STC单片机流水灯设计.doc

/*程序名： 编写人： 杨斌 编写时间：2010 年 9月 24日硬件支持：接口说明：LED接入P0口 修改日志：NO.1-/*说明：（现象）当按键1按下时八个LED灯开始循环亮灭，当按下按键2时灯熄灭/*/#include /STC12Cx052或STC12Cx052AD系列单片机头文件#define uchar unsigned charuchar code table=0xfe,0xfd,0xfb,0xf7,0x7f,0xbf,0xdf,0xef;/int i;int n=0;sbit key1=P10;sbit key2=P12;/*函数名：主函数调 用：无参 数：无返回值：无结 果：程序开始处，无限循环备 注：/*/void DELAY_MS (unsigned int a)unsigned int i;while( -a != 0)for(i = 0; i 600; i+);void key_11()if(key1=0)DELAY_MS (30);if(key1=0) for(i=0;i9;i+) if(i=8) i=0; P0=tablei; DELAY_MS (500); if(key2=0) DELAY_MS (5); if(key2=0) break; P0=0XFF; void main (void)P0=0XFF;/初始程序while(1)key_11(); /在主函数中检测按键是否被按下 /*/*程序名： 编写人： 杨斌 编写时间：2010 年 9月 27日硬件支持：接口说明： 修改日志：NO.1-/*说明：/*/#include /STC12Cx052或STC12Cx052AD系列单片机头文件/主函数模板sbit led1=P17;sbit led2=P15;sbit led3=P14;sbit led4=P13;sbit led5=P12;sbit key1=P37;sbit key2=P33;unsigned char b=0;unsigned char m=0;/*函数名：主函数调 用：无参 数：无返回值：无结 果：程序开始处，无限循环备 注：/*/void DELAY_MS (unsigned int a)unsigned int i;while( a- != 0)for(i = 0; i 20; i+);void key_1()if(key1=0)DELAY_MS (5);if(key1=0)if(b100) b+;while(key1=0&m0) b-;while(key2=0&m50)/m的作用：当按键2按下时且不松手m会自加，加到51时会推出while循环，使b减1从而使LED灯亮度变暗 led1 = 0;/点亮LED灯 DELAY_MS(b);/修改这里的数值看看会有什么变化 led1 = 1;/熄灭LED灯 DELAY_MS(101-b); m+; void main (void)/初始程序while(1) key_1(); key_2(); m=0; led1 = 0;/点亮LED灯 DELAY_MS(b);/修改这里的数值看看会有什么变化 led1 = 1;/熄灭LED灯 DELAY_MS(101-b);/*/每按下按键1一次，LED亮度增加一些，每按下按键2一次，LED灯亮度变暗一些 （或者一直按住按键1使LED灯亮度也会增加，一直按住按键2使LED灯亮度/慢慢变暗）#include #define uchar unsigned char #define uint unsigned intsbit RS=P13;sbit RW=P02;sbit E=P01;sbit s1=P03;sbit s2=P06;sbit s3=P34;sbit s4=P11;uchar code table1=13:39:50;uchar code table2=2010-04-24 6;uint num ,nian=2010;uchar count1,count2,s1num,ri=24,yue=4,xq=6,t,s1num=0,s1num2=0;char miao=50,shi=13,fen=39;void delay(uchar ms) /延时函数 uchar i; while(ms-) for(i=0;i250;i+);void write_com(uchar com)/写命令RS=0;P2=com;delay(5);E=1;delay(10);E=0;RS=0;RW=0;void write_data(uchar date)RS=1;RW=0;delay(10);P2 =date;delay(5);E=1;delay(10);E=0;RS=1;RW=0;void init()/初始化E=0;RS=0;RW=0;write_com(0x38);write_com(0x0c);write_com(0x06);write_com(0x01);write_com(0x80);IE=0x82;/开启总中断及定时器0中断TMOD=0x01;/设置定时器0为工作方式1TL0=0x09;TH0=0xF6; /给定时器0装初值 TR0=1;/启动定时器0 void write_sfm(uchar add,uchar date)uchar