Find the control word for PA= out, PB= in, PCL=out, PCH=out (Mode0)?
A. 0xF0H
B. 0xF2H
C. 0xF4H
D. 0xFFH
Answer:A
Find the control word for PA= out, PB= in, PCL=out, PCH=out (Mode0)?
A. 0xF0H B. 0xF2H C. 0xF4H D. 0xFFH
Explanation: The value that is being loaded in the control word is 10000010b for PB as an input port ans all others as the output ports being operated in mode0.