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LEDè·é©¬ç¯ï¼ä»å³è³å·¦ï¼
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
void DelayMS(uint x)
{
uchar i;
while(x--)
{
for(i=0;i<255;i++);
}
}
void main()
{
P1=0xfe;
while(1)
{ if(P1==0x7f)
P1=0xfe;
else
P1=_crol_(P1,1);
DelayMS(80);
}
}
LEDè·é©¬ç¯ï¼ä»å·¦è³å³ï¼
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
void DelayMS(uint x)
{
uchar i;
while(x--)
{
for(i=0;i<255;i++);
}
}
void main()
{
P1=0x7f;
while(1)
{ if(P1==0xfe)
P1=0x7f;
else
P1=_cror_(P1,1);
DelayMS(40);
}
}
LEDè·é©¬ç¯ï¼å·¦å³å¾ªç¯ï¼
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
void DelayMS(uint x)
{
uchar i;
while(x--)
{
for(i=0;i<255;i++);
}
}
void main()
{
uchar i;
P1=0x7f;
while(1)
{
for(i=0;i<7;i++)
{P1=_cror_(P1,1);
DelayMS(40); }
for(i=0;i<7;i++)
{P1=_crol_(P1,1);
DelayMS(40); }
}
}
å个LEDçéªç
#include <reg52.h>
#define uchar unsigned char
#define uint unsigned int
sbit LED = P1^0;
void DelayMS(uint x)
{
uchar i;
while(x--)
{
for(i=120;i>0;i--);
}
}
void main()
{
while(1)
{
LED = ~LED;
DelayMS(150);
}
}
è¿ç»µç¯
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
void DelayMS(uint x)
{
uchar i;
while(x--)
{
for(i=0;i<255;i++);
}
}
void main()
{
P1=0x0e;
while(1)
{ if(P1==0xc1)
P1=0x0e;
else
P1=_crol_(P1,1);
DelayMS(80);
}
}
/* è±æ ·æµæ°´ç¯ç¨åº é´é300mså
å¥æ°äº®åå¶æ°äº®ï¼å¾ªç¯ä¸æ¬¡ï¼ä¸ä¸ªç¯ä¸ä¸å¾ªç¯ä¸æ¬¡ï¼ä¸¤ä¸ªåå«ä»ä¸¤è¾¹å¾ä¸é´æµå¨ä¸æ¬¡ï¼åä»ä¸é´å¾ä¸¤è¾¹æµå¨ä¸æ¬¡ï¼8个å
¨é¨éªç3次ï¼å
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管ï¼ç¨åºåæ¢ã*//*********************************************************/#include<reg52.h> //52åçæºå¤´æ件#include <intrins.h> //å
å«æå·¦å³å¾ªç¯ç§»ä½åå½æ°çåº#define uint unsigned int //å®å®ä¹#define uchar unsigned char //å®å®ä¹void delay(uint z) //延æ¶å½æ°,zçåå¼ä¸ºè¿ä¸ªå½æ°ç延æ¶msæ°ï¼å¦delay(200);大约延æ¶200ms.{ //delay(500);大约延æ¶500ms. uint x,y; for(x=z;x>0;x--) for(y=110;y>0;y--); }void main() //主å½æ°{ uchar a,i,j; for(j=0;j<3;j++) //å¯å¶äº¤æ¿ { P1=0x55; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ P1=0xaa; delay(300); //延æ¶300æ¯«ç§ } for(j=0;j<3;j++) //æµæ°´ç¯ { a=0xfe; for(i=0;i<8;i++) { P1=a; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ a=_crol_(a,1); } } P1=0xff; for(j=0;j<3;j++) //ä»ä¸¤è¾¹å¾ä¸é´æµ { P1=0x7e; //ç¹äº®å°ç¯
delay(300); //延æ¶300æ¯«ç§ P1=0xbd; delay(300); //延æ¶300æ¯«ç§ P1=0xdb; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ P1=0xe7; delay(300); //延æ¶300æ¯«ç§ } P1=0xff; for(j=0;j<3;j++) //ä»ä¸é´å¾ä¸¤è¾¹æµ { P1=0xe7; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ P1=0xdb; delay(300); //延æ¶300æ¯«ç§ P1=0xbd; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ P1=0x7e; delay(300); //延æ¶300æ¯«ç§ } P1=0xff; for(j=0;j<6;j++) //å
¨é¨éªç { P1=~P1; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ } P1=0xff; while(1);} a=_crol_(a,1); } } for(j=0;j<3;j++) { a=0xfa; for(i=0;i<5;i++) { P1=a; delay(300); a=_crol_(a,1); } } P1=0xff; for(j=0;j<3;j++) //ä»ä¸¤è¾¹å¾ä¸é´æµ { P1=0x7e; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ P1=0xbd; delay(300); //延æ¶300æ¯«ç§ P1=0xdb; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ P1=0xe7; delay(300); //延æ¶300æ¯«ç§ } P1=0xff; for(j=0;j<3;j++) //ä»ä¸é´å¾ä¸¤è¾¹æµ { P1=0xe7; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ P1=0xdb; delay(300); //延æ¶300æ¯«ç§ P1=0xbd; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ P1=0x7e; delay(300); //延æ¶300æ¯«ç§ } for(j=0;j<5;j++) { P1=0x66; delay(300); P1=0x99; delay(300); } P1=0xff; for(j=0;j<6;j++) //å
¨é¨éªç { P1=~P1; //ç¹äº®å°ç¯ delay(300); //延æ¶300æ¯«ç§ } P1=0xff; while(1);}
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