📄 ds1302.c
字号:
#include"ds1302.h"
unsigned char Second;
unsigned char Minute;
unsigned char Hour;
unsigned char Week;
unsigned char Day;
unsigned char Month;
unsigned char Year;
unsigned char DateString[8];
unsigned char TimeString[8];
/*
unsigned char xdata Second;
unsigned char xdata Minute;
unsigned char xdata Hour;
unsigned char xdata Week;
unsigned char xdata Day;
unsigned char xdata Month;
unsigned char xdata Year;
unsigned char xdata DateString[8];
unsigned char xdata TimeString[8];
*/
unsigned char code date[]=
{
0x00,0x00,0x00,0x10,0xE8,0x24,0x27,0x24,0xFC,0x12,0x12,0x10,0x00,0x00,0x00,0x00,
0x02,0x02,0x02,0x02,0x01,0x01,0x01,0x01,0x7F,0x01,0x01,0x01,0x01,0x01,0x01,0x00,//"年"0
0x00,0x00,0x00,0x00,0x00,0xFC,0x24,0x92,0x92,0x02,0xFE,0x00,0x00,0x00,0x00,0x00,
0x00,0x40,0x20,0x10,0x0C,0x03,0x01,0x00,0x10,0x20,0x1F,0x00,0x00,0x00,0x00,0x00,//"月"1
0x00,0x00,0x00,0x00,0xF8,0x88,0x88,0x44,0x44,0x04,0xFC,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x0F,0x08,0x04,0x04,0x04,0x08,0x0F,0x00,0x00,0x00,0x00,0x00,//"日"2
0x00,0x00,0x00,0x00,0x8E,0x32,0x2A,0xEA,0xAA,0x91,0x91,0x0F,0x00,0x00,0x00,0x00,
0x00,0x24,0x22,0x21,0x21,0x25,0x25,0x3F,0x12,0x12,0x10,0x10,0x10,0x10,0x00,0x00,//"星"3
0x00,0x00,0x08,0x08,0xFE,0xA8,0x04,0xFF,0x04,0x00,0xF8,0x24,0x04,0xFC,0x00,0x00,
0x02,0x22,0x12,0x0A,0x07,0x02,0x06,0x49,0x21,0x18,0x07,0x01,0x10,0x3F,0x00,0x00//"期"4
};
unsigned char code bt[]=
{
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x00,0x00,0x00,//"－"0
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x00,0x00,0x00,//"－"1
0x00,0x00,0x80,0x80,0x80,0xF0,0xF0,0x00,0xF0,0xF0,0x00,0x80,0xC0,0x40,0x00,0x00,
0x00,0x18,0x18,0x08,0x08,0x1F,0x1F,0x00,0x0F,0x1F,0x19,0x18,0x18,0x18,0x18,0x08,//"北"2
0x00,0x40,0x60,0x20,0xA0,0xA0,0xA0,0xB0,0xB0,0xA0,0xA0,0xA0,0x60,0x60,0x60,0x00,
0x00,0x10,0x10,0x18,0x0B,0x1F,0x22,0x3E,0x1E,0x02,0x0F,0x09,0x10,0x10,0x00,0x00,//"京"3
0x00,0xE0,0xE0,0x20,0xE0,0xE0,0x80,0xC0,0xC0,0xC0,0xD0,0xF0,0xC0,0xC0,0xC0,0x40,
0x00,0x0F,0x0F,0x09,0x0F,0x0F,0x00,0x13,0x12,0x30,0x30,0x1F,0x00,0x00,0x00,0x00,//"时"4
0x00,0x00,0x00,0xC0,0x10,0xB0,0x80,0xA0,0xA0,0xA0,0xA0,0x20,0xE0,0xE0,0x00,0x00,
0x10,0x10,0x1C,0x0F,0x00,0x0F,0x0A,0x0A,0x0A,0x0B,0x0F,0x00,0x3F,0x3F,0x00,0x00,//"间"5
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x00,0x00,0x00,//"－"6
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x00,0x00,0x00//"－"7
};
unsigned char code shuzi[]=
{
0x00,0x30,0x08,0x28,0x5A,0x8A,0x5F,0x45,0x95,0x55,0x04,0x04,0x0C,0x00,0x00,0x00,
0x08,0x08,0x04,0x02,0x09,0x08,0x25,0x56,0x0C,0x05,0x02,0x02,0x04,0x04,0x04,0x00,//"零"0
0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x40,0x40,0x40,0x40,0xC0,0x80,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//"一"1
