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05. The unique addresses assigned to the four registers (R1,R2, R3, R4) of the I/O interface are equal to
the XX3, XX7, XXB and XXF in Hex. Where XX is hex digits equal to your roll no. (if student is having roll
no 45 than address are 453,457,45B , 45F in Hex).Show the well labeled external circuit that must be
connected between and 12-bit I/O address from the CPU and the CS, RSI, and RSO Inputs of the
Interface.
(5 marks)


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