shi,ge;shi=date/10;ge=date%10;write_com(0x80+add);/送地址write_data(0x30+shi);/送数据write_data(0x30+ge);void write_nyr(uchar add ,uchar date)uchar shi ,ge;shi=date/10;ge=date%10;write_com(0x80+0x40+add);/写地址write_data(0x30+shi); /送数据write_data(0x30+ge); void write_nian(uchar add,uint date)uchar qian, bai,shi,ge;qian=date/1000;ge=date%10;date=date/10;shi=date%10;date=date/10;bai=date%10;write_com(0x80+0x40+add);write_data(0x30+qian);/write_com(0x80+0x40+1);write_data(0x30+bai);/write_com(0x80+0x40+2);write_data(0x30+shi);/write_com(0x80+0x40+3);write_data(0x30+ge);/*void write_duty(uchar add,uchar date)write_com(0x80+0x40+add);write_data(0x30+date);*/void write_xq(uchar add,uchar date)write_com(0x80+0x40+add);write_data(0x30+date);void keyscan1()/时分秒按键设置if(s1=0)delay(5);if(s1=0)s1num+;while(!s1);if(s1num=1)TR0=0;write_com(0x80+7);write_com(0x0f); if(s1num=2)write_com(0x80+4);if(s1num=3)write_com(0x80+1);if(s1num=4)s1num=0;write_com(0x0c);TR0=1;if(s1num!=0)/当第一个键按下 开始时分秒的设置if(s2=0)/当第二个按下 时分秒加的设置delay(5);if(s2=0)while(!s2);if(s1num=1)miao+;if(miao=60)miao=0;write_sfm(6,miao); write_com(0x80+7);if(s1num=2)fen+;if(fen=60)fen=0;write_sfm(3,fen);write_com(0x80+4);if(s1num=3)shi+;if(shi=24)shi=0;write_sfm(0,shi);write_com(0x80+1);if(s3=0)/当第三个按下 时分秒减的设置delay(5);if(s3=0)while(!s3);if(s1num=1)miao-;if(miao=-1)miao=59;write_sfm(6,miao);write_com(0x80+7);if(s1num=2)fen-;if(fen=-1)fen=59;write_sfm(3,fen);write_com(0x80+4);if(s1num=3)shi-;if(shi=-1)shi=23;write_sfm(0,shi);write_com(0x80+1);void keyscan2()/年月日 星期的按键设置if(s4=0)delay(5);if(s4=0)s1num2+;while(!s4);if(s1num2=1) TR0=0;write_com(0x80+0x40+9);delay(5); write_com(0x0f);if(s1num2=2)write_com(0x80+0x40+6);delay(5);if(s1num2=3)write_com(0x80+0x40+3);delay(5);if(s1num2=4)write_com(0x80+0x40+11);if(s1num2=5)s1num2=0;TR0=1;write_com(0x0c);if(s1num2!=0) /如果第四个键按下if(s2=0)/用作时分秒 年月日 星期加的函数delay(5);if(s2=0)while(!s2);if(s1num2=1)ri+;if(ri=31) ri=1;write_nyr(8,ri);write_com(0x80+0x40+9); if(s1num2=2) yue+;if(yue=13) yue=1;write_nyr(5,yue);write_com(0x80+0x40+6); if(s1num2=3) nian+;/if(yue=13) yue=1;write_nian(0,nian);write_com(0x80+0x40+3); if(s1num2=4) xq+;if(xq=7) xq=0;write_xq(11,xq);write_com(0x80+0x40+11); if(s3=0)/用作时分秒 年月日 星期减的函数delay(5);if(s3=0)while(s3!