0x00,0x00,0x00,0x00,0x10,0x10,0x10,0x18,0x08,0x08,0x08,0x08,0x00,0x00,0x00,0x00,
0x08,0x08,0x08,0x08,0x08,0x08,0x04,0x04,0x04,0x04,0x04,0x04,0x06,0x06,0x04,0x00,//"二"2
0x00,0x00,0x00,0x00,0x10,0x10,0x10,0x88,0x88,0x88,0x08,0x00,0x00,0x00,0x00,0x00,
0x00,0x10,0x10,0x10,0x11,0x11,0x11,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x00,0x00,//"三"3
0x00,0x70,0x90,0x10,0x10,0xF0,0x10,0x10,0xF8,0x88,0x88,0x88,0xF8,0x00,0x00,0x00,
0x00,0x00,0x07,0x04,0x05,0x04,0x04,0x04,0x04,0x04,0x04,0x08,0x07,0x00,0x00,0x00,//"四"4
0x00,0x00,0x00,0x80,0x88,0x88,0x78,0x44,0x44,0x44,0xC4,0x00,0x00,0x00,0x00,0x00,
0x10,0x10,0x10,0x10,0x18,0x0F,0x08,0x08,0x08,0x0F,0x08,0x08,0x08,0x08,0x00,0x00,//"五"5
0x00,0x40,0x40,0x40,0x40,0x40,0x44,0x48,0x20,0x20,0x20,0x20,0x20,0x20,0x00,0x00,
0x00,0x10,0x10,0x08,0x04,0x02,0x00,0x00,0x01,0x02,0x04,0x18,0x00,0x00,0x00,0x00,//"六"6
0x00,0x00,0x00,0x00,0xF8,0x88,0x88,0x44,0x44,0x04,0xFC,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x0F,0x08,0x04,0x04,0x04,0x08,0x0F,0x00,0x00,0x00,0x00,0x00,//"日"
0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0x80,0x80,0x40,0x40,0x20,0x20,0x20,0x00,0x00,
0x02,0x02,0x02,0x02,0x01,0x01,0x0F,0x10,0x10,0x10,0x10,0x10,0x1C,0x00,0x00,0x00,//"七"7
0x00,0x00,0x00,0x00,0xC0,0x04,0x08,0x30,0x40,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
0x08,0x04,0x02,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x06,0x0C,0x08,0x08,0x00,//"八"8
0x00,0x40,0x40,0x40,0x40,0xC0,0x3E,0x20,0x20,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,
0x20,0x20,0x10,0x08,0x06,0x01,0x00,0x00,0x1F,0x20,0x20,0x20,0x20,0x20,0x1C,0x00,//"九"9
0x00,0x40,0x40,0x40,0x40,0x40,0x40,0xFE,0x20,0x20,0x20,0x20,0x20,0x20,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00//"十"10
};
void DS1302InputByte(unsigned char d) //实时时钟写入一字节(内部函数)
{
unsigned char i;
ACC = d;
for(i=8; i>0; i--)
{
DS1302_IO = ACC0;
DS1302_CLK = 1;
DS1302_CLK = 0;
ACC = ACC >> 1;
}
}
unsigned char DS1302OutputByte(void) //实时时钟读取一字节(内部函数)
{
unsigned char i;
for(i=8; i>0; i--)
{
ACC = ACC >>1;
ACC7 = DS1302_IO;
DS1302_CLK = 1;
DS1302_CLK = 0;
}
return(ACC);
}
void Write1302(unsigned char ucAddr, unsigned char ucData) //ucAddr: DS1302地址, ucData: 要写的数据
{
DS1302_RST = 0;
DS1302_CLK = 0;
DS1302_RST = 1;
DS1302InputByte(ucAddr); // 地址，命令
DS1302InputByte(ucData); // 写1Byte数据
DS1302_CLK = 1;
DS1302_RST = 0;
}
unsigned char Read1302(unsigned char ucAddr) //读取DS1302某地址的数据
{
unsigned char ucData;
DS1302_RST = 0;
DS1302_CLK = 0;
DS1302_RST = 1;
DS1302InputByte(ucAddr|0x01); // 地址，命令
ucData = DS1302OutputByte(); // 读1Byte数据
DS1302_CLK = 1;
DS1302_RST = 0;
return(ucData);
}
void DS1302_SetProtect(bit flag) //是否写保护
{
if(flag)
Write1302(0x8E,0x10); //0x80?
