Discussion :: Microprocessors
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8255 A has three 8 bit ports A, B, C for peripheral data transfer. For programming 8255 A, these ports are grouped as
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A.
Port A with Port B
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B.
Port A with 4 most significant ports of C, port B with 4 least significant ports of C
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C.
Port A with Port C
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D.
none of the above
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Answer : Option B
Explanation :
No answer description available for this question.
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