كُتل المحتوى الرئيسي
الخطوط العريضة للقسم
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Chapter Objective
This chapter presents the 8255 Programmable Peripheral Interface, focusing on Mode 0. It explains how to configure ports for input/output operations, describes the internal architecture and signals of the 8255, and provides practical examples to illustrate its programming and use in interfacing with external devices.
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