51单片机的数字钟程序.docx

#include typedef unsigned int uint;typedef unsigned char uchar;sbit LED_Bit1 = P24;sbit LED_Bit2 = P25;sbit LED_Bit3 = P26;sbit LED_Bit4 = P27;sbit KEY0 = P37;sbit KEY1 = P36;sbit KEY2=P35;sbit KEY3=P34;sbit buzzer=P30;sbit led_0=P10;sbit led_1=P11;sbit led_2=P12;sbit led_3=P13;sbit led_4=P14;sbit led_5=P15;sbit led_6=P16;sbit led_7=P17;uchar Count = 0;Count1=0;uchar Second1=0;uchar hour=10,minute=23,Second = 0;uchar month=8,day=1;uchar clockhour=0,clockminute=0;uint mode=0,clockflag=0,year=2011;uchar code table=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8, 0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e;void Delay(uint m)uint x,y;for(x = m;x 0;x-)for(y = 110;y 0;y-);void Timer_Init(void)TMOD = 0x11;TH0 = (65536 - 10000)/256;TL0 = (65536 - 10000)%256;TH1 = (65536 - 10000)/256; TL1 = (65536 - 10000)%256;TR0 = 1;ET0 = 1;ET1=1;TR1=1;EA = 1;void LED_DynamicDisplay(uchar Bit1,uchar Bit2,uchar Bit3,uchar Bit4)LED_Bit1 = 0;LED_Bit2 = 1;LED_Bit3 = 1;LED_Bit4 = 1;P0=tableBit1;if(mode=2|mode=9|mode=7)if(Count50)P0=tableBit1&0x7f;/else/P0=tableBit1;Delay(1);P0 = 0xFF; /消?影LED_Bit1 = 1;LED_Bit2 = 0;LED_Bit3 = 1;LED_Bit4 = 1;P0=tableBit2; if(mode=0) if(Count50)P0=tableBit2&0x7f;if(mode=3)P0=tableBit2&0x7f;/if(mode=2|mode=1|mode=4|mode=5) /P0=tableBit2;Delay(1);P0 = 0xFF; /消?影LED_Bit1 = 1;LED_Bit2 = 1;LED_Bit3 = 0;LED_Bit4 = 1;P0=tableBit3;if(mode=1|mode=6|mode=8)if(Count= 100)Second+;Count = 0;if(Second=60)Second=0;minute+;if(minute = 60)minute = 0;hour+;if(hour=24)day+;hour=0;if(month=1|month=3|month=5|month=7|month=8|month=10|month=12)if(day=32)month+;day=1;elseif(day=31)month+;day=1;if(month=13)month=1;year+;void KeyScan()if(KEY2=0)Delay(5);if(KEY2=0)mode+;if(mode=3)TR1=0 ;TH1 = (65536 - 10000)/256; TL1 = (65536 - 10000)%256;TR1=1 ;Second1=0;if(mode=10)mode=0;while(!KEY2);if(KEY3=0)Delay(5);if(KEY3=0)if(buzzer=1)clockflag=0;mode=0;TR0=1;while(!KEY3);if(KEY0 = 0)Delay(5);if(KEY0 = 0)if(mode=3)TR1=0;if(mode=1)TR0=0;minute+;if(mode=2)hour+;if(mode=4)year+;if(mode=6)day+;if(mode=7)month+;if(mode=8)clockminute+;clockflag+;if(mode=9)clockflag+;clockhour+;while(!KEY0);if(KEY1 = 0)Delay(5);if(KEY1 = 0)if(mode=3)TH1 = (65536 - 10000)/256;TL1 = (65536 - 10000)%256; Count1 = 0;Second1 = 0;TR1=1;if(mode=4)year-;if(mode=6)day-;if(mode=7)month-;while(!KEY1);SecondCounterSetVaule(); int main()Timer_Init();while(1)if(clockflag)if(hour=clockhour&minute=clockminute)buzzer=1;KeyScan();LED_DynamicDisplay(hour/10,hour%10,minute/10,minute%10); while(mode=3)KeyScan();LED_DynamicDisplay(Second1/10,Second1%10,Count1/10,Count1%10);while(mode=4)KeyScan();LED_DynamicDisplay(year/1000,year/100%10,year%100/10,year%10);while(mode=5|mode=6|mode=7)KeyScan();LED_DynamicDisplay(month/10,month%10,day/10,day%10);while(mode=8|mode=9) KeyScan();LED_DynamicDisplay(clockhour/10,clockhour%10,clockminute/10,clockminute%10);return 0;void timer0(void) interrupt 1 using 1Count+;TH0 = (65536 - 10000)/256;TL0 = (65536 - 10000)%256;v