Ampel 001 (Muster)
2006-05-19 15:54:54

code at 0

include c51rd2.inc

ljmp init

org 000Bh             ; Aufruf alle 10 ms
lcall zaehletimer
reti

zaehletimer:
mov TL0, #0F0h
mov TH0, #0D8h
ret

init:
mov TMOD, #00000001b
mov TL0, #0F0h
mov TH0, #0D8h
mov TCON, #00010101b
setb ET0
setb EA
mov DPTR, #tabelle
mov A, #0
movc A, @A + DPTR
mov P2, A

haupt:
sjmp haupt

tabelle: DB 10010001b, 10010010b, 10010100b, 11010100b, 00110100b, 01010100b, 10010100b, 10010110b