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1¡¢»ù±¾µÄÁ÷Ë®µÆ #include
for(i=0;i<250;i++); }
void main( ) { data uchar a; a=1;
//±£Ö¤Ö»ÓÐÒ»¸öµãÁÁ
//Ö÷º¯Êý
//ÑÓʱº¯Êý
while(1)
//²»¶ÏÑ»·
{ P2=~a; //µÍµçƽµãÁÁ
//×óÒÆÒ»Î»£¬ÓÒ²¹0 //È«0
a=a<<1;
if(a==0)a=1;
delay(2250);} //Á÷¶¯µãÁÁÑÓʱ }
2¡¢¼òµ¥¼ü¿ØµÄÁ÷Ë®µÆ #include
#define uchar unsigned char #define uint unsigned int void delay(uint i) { uchar t; }
void main() {
data uchar a; a=1;
while(i--) { }
for(t=0;t<120;t++);
while(P2==0xff)
{
P0=~a;
a=a<<1; if(a==0)
a=1;
delay(250);
}
while(P2==0xfe)
{ P0=~a;
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