程式如下,要做個呼吸燈
MS EQU 30H
CSDA EQU P3.2
W EQU P3.6
WELA EQU P2.7
DULA EQU P2.6
ORG 00H
START:CLR WELA
CLR DULA
MOV MS,#0
CLR CSDA
CLR W
NEXT:INC MS
MOV A,MS
MOV P0,A
CPL A
LCALL DELAY
SJMP NEXT
DELAY:MOV R6,#20
D2:MOV R7,#248
DJNZ R7,$
DJNZ R6,D2
RET
END
uj5u.com熱心網友回復:
OP1177接法不對。uj5u.com熱心網友回復:
為什么OUT1輸出接到了OP的2 ??????!!!!!!所以沒輸出!
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