51單片機自動控制升旗系統(tǒng)

1、/*51單片機升旗系統(tǒng)*/*步進電機升旗和降旗，蜂鳴器奏國歌，*/*數(shù)碼管顯示系統(tǒng)時間和高度*/#include <reg52.h>#define uint unsigned int#define uchar unsigned charuchar code FFW=0x01,0x03,0x02,0x06,0x04,0x0c,0x08,0x09; /正轉的步碼uchar code REV=0x09,0x08,0x0c,0x04,0x06,0x02,0x03,0x01; /反轉的步碼uchar th=0x0f,0x5d,0xab;/3個定時器值，高8位uchar tl=0xa0,0xc

2、0,0xe0;/3個定時器值，低8位code uchar SZ = 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f; /數(shù)碼管unsigned int code FreqTab1=64216,64360,64489,64547,64654,64752,64837,64876,64948,65012,65042,65095,65144,65186,65206,65242,65274,65289,65135,65340,65361,;unsigned int code FreqTab= /簡譜對應的簡譜碼、T值 65535,64260,64400

3、,64524,64579,64685,64778,64860,64898,64968,65030,65057,65110,65157,65198,65217,65252,65283,65297,65323,65346,65367, ;unsigned char code yyjjxq= 8,0x08,0,0x04,5,0x04,8,0x0c,8,0x04,8,0x06,8,0x02,5,0x04,6,0x02,7,0x02,8,0x08,8,0x08,0,0x04,10,0x04,8,0x04,9,0x02,10,0x02,/10,0x04,10,0x04,8,0x04,9,0x02,10,0

4、x02,12,0x08,12,0x08,10,0x06,10,0x02,8,0x06,10,0x02,12,0x06,10,0x02,9,0x08,/12,0x10,9,0x10,13,0x08,12,0x08,9,0x08,10,0x08,12,0x04,10,0x04,0,0x04,12,0x04,/12,0x04,10,0x04,10,0x04,12,0x04,10,0x04,9,0x02,10,0x02,8,0x08,10,0x08,0,0x08,/10,0x08,10,0x08,5,0x06,6,0x04,8,0x04,8,0x04,10,0x06,10,0x02,12,0x04,1

5、2,0x04,9,0x04,9,0x02,9,0x02,6,0x08,9,0x0c,5,0x04,8,0x0c,8,0x04,10,0x0c,10,0x04,12,0x10,8,0x06,10,0x02,12,0x04,12,0x04,13,0x08,12,0x08,10,0x06,8,0x02,12,0x08,10,0x04,0,0x04,8,0x04,0,0x04,/10,0x04,10,0x04,8,0x04,8,0x04,5,0x08,8,0x08,10,0x06,8,0x02,12,0x08,10,0x04,0,0x04,8,0x04,0,0x04,/10,0x04,10,0x04,

6、8,0x04,8,0x04,5,0x08,8,0x08,5,0x08,8,0x08,5,0x08,8,0x08,8,0x08,0,0x08,/8,0x08,0xff,0xff,;uchar speed_count=2;uchar flag=0;bit timer_flag=0;bit MOTOR_FFW_FLAG=0;bit MOTOR_REV_FLAG=0;sbit K1 = P30; /正轉sbit K2 = P31; /反轉sbit K5 = P34; /停止sbit led1=P20;sbit led2=P21;sbit led3=P22;sbit led4=P23;sbit led5

7、=P24;sbit led6=P25;sbit beep=P37;void smg_display();void K1_stop_state();void K2_stop_state();void K5_stop_state();void music();uchar num1=0,num2=0,num3=0;uint cnt=0,Time=0,Length=0;uchar a=0;uchar tl0,th0;void delay(unsigned char t) /-延時函數(shù)-/ unsigned char t1; unsigned long t2; for(t1=0;t1<t;t1+)

