問(wèn)答題

【簡(jiǎn)答題】

若AX=5555H,BX=FF00H,試問(wèn)在下列程序段執(zhí)行后,AX=?BX=?CF=?
AND     AX, BX                  ; AX = 5500,BX = FF00H 
XOR     AX, AX                  ; AX = 0000H             
NOT     BX                      ; BX = 00FFH

答案: AX = 0000H, BX = 00FFH
由于AND、O...
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