104-1602ʦ

104-1602液晶显示DS1302时钟 含定时

#include <REG51.H>
#include <intrins.h>
//#include "LCD1602.h"
//#include "DS1302.h"
#define uint unsigned int
#define uchar unsigned char
sbit  DS1302_CLK = P1^7;              //实时时钟时钟线引脚
sbit  DS1302_IO  = P1^6;              //实时时钟数据线引脚
sbit  DS1302_RST = P1^5;              //实时时钟复位线引脚
sbit  wireless_1 = P3^0;
sbit  wireless_2 = P3^1;
sbit  wireless_3 = P3^2;
sbit  wireless_4 = P3^3;
sbit  beep=P3^4;
sbit  ACC0 = ACC^0;
sbit  ACC7 = ACC^7;
char hide_sec,hide_min,hide_hour,hide_day,hide_week,hide_month,hide_year,hide_m,hide_f,hide_h;
sbit Set = P2^0;       //模式切换键
sbit Up = P2^1;        //加法按钮
sbit Down = P2^2;      //减法按钮
sbit out = P2^3;       //立刻跳出调整模式按钮
sbit dd=P2^4;			 // 定时

sbit DQ = P1^0;        //温度传送数据IO口

char done,count,temp,flag,up_flag,down_flag,key;
uchar temp_value;      //温度值
uchar m,f,h,mo,d,y,w,kaiguan,h=12,f=30;
uchar TempBuffer[5],week_value[2],nao[8];
void naotime();
uchar code tone[]={212,212,190,212,159,169,212,212,190,212,142,159,
212,212,106,126,159,169,190,119,119,126,159,142,159,0};

uchar code lon[]={9,3,12,12,12,24,9,3,12,12,12,24,
9,3,12,12,12,12,12,9,3,12,12,12,24,0};

void delay(uint z)
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void music()
{
uint i,j,k=0,m;
for(m=0;m<26;m++)
{
for(i=0;i<lon[k]*20;i++)
{
beep=~beep;
for(j=0;j<tone[k]/3;j++);
}
delay(10);
k++;
}
}
void show_time();   //液晶显示程序
/***********1602液晶显示部分子程序****************/


//Port Definitions**********************************************************
sbit LcdRs		= P2^5;
sbit LcdRw		= P2^6;
sbit LcdEn  	= P2^7;
sfr  DBPort 	= 0x80;		//P0=0x80,P1=0x90,P2=0xA0,P3=0xB0.数据端口

//内部等待函数**************************************************************************
unsigned char LCD_Wait(void)
{
LcdRs=0;
LcdRw=1;	_nop_();
LcdEn=1;	_nop_();

LcdEn=0;
return DBPort;
}
//向LCD写入命令或数据************************************************************
#define LCD_COMMAND			0      // Command
#define LCD_DATA			1      // Data
#define LCD_CLEAR_SCREEN	0x01      // 清屏
#define LCD_HOMING  		0x02      // 光标返回原点
void LCD_Write(bit style, unsigned char input)
{
LcdEn=0;
LcdRs=style;
LcdRw=0;		_nop_();
DBPort=input;	_nop_();//注意顺序
LcdEn=1;		_nop_();//注意顺序
LcdEn=0;		_nop_();
LCD_Wait();
}

//设置显示模式************************************************************
#define LCD_SHOW			0x04    //显示开
#define LCD_HIDE			0x00    //显示关

#define LCD_CURSOR			0x02 	//显示光标
#define LCD_NO_CURSOR		0x00    //无光标

#define LCD_FLASH			0x01    //光标闪动
#define LCD_NO_FLASH		0x00    //光标不闪动

void LCD_SetDisplay(unsigned char DisplayMode)
{
LCD_Write(LCD_COMMAND, 0x08|DisplayMode);
}

//设置输入模式************************************************************
#define LCD_AC_UP			0x02
#define LCD_AC_DOWN			0x00      // default

