Give the value of register A after the execution of the following program on an i8085 CPU. The memory is filled with 20h values starting from address 8000H. LXI H, 8000h ; LXI H,n16: HL := n16 XRA A ;XRA r: A:=A XOR r, ;XRA M: A:= A XOR [HL] ; INX H: HL := HL + 1 XRA M INX H XRA M ;XRA M: A:= A XOR [HL] Select one: 20h O0h FFh 21h

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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Give the value of register A after the execution of the following program on an i8085 CPU. The memory is filled with 20h values
starting from address 8000H.
LXI H, 8000h
; LXI H,n16:
HL := n16
XRA A
;XRA r:
A:= A XOR r,
;XRA M: A:= A XOR [HL]
; INX H: HL:= HL +1
;XRA M:
XRA M
INX H
XRA M
A:= A XOR [HL]
Select one:
20h
00h
FFh
21h
Transcribed Image Text:Give the value of register A after the execution of the following program on an i8085 CPU. The memory is filled with 20h values starting from address 8000H. LXI H, 8000h ; LXI H,n16: HL := n16 XRA A ;XRA r: A:= A XOR r, ;XRA M: A:= A XOR [HL] ; INX H: HL:= HL +1 ;XRA M: XRA M INX H XRA M A:= A XOR [HL] Select one: 20h 00h FFh 21h
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