单片机点亮LED灯程序集合.docVIP

#includereg52.h sbit led0=P0^0; void main() { led0=0; } #includereg51.h sbit D1=P0^0; sbit D2=P2^4; void main() { D1=0; D2=0; } #includereg51.h #includeintrins.h //库函数 #define uchar unsigned char #define uint unsigned int sbit d0=P2^4; void delay(void) { uchar a,b; for(a=0;a200;a++) for(b=0;b200;b++); } void main() { uchar k; d0=0; k=0xfe; while(1) { P0=k; delay(); k=_crol_(k,1);//k移1位 } } #includereg52.h #define uint unsigned int #define uchar unsigned char sbit D1=P0^0; sbit D2=P0^1; sbit D3=P0^2; sbit D4=P0^3; sbit D5=P0^4; sbit D6=P0^5; sbit D7=P0^6; sbit D8=P0^7; sbit D0=P2^4; sbit cs0=P2^0; sbit cs1=P2^1; sbit cs2=P2^2; sbit cs3=P2^3; void delay(uint z); uint a; void main() { D0=0; while(1) { a=10000; D1=0;D2=D3=D4=D5=D6=D7=D8=1; //cs0=cs1=cs2=cs3=0; while(a--); delay(1000); D2=0;D1=D3=D4=D5=D6=D7=D8=1; //cs0=cs1=cs2=cs3=0; a=10000; while(a--); delay(1000); D3=0;D1=D2=D4=D5=D6=D7=D8=1; //cs0=cs1=cs2=cs3=0; a=10000; while(a--); delay(1000); D4=0;D1=D2=D3=D5=D6=D7=D8=1; //cs0=cs1=cs2=cs3=0; a=10000; while(a--); delay(1000); D5=0;D2=D3=D4=D1=D6=D7=D8=1; //cs0=cs1=cs2=cs3=0; a=10000; while(a--); delay(1000); D6=0;D1=D3=D4=D5=D2=D7=D8=1; //cs0=cs1=cs2=cs3=0; a=10000; while(a--); delay(1000); D7=0;D1=D2=D4=D5=D6=D3=D8=1; //cs0=cs1=cs2=cs3=0; a=10000; while(a--); delay(1000); D8=0;D1=D2=D3=D5=D6=D7=D4=1; //cs0=cs1=cs2=cs3=0; a=10000; while(a--); delay(1000); } } void delay(uint z) { uint x,y; for(x=20;x0;x--) for(y=z;y0;y--); } #includereg52.h sbit D2=P0^2; sbit D0=P2^4; unsigned int a; void main() { D0=0; while(1) {for(a=0;a=100;a++){D2=0;}; for(a=0;a=100;a++){D2=1;} }; } #includereg52.h #define uint unsigned int #define uchar unsigned char sbit D1=P1^0; void delay(uint z); //uint a; void main() { while(1) { //a=500000; D1=0; while(a--); delay(500); D1=1; //a=500000; while(a--); delay(500); } } void delay(u