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What is a 8355 programmable peripheral interface ? |
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Answer» The programmable peripheral interface i s a low cost interfacing circuit used in many applications.its function is to perform input output operation.it contains 3 I/O ports, 24 I/O pins which can be programmed in three different modes.The various I/O operations can be performed by writing instructions in its internal control word register. Along basic I/O operation it also performs time delay generation counting generating signals and interrupts. |
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