main.c

基于凌阳的数字电子钟基于凌阳的数字电子钟基于凌阳的数字电子钟

//	硬件连接:
//		LCD  D0~D7接IOA0~IOA7
//		LCD_CS    接IOA8
//		LCD_RE	  接IOA9
//		LCD_AO    接IOA10
//		LCD_RW 	  接IOA11
//		LCD_EP    接IOA12
//
//		IO高电平：3.3V     

#include "SPCE061A.h"
#include "LCD_Dis.h"
#include "text.h"
#include "SPLC501_LCD.h"
#include "DS1302Driver_IO.h"

unsigned int time_temp;
unsigned int temp1,temp2;
extern void timer_b_init(void);
extern void adjust_time(void);

 unsigned int  year0;
 unsigned int  year1;
 unsigned int  month0;
 unsigned int  month1;
 unsigned int  date0;
 unsigned int  date1;
 unsigned int  week;
 unsigned int  hour0;
 unsigned int  hour1;
 unsigned int  minute0;
 unsigned int  minute1;
 unsigned int  second0;
 unsigned int  second1;

unsigned int HEX_ASCII(unsigned int HEX)
{
	unsigned int ASCII;
	if((HEX >= 0) && (HEX <= 9))
		ASCII = HEX + 48;
	else if((HEX >= 10) && (HEX <= 15))
		ASCII = HEX + 55;
	return(ASCII);
}


void write_ds1302(void)
{
	unsigned int temp;
//	temp = F_DS1302_ReadByte(0xc1);
 // if(temp!=0xAA)         //读取RAM中的第一个单元数据，看是否已经设置过时间了？
//  {
  	
  F_DS1302_WriteByte(0x8E,0x00);		//enable Write
  F_DS1302_WriteByte(0x80,0x00);		//seconds 00(bit7=0,start clk)
  F_DS1302_WriteByte(0x90,0xAA);		//TCS=1010b  DS=10b  Rout=10b
		
  F_DS1302_WriteByte(0x8C,0x09);		//year 2007
  F_DS1302_WriteByte(0x8A,0x07);		//day 3		
  F_DS1302_WriteByte(0x88,0x03);		//month 08
  F_DS1302_WriteByte(0x86,0x08);		//date 20
  F_DS1302_WriteByte(0x84,0x12);		//hour 18
  F_DS1302_WriteByte(0x82,0x37);		//minute 58
  F_DS1302_WriteByte(0x80,0x00);		//seconds 00(bit7=0,start clk)
		
  F_DS1302_WriteByte(0xC0,0xAA);		//write 0xAA to RAM for flag
 // }
  temp=F_DS1302_ReadByte(0xc1);
}

void read_time()
{
   SetPaintMode(0,1);
   FontSet(0,1);
   PutChar(30,1, 0x32) ;
   PutChar(38,1,0x30) ;
   
   time_temp = F_DS1302_ReadByte(0x8d);   //year
   year1 = HEX_ASCII((time_temp&0xf0)>>4);
   PutChar(46,1,year1);
   year0 = HEX_ASCII(time_temp&0x0f);
   PutChar(54,1,year0);
   PutChar(62,1,45);
  
    time_temp  = F_DS1302_ReadByte(0x89);  //Month
    month1 = HEX_ASCII((time_temp &0xf0)>>4);
    PutChar(70,1, month1) ;
    month0 = HEX_ASCII(time_temp&0x0f);
    PutChar(78,1,month0) ; 
    PutChar(86,1,45);
    
    time_temp = F_DS1302_ReadByte(0x87);  //Date	
    date1 = HEX_ASCII((time_temp&0xf0)>>4);
    PutChar(94,1, date1);	
    date0 = HEX_ASCII(time_temp&0x0f);
    PutChar(102,1, date0); 
    
   
   time_temp = F_DS1302_ReadByte(0x85);  //Hour
   hour1 = HEX_ASCII((time_temp&0xf0)>>4);  
   PutChar(32,20, hour1);  
   hour0 = HEX_ASCII(time_temp&0x0f);  
   PutChar(39,20, hour0);
   PutChar(46,20,58);
  
   time_temp = F_DS1302_ReadByte(0x83);  //Minutes
   minute1 = HEX_ASCII((time_temp &0xf0)>>4); 
   PutChar(52,20,minute1);
   minute0 = HEX_ASCII(time_temp&0x0f);
   PutChar(59,20,minute0); 
   PutChar(66,20,58);
   
   time_temp	= F_DS1302_ReadByte(0x81);  //second 
   second1= HEX_ASCII((time_temp&0xf0)>>4); 
   PutChar(73,20,second1);
   second0 = HEX_ASCII(time_temp&0x0f); 
   PutChar(80,20,second0); 
   
   time_temp = F_DS1302_ReadByte(0x8b);
   week = HEX_ASCII(time_temp&0x0f); 
   PutChar(67,35,week);
   time_temp= F_DS1302_ReadByte(0x8f);
   time_temp= F_DS1302_ReadByte(0x91);
}


void IRQ5(void) __attribute__ ((ISR));
void IRQ5(void)
{
  unsigned int Int_Temp;
  Int_Temp=*P_INT_Ctrl;	
 if(Int_Temp==0x0004)
 { //IRQ5_2Hz
  *P_Watchdog_Clear = C_WDTCLR;      //清看门狗
  *P_INT_Clear=0x0004;
 }
  if(Int_Temp==0x0008)
  { //IRQ5_4Hz
  
   *P_Watchdog_Clear=0x0001;      //清看门狗
   *P_INT_Clear=0x0008;
  }
}


int main(void)
{
	
	*P_SystemClock = 0x0080;		//设置高的CPU主频，可以操作得更快
   	LCD_Init();						//LCD初始化，该函数在LCD_Driver_User.c中定义
    timer_b_init();
    F_DS1302_Initial_IO();   //初始化DS1302
    *P_INT_Ctrl |=C_IRQ5_2Hz; //开2HZ中断，用于清看门狗
   __asm("INT IRQ"); 
	*P_INT_Ctrl = *P_INT_Ctrl_New|C_IRQ3_EXT2; //Open IRQ3_EXT2 interrupt
   __asm("INT IRQ");
    write_ds1302();  
	SetPaintMode(0,1);				//设置绘图模式及前景色（绘图模式没有意义在该驱动中）
	FontSet(2,1); 	
	Rectangle(0,0,126,63,0);	//画矩形框
	LCD501_Bitmap(35,35,(unsigned int *)encoding_07);//显示"星"
	LCD501_Bitmap(51,35,(unsigned int *)encoding_08);//显示"期"
//	FontSet(1,1);					//设置字体类形为ASCII码（西文显示） ，字符色为1
//	PutString(8,54,"www.Mzdesign.com.cn");
	while(1)
	{
	   read_time();
	   adjust_time();
	   *P_Watchdog_Clear = 1;
	   
	}
}