#define LCD_MOVE			0x01      // 画面可平移
#define LCD_NO_MOVE			0x00      //default

void LCD_SetInput(unsigned char InputMode)
{
LCD_Write(LCD_COMMAND, 0x04|InputMode);
}

//初始化LCD************************************************************
void LCD_Initial()
{
LcdEn=0;
LCD_Write(LCD_COMMAND,0x38);           //8位数据端口,2行显示,5*7点阵
LCD_Write(LCD_COMMAND,0x38);
LCD_SetDisplay(LCD_SHOW|LCD_NO_CURSOR);    //开启显示, 无光标
LCD_Write(LCD_COMMAND,LCD_CLEAR_SCREEN);   //清屏
LCD_SetInput(LCD_AC_UP|LCD_NO_MOVE);       //AC递增, 画面不动
}

//液晶字符输入的位置************************
void GotoXY(unsigned char x, unsigned char y)
{
if(y==0)
LCD_Write(LCD_COMMAND,0x80|x);
if(y==1)
LCD_Write(LCD_COMMAND,0x80|(x-0x40));
}

//将字符输出到液晶显示
void Print(unsigned char *str)
{
while(*str!='\0')
{
LCD_Write(LCD_DATA,*str);
str++;
}
}
/*void printc(unsigned char lcd_data)
{
  LCD_Write(LCD_DATA,lcd_data);	
}*/





/***********DS1302时钟部分子程序******************/
typedef struct __SYSTEMTIME__
{
unsigned char Second;
unsigned char Minute;
unsigned char Hour;
unsigned char Week;
unsigned char Day;
unsigned char Month;
unsigned char  Year;
unsigned char DateString[12];
unsigned char TimeString[10];
}SYSTEMTIME;	//定义的时间类型
SYSTEMTIME CurrentTime;


#define AM(X)	X
#define PM(X)	(X+12)            	  // 转成24小时制
#define DS1302_SECOND	0x80          //时钟芯片的寄存器位置,存放时间
#define DS1302_MINUTE	0x82
#define DS1302_HOUR		0x84
#define DS1302_WEEK		0x8A
#define DS1302_DAY		0x86
#define DS1302_MONTH	0x88
#define DS1302_YEAR		0x8C

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;           	//相当于汇编中的 RRC
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;         			//相当于汇编中的 RRC
ACC7 = DS1302_IO;
DS1302_CLK = 1;
DS1302_CLK = 0;
}
return(ACC);
}

void Write1302(unsigned char ucAddr, unsigned char ucDa)	//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(ucDa);       	// 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_GetTime(SYSTEMTIME *Time)  //获取时钟芯片的时钟数据到自定义的结构型数组
{
unsigned char ReadValue;
ReadValue = Read1302(DS1302_SECOND);
Time->Second = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_MINUTE);
Time->Minute = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_HOUR);
Time->Hour = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_DAY);
Time->Day = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_WEEK);
Time->Week = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_MONTH);
Time->Month = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
ReadValue = Read1302(DS1302_YEAR);
Time->Year = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
}

