Statement:
Read the program given below and state the contents of all registers after the
execution of each instruction in sequence.
Main program:
4000H LXI SP,
27FFH
4003H LXI H,
2000H
4006H LXI B,
1020H
4009H CALL SUB
400CH HLT
Subroutine program:
4100H SUB:
PUSH B
4101H PUSH H
4102H LXI B,
4080H
4105H LXI H,
4090H
4108H SHLD
2200H
4109H DAD B
410CH POP H
410DH POP B
410EH RET
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