#include "reg52.h"
#include <intrins.h>
//#include "LCD1602.h"
//#include "DS1302.h"
#define uint unsigned int
#define uchar unsigned char
sbit  DS1302_CLK = P1^7;              //實時時鐘時鐘線引腳 
sbit  DS1302_IO  = P1^6;              //實時時鐘數據線引腳 
sbit  DS1302_RST = P1^5;              //實時時鐘復位線引腳
sbit  wireless_1 = P3^0;
sbit  wireless_2 = P3^1;
sbit  wireless_3 = P3^2;
sbit  wireless_4 = P3^3;
sbit  ACC0 = ACC^0;
sbit  ACC7 = ACC^7;
char hide_sec,hide_min,hide_hour,hide_day,hide_week,hide_month,hide_year;  //秒,分,時到日,月,年位閃的計數
sbit Set = P2^0;       //模式切換鍵
sbit Up = P2^1;        //加法按鈕
sbit Down = P2^2;      //減法按鈕
sbit out = P2^3;       //立刻跳出調整模式按鈕
sbit DQ = P1^0;        //溫度傳送數據IO口
char done,count,temp,flag,up_flag,down_flag;
uchar temp_value;      //溫度值
uchar TempBuffer[5],week_value[2];



/***********1602液晶顯示部分子程序****************/


//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.數據端口

//內部等待函數**************************************************************************
unsigned char LCD_Wait(void)
{
	LcdRs=0;
	LcdRw=1;	_nop_();
	LcdEn=1;	_nop_();
						 
	LcdEn=0;
	return DBPort;		
}
//向LCD寫入命令或數據************************************************************
#define LCD_COMMAND			0      // Command
#define LCD_DATA			1      // Data
#define LCD_CLEAR_SCREEN	0x01      // 清屏
#define LCD_HOMING  		0x02      // 光標返回原點
void LCD_Write(bit style, unsigned char input)
{
	LcdEn=0;
	LcdRs=style;
	LcdRw=0;		_nop_();
	DBPort=input;	_nop_();//注意順序
	LcdEn=1;		_nop_();//注意順序
	LcdEn=0;		_nop_();
	LCD_Wait();	
}

//設置顯示模式************************************************************
#define LCD_SHOW			0x04    //顯示開
#define LCD_HIDE			0x00    //顯示關	  

#define LCD_CURSOR			0x02 	//顯示光標
#define LCD_NO_CURSOR		0x00    //無光標		     

#define LCD_FLASH			0x01    //光標閃動
#define LCD_NO_FLASH		0x00    //光標不閃動

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

//設置輸入模式************************************************************
#define LCD_AC_UP			0x02
#define LCD_AC_DOWN			0x00      // default

#define LCD_MOVE			0x01      // 畫面可平移
#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位數據端口,2行顯示,5*7點陣
	LCD_Write(LCD_COMMAND,0x38);
	LCD_SetDisplay(LCD_SHOW|LCD_NO_CURSOR);    //開啟顯示, 無光標
	LCD_Write(LCD_COMMAND,LCD_CLEAR_SCREEN);   //清屏
	LCD_SetInput(LCD_AC_UP|LCD_NO_MOVE);       //AC遞增, 畫面不動
}

//液晶字符輸入的位置************************
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));
}

//將字符輸出到液晶顯示
void Print(unsigned char *str)
{
	while(*str!='\0')
	{
		LCD_Write(LCD_DATA,*str);
		str++;
	}
}

void Delay1ms(unsigned int count)
{
	unsigned int i,j;
	for(i=0;i<count;i++)
	for(j=0;j<120;j++);
}

/*延時子程序*/
void mdelay(uint delay)
{	uint i;
 	for(;delay>0;delay--)
   		{for(i=0;i<62;i++) //1ms延時.
       		{;}
   		}
}







main()
{
  Set=1;
  LCD_Initial();    //液晶初始化
  while(1)
  {
  	
	if(Set==1)
	{
	 GotoXY(0,0);                  //液晶字符顯示位置
     Print("hello wolf");
	}
	else{
	GotoXY(0,1);
	Print("hello dong");
	}
    Print("hello wolf");
    Delay1ms(400);                 //掃描延時
	}


}