assume cs:codesg
codesg segment
mov ax,0
mov ds,ax
mov bx,200
mov al,0
mov cx,5
s: mov [bx],al
inc bx
inc al
loop s
mov ax,4c00h
int 21h
codesg ends
end
------------以上为程序------------------------
AX=0003 BX=00CB CX=0002 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000
DS=0000 ES=1415 SS=1425 CS=1425 IP=000F NV UP EI PL NZ NA PE NC
1425:000F 43 INC BX
-t
AX=0003 BX=00CC CX=0002 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000
DS=0000 ES=1415 SS=1425 CS=1425 IP=0010 NV UP EI PL NZ NA PE NC
1425:0010 FEC0 INC AL
-t
AX=0004 BX=00CC CX=0002 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000
DS=0000 ES=1415 SS=1425 CS=1425 IP=0012 NV UP EI PL NZ NA PO NC
1425:0012 E2F9 LOOP 000D
-d
0000:0200 00 00-00 00 00 00 00 00 00 00 ..........
0000:0210 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
0000:0220 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
0000:0230 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
0000:0240 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
0000:0250 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
0000:0260 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
0000:0270 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
0000:0280 00 00 00 00 00 00 ......
----------------------以上为调试信息-------------------------------------
为什么在内存 200 处还是为0呢？ |
