org 0000h
ljmp main
org 001bh
ljmp time0
org 0030h
main:mov sp,#60h
mov tomd,#10h
mov th0,#4ch
mov tl0,#00h
setb et0
setb ea
mov dptr,#table
mov b,#0
setb tr0
sjmp $
time0:mov th0,#4ch
push acc
push psw
inc b
mov a,b
cjne a,#20,exit
mov b,#0
clr a
movc a,@a+dptr
mov p1,a
inc dptr
cjne a,#80h,exit
mov dptr,#table
exit:pop psw
pop acc
reti
table: 01h,02h,04h,08h,10h,20h,40h,80h |
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現(xiàn)在寫匯編怎么總是不加注釋，就不能有個加注釋的么。
