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×÷Õß: hsllssmxian    •rég: 2009-6-30 22:18
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#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
delay(uint t);
sbit P17=P1^7; //ÔOÖðl¹â¹ÜµÄé_êP
main()
{

 P17=0;
 uchar k=0; //ÔOÖÃÁ÷Ë®ŸôµÄ·½Ïò˜Ë־λ
 uchar leds=0x01;
 P0=~leds;
 while(1)
 {
  delay(1000); 
  if(k==0&&leds==0x80)
   {
     k=1;
   }
  else if(k==1&&leds==0x01) 
   {
    k=0;
   }
  if(k==0)
   {
    leds=leds<<1;
    P0=~leds;
   }
  else
   {
    leds=leds>>1;
    P0=~leds;
   }
  }

}
delay(uint t)
{
 uint i,j;
 for(i=0;1<t;i++);
 for(j=0;j<223;j++);
}

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×÷Õß: zhou402306834    •rég: 2009-7-1 08:49

#include <at89x51.h>
#define uchar unsigned char
#define uint unsigned int
uchar k,leds;
delay(uint t);
sbit P17=P1^7; //ÔOÖðl¹â¹ÜµÄé_êP
main()
{

 P17=0;
 k=0; //ÔOÖÃÁ÷Ë®ŸôµÄ·½Ïò˜Ë־λ
leds=0x01;
 P0=~leds;
 while(1)
 {
  delay(1000);
  if((k==0)&&(leds==0x80))
   {
     k=1;
   }
  else if((k==1)&&(leds==0x01))
   {
    k=0;
   }
  if(k==0)
   {
    leds=leds<<1;
    P0=~leds;
   }
  else
   {
    leds=leds>>1;
    P0=~leds;
   }
  }

}
delay(uint t)
{
 uint i,j;
 for(i=0;1<t;i++);
 for(j=0;j<223;j++);
}


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×÷Õß: zhou402306834    •rég: 2009-7-1 08:50

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×÷Õß: zhou402306834    •rég: 2009-7-1 08:55
߀ÓÐÒ»·N·½·¨ÊǰÑP17=0Œ‘ÔÚuchar led=0x01µÄºóÃæÒ²ÐС£
main()
{
 uchar k=0; //ÔOÖÃÁ÷Ë®ŸôµÄ·½Ïò˜Ë־λ
uchar leds=0x01;
 P17=0;

×÷Õß: hg1949    •rég: 2009-7-1 19:40

°Ñ¶¨Áx·ÅÔÚmainÇ°Ãæ•r£¬¶¨ÁxµÄÁ¿ÔÚÈ«¾ÖÓÐЧ


×÷Õß: hsllssmxian    •rég: 2009-7-4 07:08
Èç¹ûß@˜ÓµÄÔ’£¬¾Ž×gÓÐåeͨ²»ß^£¬
#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
delay(uint t);
sbit P17=P1^7;
main()
{
 P17=0;
 uchar k,leds;
 leds=0x01;
 P0=~leds;
 while(1)

µ«ÊÇÈç¹ûÖ»ÊǰÑP17=0·Åµ½uchar k,leds;µÄºóÃæ¾Í¿ÉÒÔ
#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
delay(uint t);
sbit P17=P1^7;
main()
{
 uchar k,leds;
 leds=0x01;
 P0=~leds;
 P17=0;
 while(1)

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×÷Õß: lzh_567    •rég: 2009-7-4 19:26

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×÷Õß: †ÎƬ™C²ÄÁÏ    •rég: 2009-7-24 15:34

°Ñ¶¨Áx²¿·Ö‘ªÔ“·ÅÔÚÖ÷º¯”µMAIN֮ǰ°É£¬È«¾Ö׃Á¿


×÷Õß: a4496216    •rég: 2009-7-27 09:36
#define uchar unsigned char
#define uint unsigned int

#include <reg51.h>
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×÷Õß: zhoufukang    •rég: 2009-10-26 10:25

#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
delay(uint t);                  //ʲôÒâ˼£¿£¿
sbit P17=P1^7;

uchar k,leds;

main()
{
 P17=0;
  leds=0x01;
 P0=~leds;
 while(1)

}


×÷Õß: sophya    •rég: 2009-12-7 16:29

P17=0£»ÙxÖµÕZ¾ä unchar leds;׃Á¿¶¨Áx

 

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×÷Õß: long05931    •rég: 2010-1-6 17:05
¶¨ÁxÒ»°ã¶¼ÔÚÿ‚€º¯”µµÄ×îÇ°Ãæ
×÷Õß: li334505330    •rég: 2010-6-2 15:50
void delay(uint z);
×÷Õß: zengyi703    •rég: 2010-6-30 14:10

mainÀïÃæµÄ

P17=0;ÊÇÙxÖµÕZ¾ä

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uchar k=0; //ÔOÖÃÁ÷Ë®ŸôµÄ·½Ïò˜Ë־λ 
uchar leds=0x01;

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×÷Õß: ÌÒÔ´¿Í    •rég: 2010-6-30 16:28

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 uchar k=0; //ÔOÖÃÁ÷Ë®ŸôµÄ·½Ïò˜Ë־λ
 uchar leds=0x01;

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 uchar leds=0x01;
P17=0;
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