessor is shown in block diagram form in Figure 12-1. The three busses used for the interface are the familiar ones, the address bus, the dataanbsp;...
Title | : | Practical interfacing techniques for microprocessor systems |
Author | : | James Coffron, William E. Long |
Publisher | : | Prentice Hall - 1983-06 |
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