main.c

51做的迷你数字钟

#include<reg51.h>
#include "time_ds1302_51.h"
#define uchar unsigned char 
#define uint  unsigned int 

sbit DS = P2^3;
sbit OE = P2^4;
sbit RCK = P2^5;
sbit SCK = P2^6;
sbit SCLR = P2^7;

sbit Key1 = P1^0;
sbit Key2 = P1^1;
sbit Sel17 = P1^2;
sbit Sel18 = P1^3;
void Send_data(uint DAT);
code uint LED17[4][10]={
{0,0,0x06,0,0,0,0,0,0,0},
{0x68,0,0x38,0x30,0x50,0x70,0x78,0,0x78,0x70},
{0x380,0x300,0x180,0x380,0x300,0x280,0x280,0x380,0x380,0x380},
{0x3400,0,0x1c00,0x1800,0x2800,0x3800,0x3c00,0,0x3c00,0x3800},
};
code uint LED18[4][10]={
{0,0x0c,0x06,0,0,0,0,0,0,0},
{0x70,0x30,0x50,0x70,0x30,0x60,0x60,0x70,0x70,0x70},
{0x680,0,0x700,0x300,0x180,0x380,0x780,0,0x780,0x380},
{0x3800,0x1800,0x2800,0x3800,0x1800,0x3000,0x3000,0x3800,0x3800,0x3800},

};

uchar Time_get[7]={0x02,0x15,0x16,0x17,0x08,0x01,0x08};
uchar Time_set[7]={0x02,0x15,0x16,0x17,0x08,0x01,0x08};
uint Led17ram = 0x0000;
uint Led18ram = 0x0000;

void delay(uint t)
{
	while(t--);
}
//功能：595传送数据函数
//参数：整型数据，高位在前，低位在后
void Send_data(uint DAT)
{
	uchar i;
	SCLR = 0;
	SCLR = 1;
	SCK = 0;
	for(i = 16;i > 0;i--)
	{
		SCK = 0;
		if(DAT & (1 << (i-1)))
			DS = 1;
		else
			DS = 0;
		SCK = 1;
		
	}
	OE = 1;
	RCK = 1;
	RCK = 0;
	OE = 0;
}

void display(uchar t)
{
	
	
	Send_data(Led17ram);
	Sel17 = 0;
	delay(t);
	Sel17 = 1;
	Send_data(Led18ram);
	Sel18 = 0;
	delay(t);
	Sel18 = 1;
}

void change_dis(uchar LED_left,uchar LED_right)
{
	Led17ram &= 0xc001;
	Led18ram &= 0xc001;

	Led17ram |= LED17[0][LED_left/16]+LED17[1][LED_left%16]+LED17[2][LED_right/16]+LED17[3][LED_right%16];
	Led18ram |= LED18[0][LED_left/16]+LED18[1][LED_left%16]+LED18[2][LED_right/16]+LED18[3][LED_right%16];
}

uchar Key_scan(void)
{
	if(Key1==0)
	{
		return 1;
	}	
	else if(Key2==0)
	{
		return 2;
	}
	else
		return 0;
}

/*
void initTimer(void)
{
 TMOD=0x1;
 TH0=0xb1;
 TL0=0xe0;
}

void timer0(void) interrupt 1
{
 

TH0=0xb1;
 TL0=0xe0;
 
 //add your code here.

}
*/
void main(void)
{
	uint count=0;
	uint count1 = 50000;
	uchar count2 = 50;
	uint count3=0;
	uchar temp;
	uchar a=0;
	/*initTimer();
	TR0=1;
	ET0=1;*/
	init_ds1302();
	//Set1302(Time_set);
	
	//EA = 1;
	while(1)
	{
		display(100);
		count ++;
		
		if(count>110)
		{
			count = 0;
			count2++;
			if(count2>50)
			{
			count2=0;
			Get1302(Time_get);
			change_dis(Time_get[2],Time_get[1]);
			}
			
			Led17ram ^= 0x4000;
			if(Key_scan() != 0)
			{
				count1 = 500;
				while(count1--)
				{
					display(100);
					
					if(Key_scan() == 1)
					{
						count1 = 550;
						temp = (Time_get[2]/16)*10+Time_get[2]%16;
						count3++;
						if(count3>50)
						{
							temp++;
							count3=0;
						}
						
						if(temp > 23)
							temp = 0;
						Time_get[2] = (temp/10)*16+temp%10;
						Set1302(Time_get);
						change_dis(Time_get[2],Time_get[1]);
					}
					else if(Key_scan() == 2)
					{
						count1 = 550;
						temp = (Time_get[1]/16)*10+Time_get[1]%16;
						count3++;
						if(count3>10)
						{
							temp++;
							count3=0;
						}
						
						if(temp > 59)
							temp = 0;
						Time_get[1] = (temp/10)*16+temp%10;
						Set1302(Time_get);
						change_dis(Time_get[2],Time_get[1]);
					}
				}
			}
			else{;}
		}
		else{;}
		
	}
}