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Question
Explain the functions of following pins of 8085 Micro Processor:
RD.
Short Note
Solution
(1) This is read control signal. This is active low signal.
(2) This signal indicates that selected I/O or memory device is to be read and data is available on data bus.
(3) It is tristated during HOLD and HALT.
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Instruction Set and Programming of 8085
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2018-2019 (February) Set 1