void DateToStr(SYSTEMTIME *Time)    //将时间年,月,日,星期数据转换成液晶显示字符串,放到数组里DateString[]
{   if(hide_year<2)                 //这里的if,else语句都是判断位闪烁,<2显示数据,>2就不显示,输出字符串为 2007/07/22
{
Time->DateString[0] = '2';
Time->DateString[1] = '0';
Time->DateString[2] = Time->Year/10 + '0';
Time->DateString[3] = Time->Year%10 + '0';
}
else
{
Time->DateString[0] = ' ';
Time->DateString[1] = ' ';
Time->DateString[2] = ' ';
Time->DateString[3] = ' ';
}
Time->DateString[4] = '/';
if(hide_month<2)
{
Time->DateString[5] = Time->Month/10 + '0';
Time->DateString[6] = Time->Month%10 + '0';
}
else
{
Time->DateString[5] = ' ';
Time->DateString[6] = ' ';
}
Time->DateString[7] = '/';
if(hide_day<2)
{
Time->DateString[8] = Time->Day/10 + '0';
Time->DateString[9] = Time->Day%10 + '0';
Time->DateString[10] =' ';
Time->DateString[11] =' ';
}
else
{
Time->DateString[8] = ' ';
Time->DateString[9] = ' ';
Time->DateString[10] =' ';
Time->DateString[11] =' ';
}
if(hide_week<2)
{
week_value[0] = Time->Week%10 + '0';  //星期的数据另外放到 week_value[]数组里,跟年,月,日的分开存放,因为等一下要在最后显示
}
else
{
week_value[0] = ' ';
}
week_value[1] = '\0';

Time->DateString[10] = '\0'; //字符串末尾加 '\0' ,判断结束字符
}

void TimeToStr(SYSTEMTIME *Time)  //将时,分,秒数据转换成液晶显示字符放到数组 TimeString[];
{
if(hide_hour<2)
{
Time->TimeString[0] = Time->Hour/10 + '0';
Time->TimeString[1] = Time->Hour%10 + '0';
}
else
{
Time->TimeString[0] = ' ';
Time->TimeString[1] = ' ';
}
Time->TimeString[2] = ':';



if(hide_min<2)
{
Time->TimeString[3] = Time->Minute/10 + '0';
Time->TimeString[4] = Time->Minute%10 + '0';

}
else
{
Time->TimeString[3] = ' ';
Time->TimeString[4] = ' ';
}
Time->TimeString[5] = ':';
if(hide_sec<2)
{
Time->TimeString[6] = Time->Second/10 + '0';
Time->TimeString[7] = Time->Second%10 + '0';
Time->TimeString[8] = ' ';
}
else
{
Time->TimeString[6] = ' ';
Time->TimeString[7] = ' ';
Time->TimeString[8] = ' ';

}
Time->DateString[9] = '\0';
}
void baoshi(SYSTEMTIME *Time)
{
if(Time->Hour<22&&Time->Hour>8&&Time->Minute/10==0&&Time->Minute%10==0&&Time->Second/10==0&&Time->Second%10==0)
music();
}
void naozhong(SYSTEMTIME *Time)
{
     if(Time->Minute%10==(f%10)&&Time->Minute/10==(f/10)&&Time->Hour%10==(h%10)&&Time->Hour/10==(h/10)&&Time->Second%10==(m%10)&&Time->Second/10==(m/10))
	  music();		
}
void Initial_DS1302(void)   //时钟芯片初始化
{
unsigned char Second=Read1302(DS1302_SECOND);

if(Second&0x80)	      //判断时钟芯片是否关闭
{
Write1302(0x8e,0x00); //写入允许
Write1302(0x8c,0x07); //以下写入初始化时间 日期:07/07/25.星期: 3. 时间: 23:59:55
Write1302(0x88,0x07);
Write1302(0x86,0x25);
Write1302(0x8a,0x07);
Write1302(0x84,0x23);
Write1302(0x82,0x59);
Write1302(0x80,0x55);
Write1302(0x8e,0x80); //禁止写入
}

}

/***********ds18b20子程序*************************/

/***********ds18b20延迟子函数（晶振12MHz ）*******/

void delay_18B20(unsigned int i)
{
while(i--);
}

/**********ds18b20初始化函数**********************/

void Init_DS18B20(void)
{
unsigned char x=0;
DQ = 1;          //DQ复位
delay_18B20(8);  //稍做延时
DQ = 0;          //单片机将DQ拉低
delay_18B20(80); //精确延时 大于 480us
DQ = 1;          //拉高总线
delay_18B20(14);
x=DQ;            //稍做延时后 如果x=0则初始化成功 x=1则初始化失败
delay_18B20(20);
}

