单片机程序总结

键控流水灯 2 #include unsigned int led=0x01,0x02,0x04,0x08; void delay(unsigned int time) unsigned int j; for(;time0;time-) for(j=0;j=0;i-) P2=lesi; delay(200); else P2=0; -串行静态数码显示实验“89c51” 3- #include #include #define uchar unsigned char #define uint unsigned int sbit din=P10; sbit clk=P11; unsigned char table = 0x7F,0x6F,0x39,0x6D,0X06; void write(uchar dat) uchar i; for(i=0;i 0 ; i-) for(j = 110 ; j 0 ; j-); void main() while(1) write(table0); write(table1); write(table2); write(table3); write(table4); delay_ms(10); -动态扫描数码显示实验- -”168168”-4- #include unsigned char tab = 0x7F,0x7d,0x06,0x7f,0X7d,0x06; unsigned char led = 0x01,0x02,0x04,0x08,0X10,0x20; void delay(unsigned int time) unsigned int j=0; for(;time0;time-) for(j=0;j unsigned char t; sbit control=P10; void delay(unsigned int time) unsigned int j=0; for(;time0;time-) for(j=0;j unsigned int i; sbit control = P10; timer1 () interrupt 1 i+; if(1000 = i) / i=100 时，为 1 秒。IO 口反 转，继电器断开 i=0; control = control; TH0 = 0xFC; /灯亮 1 秒 TL0 = 0x18; main() control = 1; / 三极管（PNP ）导通， 继电器闭合。 （用 NPN，则 MOTOR = 1） TMOD = 0x01; TH0 = 0xFC; TL0 = 0x18; EA=1; ET0=1; TR0 = 1; while(1); -74ls164 串转并实验 7- 预期实验现象：发光二极管先右移动两次,再左移动两次,然后闪烁两次。 #include unsigned char table= 0x01,0x02,0x04,0x08, 0x10,0x20,0x40,0x80; void delay_ms(unsigned int xms) unsigned int j=0; for(;xms0;xms-) for(j=0;j unsigned char code dispcode=0x3f,0x06,0x5b,0x4f,0x66,0x6d,0 x7d,0x07,0x7f,0x6f; unsigned char second; unsigned char keycnt; unsigned int tcnt; void main(void) unsigned char i,j; TMOD=0x02; ET0=1 ; EA=1; second=0; P0=dispcodesecond /10; P2=dispcodesecond%10; while(1) if(P3_5=0)消抖程序 for(i=20;i0;i-) for(j=248;j0;j-); if(P3_5=0) keycnt+; switch(keycnt) case 1: TH0=0x06; TL0=0x06; TR0=1; break; case 2: TR0=0; break; case 3: keycnt=0; second=0; P0=dispcodesecond/10; P2=dispcodesecond%10; break; while(P3_5=0); void t0(void) interrupt 1 using 0 tcnt+; if(tcnt=400) tcnt=0; second+; if(second=100) second=0; P0=dispcodesecond/10; P2=dispcodesecond%10; -8*8led 点阵显示 10- #include /unsigned char tab=0xff,0xff,0x06,0xd6,0xd0,0xd6,0xd6,0xf f; /显示 th /unsigned char lin=0x01,0x02,0x04,0x08,0x10,0x20,0x40,0 x80; /显示 th unsigned char tab=0xff,0xd7,0x81,0x77,0xc1,0xf7,0x80,0xf f; /显示 生 unsigned char lin=0x01,0x02,0x04,0x08,0x10,0x20,0x40,0 x80; /显示 生 /unsigned char tab=0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f; /单列左移 /unsigned char lin=0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff; / 单列左移 void delay(int x) int i,j; for(i=0;i char led1 = 0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80 ; char led2 = 0xef,0xef,0xef,0xef,0xef,0xef,0xef,0xef,0xff, 0x44,0x54,0x54,0x7f,0x54,0x56,0x44,0x480xff, 0xef,0xef,0xef,0xef,0xef,0xef,0xef,0xef,0xff, 0xfb,0x80,0xbb,0xa1,0xab,0xa1,0xbb,0xbb; void delay(unsigned int z) unsigned int j; for(;z0;z-) for(j=0;j sbit P1_0=P10; void delay (unsigned int time) int j; for(;time0;time-) for(j=0;j #define uchar unsigned char void delay(unsigned int time) unsigned int j=0; for(;time0;time-) for(j=0;j15) counter=0; delay(5000); 发送程序 #include #define uchar unsigned char void main(void) uchar receiv