8、 for(t2=0;t2<770;t2+); TR0=0; void delayms(unsigned int x)unsigned int a,b;for(a=x;a>0;a-)for(b=124;b>0;b-);void DTIME(int n)/延時程序uchar i;for(i=0;i<50*n;i+);void timer0() interrupt 1 TR0=0; beep=beep; TL0=tl0; TH0=th0; TR0=1; void timer1_init() /定時器初始化TH1 = (65536-8000)/256;TL1 = (65536-

9、8000)%256;ET1 = 0;/*void timer0(void) interrupt 1TH0=thspeed_count;TL0=tlspeed_count;timer_flag=1;void up(void) interrupt 0/加速speed_count+;if(speed_count>2) speed_count=2; void down(void) interrupt 2/減速 speed_count-;if(speed_count<0) speed_count=0; */ void T1_time() interrupt 3/定時器函數(shù)TH1 = (655

10、36-8000)/256;TL1 = (65536-8000)%256;num1+;num2+;num3+;smg_display();void SETP_MOTOR_FFW()/電機正轉 uchar i;P1 = FFWi; DTIME(5);i+;if(i=8) i=0;void SETP_MOTOR_REV() /電機反轉 uchar i;P1 = REVi; DTIME(5);i+;if(i=8) i=0;void main() uchar N = 10; TMOD=0x11;ET0=1;EX0=1;IT0=1;/外部中斷0EX1=1;IT1=1;/外部中斷1EA=1;timer1_i

11、nit(); while(1)if(K1 = 0)if(MOTOR_FFW_FLAG=0)flag=1; TR1=1;smg_display();music(); else if(K2 = 0) if(MOTOR_REV_FLAG=0) flag=2;TR1=1;smg_display(); else if(K5=0) P0 = 0xfb;P1 = 0x03; void smg_display()switch(+cnt%6)case 0:P2|=0xff;led1=0;P0=SZTime/10;break;case 1:P2|=0xff;led2=0;P0=SZTime%10;break; /

12、*case 2:P2|=0xff;led3=0;P0=SZTime%100%10;break; */case 3:P2|=0xff;led4=0;P0=SZLength/100;break; case 4:P2|=0xff;led5=0;P0=SZLength/10%10;break;case 5:P2|=0xff;led6=0;P0=SZLength%100%10;break; DTIME(1);if(cnt>500)cnt=0;if(flag!=1&&flag!=2)Time=0;if(flag=1)if(K5=0) K5_stop_state(); ET1=1; T

13、R1=1;if(num3=5)num3=0;SETP_MOTOR_FFW();if(num1=100)num1=0;Time+;if(Time=43)a=Length;MOTOR_FFW_FLAG=1;MOTOR_REV_FLAG=0;K1_stop_state();if(num2=24)num2=0;Length+;if(flag=2)if(num3=5)num3=0;SETP_MOTOR_REV();if(num1=100)num1=0;Time-;if(Time=0)a=Length;a+;MOTOR_FFW_FLAG=0;MOTOR_REV_FLAG=1;K2_stop_state()

14、;if(num2=24)num2=0;Length-; void K1_stop_state() while(1) P2|=0xff;led1=0;P0=SZTime/10;DTIME(2); P2|=0xff;led2=0;P0=SZTime%10;DTIME(2); /*case 2:P2|=0xff;led3=0;P0=SZTime%100%10;break; */P2|=0xff;led4=0;P0=SZa/100; DTIME(2); P2|=0xff;led5=0;P0=SZa/10%10;DTIME(2);P2|=0xff;led6=0;P0=SZa%100%10;DTIME(2

15、); if(K2=0) flag=2;break; void K2_stop_state() while(1) P2|=0xff;led1=0;P0=SZTime/10;DTIME(2); P2|=0xff;led2=0;P0=SZTime%10;DTIME(2); /*case 2:P2|=0xff;led3=0;P0=SZTime%100%10;break; */P2|=0xff;led4=0;P0=SZa/100; DTIME(2); P2|=0xff;led5=0;P0=SZa/10%10;DTIME(2);P2|=0xff;led6=0;P0=SZa%100%10;DTIME(2); if(K1=0) flag=1;break; void K5_stop_state()P2|=0xff;led1=0;P0=SZ0;while(