This section will present a brief description of the 8255A PPI. 8255A Functional Description The internal block diagram for the 8255A is shown in Fig. 6-30. The I/ O ports of the 8255A PPI are divided into two 8255A Internal Block Diagram CEanbsp;...
|Title||:||Small computer theory and applications|
|Author||:||Denton J. Dailey|
|Publisher||:||McGraw-Hill Companies - 1988|