您好!幫我看看這個程序!謝謝!!
定時器T0模式1產(chǎn)生50HZ方波 由P1,0輸出 (時鐘12MHZ)
ORG 0000H
LJMP MAIN
ORG 000BH ;
LJMP SER
MAIN:MOV SP,#50H
MOV TMOD,#01H
MOV TH0,#0B1H
MOV TL0,#0E0H
SETB EA
SETB ET0
SETB TR0
HERE:SJMP $
SER:CPL P1.0
MOV TH0,#0B1H
MOV TL0,#0E0H
RETI
END
有那些地方還需要修改?
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