=0);if(s1num2=1) delay(100);ri-;if(ri=0)ri=30;write_nyr(8,ri);write_com(0x80+0x40+8);if(s1num2=2) yue-;delay(100);if(yue=0) yue=1;write_nyr(5,yue);write_com(0x80+0x40+6); if(s1num2=3)nian-;delay(100);write_nian(0,nian);write_com(0x80+0x40+3);if(s1num2=4)xq-;if(xq=-1) xq=1;delay(200);write_xq(11,xq);write_com(0x80+0x40+11); void main() PCA0MD=0;XBR1=0x40;/关闭看门狗 交叉开关使能init();for(num=0;num8;num+)write_data(table1num);delay(5);write_com(0x80+0x40);for(num=0;num12;num+)write_data(table2num);delay(5);while(1) keyscan1(); keyscan2(); if(count1=101)count1=0;miao+;if(miao=60)miao=0; fen+;if(fen=60)fen=0;shi+;if(shi=24)shi=0;write_sfm(0,shi);write_sfm(3,fen);write_sfm(6,miao);if(miao=0)&(fen=0)&(shi=0)if(yue=4)|(yue=6)|(yue=9)|(yue=11)ri+;if(ri=31)ri=1;yue+;if(yue=13)yue=1;nian+;write_nian(1,nian);write_nyr(5,yue);write_nyr(8,ri);else if(yue=1)|(yue=3)|(yue=5)|(yue=7)|(yue=8)|(yue=10)|(yue=12)ri+;if(ri=32)ri=1;yue+;if(yue=13)yue=1;nian+;write_nian(1,nian);write_nyr(5,yue);write_nyr(8,ri);if(nian%400=0)&(yue=2)ri+;if(ri=30)ri=1;yue+;write_nyr(5,yue);write_nyr(8,ri);if(nian%400!=0)if(yue=2)ri+;if(ri=29)ri=1;yue+;write_nyr(5,yue);write_nyr(8,ri);delay(5);switch(t=xq)case 1:write_xq(11,2);xq+;break;case 2:write_xq(11,3);xq+;break;case 3:write_xq(11,4);xq+;break;case 4:write_xq(11,5);xq+;break;case 5:write_xq(11,6);xq+;break;case 6:write_xq(11,0);xq=0;break;case 0:write_xq(11,1);xq+;break;void timer0() interrupt 1 TL0=0x09; TH0=0xF6; /给定时器0装初值 count1+; count2+; #include #define uint unsigned int#define uchar unsigned charuchar code table=0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x3e,0x77,0x7c,0x39,0x5e,0x79,0x71;/对共阴数码管0-9编码sbit gj=P21;sbit wx1=P31;sbit wx2=P32;sbit wx3=P33;sbit wx4=P34; /定义数码管的四个位选uint xx, bb,bb1,bb2,cc,dd,ee;float aa;void delay(int m) int i,j; for(i=0;im;i+) for(j=0;jm;j+) ; void display1();void display2();main() PCA0MD=0; /关闭看门狗P2MDIN=0xFD; P2SKIP=0x02;AMX0P=0x09; AMX0N=0x1F; ADC0CN=0x80;REF0CN=0x0A;/基准电压(电压基准控制寄存器)EIE1=0x08; IE=0x8A;XBR1=0x40; /跳过交叉开关/TMOD=0x11; /定时器0工作在1方式,定时器1工作在1方式(定时器方式寄存器)/TH0=0xFF; /定时器0初始值/ TL0=0x01; /定时器0初始值/TH1=0xFF; /定时器1初始值/ TL1=0x01; /定时器1初始值P0MDOUT=0xFF;/推挽输出AD0BUSY=1; /AD开始转换while(1) /* wx1=0; wx2=0; wx3=0; wx4=0; P0=0x77; P0=0x7c; P0=0x39; P0=0x5e; P0=0x79; P0=0x71; */void AD_interrupt() interrupt 10/中断函数AD0INT=0;/ 置0开始下一次转换xx=ADC0H*256+ADC0L;aa=xx*15/1023.0;if(0aa&aa10)aa=aa*100;bb=(uint)aa/100;cc=(uint