If A1=0, A0=1 then the input read cycle is performed from
A. port A to data bus
B. port B to data bus
C. port C to data bus
D. CWR to data bus
Answer:B
If A1=0, A0=1 then the input read cycle is performed from
A. port A to data bus B. port B to data bus C. port C to data bus D. CWR to data bus
Explanation: If A1=0, A0=1 then the input read cycle is performed from port B to data bus.