主题:我错在哪?
stgm segment stack 's'
dw 32 dup (?)
stgm ends
data segment
a db 'c:\ruanjian\integr~1\test5.txt',0
b db 26 dup (?)
c db 'abcdefghijklmnopqrstuvwxyz'
count equ $-c
data ends
code segment
main proc far
assume ss:stgm,ds:data,cs:code
;,es:ata
push ax
push bx
push cx
push dx
push si
push di
mov ax,data
mov ds,ax
; mov ax,ata
; mov es,ax
cld
lea si, c
lea di, b
mov cx, count
rep movsb
mov dx,offset a
mov ah,3dh
mov al,02h
int 21h
mov a, count
mov bx,ax
mov ah,42h
mov cx,0
mov dx,0
mov al,2
int 21h
mov ah,40h
mov cx,count
mov dx,offset b
int 21h
; mov ax,ata
; mov es,ax
mov ah,40h
mov cx,count
mov dx,offset c
int 21h
mov ah,3eh
int 21h
pop di
pop si
pop dx
pop cx
pop bx
pop ax
ret
code ends
main endp
end main
dw 32 dup (?)
stgm ends
data segment
a db 'c:\ruanjian\integr~1\test5.txt',0
b db 26 dup (?)
c db 'abcdefghijklmnopqrstuvwxyz'
count equ $-c
data ends
code segment
main proc far
assume ss:stgm,ds:data,cs:code
;,es:ata
push ax
push bx
push cx
push dx
push si
push di
mov ax,data
mov ds,ax
; mov ax,ata
; mov es,ax
cld
lea si, c
lea di, b
mov cx, count
rep movsb
mov dx,offset a
mov ah,3dh
mov al,02h
int 21h
mov a, count
mov bx,ax
mov ah,42h
mov cx,0
mov dx,0
mov al,2
int 21h
mov ah,40h
mov cx,count
mov dx,offset b
int 21h
; mov ax,ata
; mov es,ax
mov ah,40h
mov cx,count
mov dx,offset c
int 21h
mov ah,3eh
int 21h
pop di
pop si
pop dx
pop cx
pop bx
pop ax
ret
code ends
main endp
end main