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求各位大佬帮忙看看我这样做为什么显示不对
assume cs:code,ds:data
data segment
db 'welcome to masm!'
db 02h,24h,71h
data ends
code segment
start:
mov ax,data
mov ds,ax
mov ax,0b872h
mov es,ax
mov si,0
mov bx,0
mov cx,16
s:
mov ah,0
mov al,[bx]
mov es:[si],al
inc bx
inc si
inc si
loop s
mov si,0
mov bx,0
mov cx,16
s0:
mov ah,0
mov al,[16]
mov es:[bx+1],al
inc bx
inc bx
loop s0
mov bx,0
mov cx,16
s1:
mov ah,0
mov al,[17]
mov es:[bx+1],al
inc bx
inc bx
loop s1
mov bx,0
mov cx,16
s2:
mov ah,0
mov al,[18]
mov es:[bx+1],al
inc bx
inc bx
loop s2
mov ax,4c00h
int 21h
code ends
end start
assume cs:code,ds:data
data segment
db 'welcome to masm!'
db 02h,24h,71h
data ends
code segment
start:
mov ax, data
mov ds, ax
mov ax, 0b872h
mov es, ax
mov di, 0
mov bx, 0
mov cx, 16
; 第一行
s0:
mov al, ds:[bx]
mov ah, ds:[16]
mov es:[di], ax
add di, 2
inc bx
loop s0
mov di, 0
mov bx, 0
mov cx, 16
;第二行
s1:
mov al, ds:[bx]
mov ah, ds:[17]
mov es:160[di], ax ; 这里换行
add di, 2
inc bx
loop s1
mov di, 0
mov bx, 0
mov cx, 16
;第三行
s2:
mov al, ds:[bx]
mov ah, ds:[18]
mov es:320[di], ax ; 这里换行
add di, 2
inc bx
loop s2
mov ax, 4c00h
int 21h
code ends
end start
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