/***********ds18b20读一个字节**************/

unsigned char ReadOneChar(void)
{
uchar i=0;
uchar dat = 0;
for (i=8;i>0;i--)
{
DQ = 0; // 给脉冲信号
dat>>=1;
DQ = 1; // 给脉冲信号
if(DQ)
dat|=0x80;
delay_18B20(4);
}
return(dat);
}
/*************ds18b20写一个字节****************/

void WriteOneChar(uchar dat)
{
unsigned char i=0;
for (i=8; i>0; i--)
{
DQ = 0;
DQ = dat&0x01;
delay_18B20(5);
DQ = 1;
dat>>=1;
}
}
/**************读取ds18b20当前温度************/

void ReadTemp(void)
{
unsigned char a=0;
unsigned char b=0;
unsigned char t=0;
Init_DS18B20();
WriteOneChar(0xCC);    	// 跳过读序号列号的操作
WriteOneChar(0x44); 	// 启动温度转换
delay_18B20(100);       // this message is wery important
Init_DS18B20();
WriteOneChar(0xCC); 	//跳过读序号列号的操作
WriteOneChar(0xBE); 	//读取温度寄存器等（共可读9个寄存器） 前两个就是温度
delay_18B20(100);
a=ReadOneChar();    	//读取温度值低位
b=ReadOneChar();   		//读取温度值高位
temp_value=b<<4;
temp_value+=(a&0xf0)>>4;
}
void temp_to_str()   //温度数据转换成液晶字符显示
{
TempBuffer[0]=temp_value/10+'0';  //十位
TempBuffer[1]=temp_value%10+'0';  //个位
TempBuffer[2]=0xdf;   //温度符号
TempBuffer[3]='C';
TempBuffer[4]='\0';
}
void naoz()
{
  if(hide_h<2)
{
 nao[0]=h/10+'0';
 nao[1]=h%10+'0';
}
else
{
	nao[0]=' ';
 	nao[1]=' ';
}
 nao[2]=':';
if(hide_f<2)
{
 nao[3]=f/10+'0';
 nao[4]=f%10+'0';
}
else
{
nao[3]=' ';
nao[4]=' ';	
}
 nao[5]=':';
if(hide_m<2)
{
 nao[6]=m/10+'0';
 nao[7]=m%10+'0';
}
else
{
 nao[6]=' ';
 nao[7]=' ';	
}
 nao[8]='\0';	
}
void Delay1ms(unsigned int count)
{
unsigned int i,j;
for(i=0;i<count;i++)
for(j=0;j<120;j++);
}
/*延时子程序*/
void mdelay(uint delay)
{	uint i;
for(;delay>0;delay--)
{for(i=0;i<62;i++) //1ms延时.
{;}
}
}
void outkey()                    //跳出调整模式,返回默认显示
{ uchar Second;
if(out==0||wireless_1==1)
{ mdelay(8);
count=0;
hide_sec=0,hide_min=0,hide_hour=0,hide_day=0,hide_week=0,hide_month=0,hide_year=0;
Second=Read1302(DS1302_SECOND);
Write1302(0x8e,0x00); //写入允许
Write1302(0x80,Second&0x7f);
Write1302(0x8E,0x80);          //禁止写入
done=0;
while(out==0);
while(wireless_1==1);
}
}
void outkey1()                    //跳出调整模式,返回默认显示
{ uchar Second;
if(out==0||wireless_1==1)
{ mdelay(8);
count=0;
hide_sec=0,hide_min=0,hide_hour=0,hide_day=0,hide_week=0,hide_month=0,hide_year=0;
Second=Read1302(DS1302_SECOND);
Write1302(0x8e,0x00); //写入允许
Write1302(0x80,Second&0x7f);
Write1302(0x8E,0x80);          //禁止写入
key=0;
while(out==0);
while(wireless_1==1);
}
}