Peripheral devices : CAO

Question

Consider READ and WRITE bits:

a) Both are written by CPU

b) Both are written by peripheral

c) READ bit is written by peripheral while WRITE bit is written by CPU

d) WRITE bit is written by peripheral while READ bit is written by CPU

Comments

Ans C)

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@Arunav Khare, please support your answer by taking an example. Yeah. It'll indeed be helpful. Take any peripheral device.  :)

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I read somewhere that READ bit is written by peripheral and read by CPU.

I want to know how WRITE bit is set

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what are  read and write bits ? I think these are control input signals which are given by the sequence counter..