else
Write1302(0x8E,0x00);
}
void DS1302_SetTime(unsigned char Address, unsigned char Value) // 设置时间函数
{
DS1302_SetProtect(0);
Write1302(Address, ((Value/10)<<4 | (Value%10)));
}
//仅仅得到时分秒
void GetHMSOnly(void)
{
unsigned char ReadValue;
ReadValue = Read1302(DS1302_SECOND);
Second = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_MINUTE);
Minute = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_HOUR);
Hour = ((ReadValue&0x30)>>4)*10 + (ReadValue&0x0F);
}
void DS1302_GetTime(void)
{
unsigned char ReadValue;
ReadValue = Read1302(DS1302_SECOND);
Second = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_MINUTE);
Minute = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_HOUR);
Hour = ((ReadValue&0x30)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_DAY);
Day = ((ReadValue&0x30)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_WEEK);
Week = ((ReadValue&0x00)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_MONTH);
Month = ((ReadValue&0x10)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_YEAR);
Year = ((ReadValue&0xF0)>>4)*10 + (ReadValue&0x0F);
}
void DateToStr(void)
{
DateString[0] = '2';
DateString[1] = '0';
DateString[2] = Year/10 + '0'; //年
DateString[3] = Year%10 + '0';
DateString[4] = Month/10 + '0'; //月
DateString[5] = Month%10 + '0';
DateString[6] =Day/10 + '0'; //日
DateString[7] =Day%10 + '0';
}
void TimeToStr(void)
{
TimeString[0] =Hour/10 + '0';
TimeString[1] =Hour%10 + '0';
TimeString[2] =':';
TimeString[3] =Minute/10 + '0';
TimeString[4] =Minute%10 + '0';
TimeString[5] = ':';
TimeString[6] =Second/10 + '0';
TimeString[7] =Second%10 + '0';
}
void Init_DS1302(void)
{
//打开时钟运行
unsigned char Second=Read1302(DS1302_SECOND);
if(Second&0x80)
DS1302_SetTime(DS1302_SECOND,0);
//两个二极管8k电阻串联充电
Write1302(0x90,0xab);
}
/***********************************************************
实用时钟函数
************************************************************/
unsigned char InputDisp2nums(unsigned char x, unsigned char y)
{
unsigned char a[2]={0,0},b;
//输入第一位数
PutStr(x,y,"__" );
while(1)
{
a[0]=InfKey();
if(a[0]>=0 && a[0]<=9){PutChar(x,y,a[0]+'0');break;}
else if((a[0]==DEFAULT)||(a[0]==ENTER)){delay_50ms(5);return DEFAULT;};
}
delay_50ms(4);
//输入第二位数
while(1)
{
a[1]=InfKey();
if(a[1]>=0 && a[1]<=9){PutChar(x,y+1,a[1]+'0');break;}
else if(a[1]==ENTER){PutChar(x,y,'0');PutChar(x,y+1,a[0]+'0');return a[0];}
