汇编语言:编写一个子程序,小写字母转大写字母,并输出到屏幕
assume cs:code
data segment
db "Beginner's All-purpose Symbolic Instruction Code.",0
data ends
code segment
start:mov ax,data
mov ds,ax
mov si,0
mov dx,si
mov cx,49
call letterc
mov si,0
mov dx,ds:[si]
...
原创
2021-11-25 20:44:43 ·
738 阅读 ·
0 评论