📄 led源程序.txt
字号:
org 0000h
main: mov a,#00h
mov p0,a
mov p2,a
mov 20h,a
mov 21h,a
mov dptr,#table
display:mov r2,#06h
disp: mov r0,#00h
mov r1,#10h
mov r4,#20h
loop: mov a,r0
movc a,@a+dptr
mov p2,a
inc r0
mov a,r0
movc a,@a+dptr
mov p0,a
inc r0
mov p1,r4
dec r4
lcall delay400us
djnz r1,loop
djnz r2,disp
mov a,20h
inc dptr
inc dptr
mov a,20h
add a,#01h
mov 20h,a
cjne a,#0b2h,display
mov 20h,#00h
mov a,21h
add a,#01h
mov 21h,a
cjne a,#10h,display
ajmp main
delay400us:
mov r7,#20d
d1: mov r6,#20d
d2: djnz r6,d2
djnz r7,d1
ret
table:
DB 00H,40H,04H,42H
DB 04H,42H,04H,44H
DB 0FFH,44H,94H,48H
DB 94H,50H,94H,0FFH
DB 94H,50H,94H,48H
DB 0FFH,48H,04H,44H
DB 06H,46H,04H,0C4H
DB 00H,40H,00H,00H
;2 "nian"
DB 00H,20H,20H,20H
DB 10H,20H,0CCH,0E0H
DB 47H,20H,44H,20H
DB 44H,20H,0FCH,0FFH
DB 44H,20H,44H,20H
DB 44H,20H,64H,20H
DB 46H,20H,04H,60H
DB 00H,20H,00H,00H
;3 "mou"
DB 00H,40H,04H,42H
DB 04H,42H,04H,44H
DB 0FFH,44H,94H,48H
DB 94H,50H,94H,0FFH
DB 94H,50H,94H,48H
DB 0FFH,48H,04H,44H
DB 06H,46H,04H,0C4H
DB 00H,40H,00H,00H
;4 "yue"
DB 00H,00H,00H,01H
DB 00H,02H,00H,0CH
DB 0FEH,0F0H,22H,40H
DB 22H,40H,22H,40H
DB 22H,40H,22H,42H
DB 22H,41H,0FFH,0FEH
DB 02H,00H,00H,00H
DB 00H,00H,00H,00H
;5 "de"
DB 00H,00H,0F8H,0FEH
DB 0CH,84H,00BH,84H
DB 08H,84H,08H,84H
DB 0FCH,0FEH,28H,00H
DB 90H,00H,0FH,80H
DB 08H,0C2H,08H,01H
DB 08H,02H,0FCH,0FCH
DB 08H,00H,00H,00H
;6 "mou"
DB 00H,40H,04H,42H
DB 04H,42H,04H,44H
DB 0FFH,44H,94H,48H
DB 94H,50H,94H,0FFH
DB 94H,50H,94H,48H
DB 0FFH,48H,04H,44H
DB 06H,46H,04H,0C4H
DB 00H,40H,00H,00H
;7 "yi"
DB 80H,00H,80H,00H
DB 80H,00H,80H,00H
DB 80H,00H,80H,00H
DB 80H,00H,80H,00H
DB 80H,00H,80H,00H
DB 80H,00H,80H,00H
DB 80H,00H,0C0H,00H
DB 80H,00H,00H,00H
;8 "tian"
DB 40H,01H,42H,01H
DB 42H,02H,42H,04H
DB 42H,08H,42H,30H
DB 42H,0C0H,0FEH,00H
DB 42H,0C0H,42H,30H
DB 42H,08H,42H,04H
DB 43H,02H,62H,03H
DB 40H,02H,00H,00H
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