else if(a[1]==CLR)return InputDisp2nums(x,y);
else if(a[1]==DEFAULT){delay_50ms(5);return DEFAULT;};
}
delay_50ms(4);
//两位都输入后判断
while(1)
{
b=InfKey();
if(b==ENTER)return (a[0]*10+a[1]);
else if(b==CLR)return InputDisp2nums(x,y);
else if(b==DEFAULT){delay_50ms(5);return DEFAULT;};
}
}
void SetTime(void)
{
unsigned char flag=0,a,def;
DS1302_SetProtect(0); //关写保护
DS1302_GetTime();
ClearScr();
while(1)
{
PutStr(0,0,"Year:");
if(DEFAULT!=(def=InputDisp2nums(0,5)))Year=def;
PutChar(0,5,'0');
DispInt(0,6,Year);
PutStr(0,8,"Month:");
do
{
if(DEFAULT!=(def=InputDisp2nums(0,14)))
Month=def;
}
while(Month<1&&Month>12);
PutChar(0,14,'0');
DispInt(0,15,Month);
PutStr(1,0,"Day:");
if(DEFAULT!=(def=InputDisp2nums(1,4)))
Day=def;
PutChar(1,4,'0');
DispInt(1,5,Day);
PutStr(1,8,"Week:");
do
{
if(DEFAULT!=(def=InputDisp2nums(1,13)))
Week=def;
}
while(Week<1&&Week>7);
PutChar(1,13,'0');
DispInt(1,14,Week);
PutStr(2,0,"Hour:");
do
{
if(DEFAULT!=(def=InputDisp2nums(2,5)))
Hour=def;
}
while(Hour>24);
PutChar(2,5,'0');
DispInt(2,6,Hour);
PutStr(2,8,"Min:");
do
{
if(DEFAULT!=(def=InputDisp2nums(2,12)))
Minute=def;
}
while(Minute>60);
PutChar(2,12,'0');
DispInt(2,13,Minute);
PutStr(3,0,"Sec:");
do
{
if(DEFAULT!=(def=InputDisp2nums(3,4)))
Second=def;
}
while(Second>60);
PutChar(3,4,'0');
DispInt(3,5,Second);
PutStr(3,9,"E C B");
while(1)
{
a=InfKey();
if(a==ENTER){flag=1;break;}
else if(a==CLR){flag=0;break;}
else if(a==BACK){flag=3;break;}
}
if(flag)break;
ClearScr();
}
if(flag==3)
{
DS1302_SetProtect(1); //开写保护
return;
}
// 设置时间函数
DS1302_SetTime(DS1302_SECOND,Second);
DS1302_SetTime(DS1302_MINUTE,Minute);
DS1302_SetTime(DS1302_HOUR,Hour);
DS1302_SetTime(DS1302_WEEK,Week);
DS1302_SetTime(DS1302_DAY,Day);
DS1302_SetTime(DS1302_MONTH,Month);
DS1302_SetTime(DS1302_YEAR,Year);
DS1302_SetProtect(1); //开写保护
}
void DispTime(void)
{
unsigned char i;
Init_DS1302();
DS1302_SetProtect(1); //写保护
ClearScr (); //清屏
PutHazs(0,0,8,bt); //显示"北京时间"
PutHaz(2,2,3,date); //星
PutHaz(2,3,4,date); //期
PutHaz(3,2,0,date); //年
PutHaz(3,4,1,date); //月
PutHaz(3,6,2,date); //日
while(~Irq)
{
DS1302_GetTime();
//时间
TimeToStr();
for(i=0;i<8;i++)
PutChar(1,i+3,TimeString[i]);
//年月日
DateToStr();
for(i=0;i<4;i++)
PutChar(3,i,DateString[i]);
for(i=4;i<6;i++)
PutChar(3,i+2,DateString[i]);
for(i=6;i<8;i++)
PutChar(3,i+4,DateString[i]);
//星期
PutHaz(2,4,Week,shuzi);
}
}
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