main.c

关键字：LCD液晶显示屏 串行 并行 ST7920 RT12864

//********************************************************************************************************/
//#include "config.h"
//#include "MyHFile.h"

/*******************************************************************************************************
** 函数名称:
** 功能描述:
** 入口参数:无
** 出口参数:无
*******************************************************************************************************/
#include <REG52.H> 
#include <stdio.h> 
#include "lcd.h"
/*******************************************************************************************************
** 函数名称:main()
** 功能描述:
** 调试说明:
*******************************************************************************************************/

void delay2s(int n)
{
  unsigned char i,j;
  for(;n>0;n--)
     for(i=0;i<250;i++)
        for(j=0;j<250;j++);
}

void delay20ms(int n)
{
  unsigned char i,j;
  for(;n>0;n--)
     for(i=0;i<50;i++)
        for(j=0;j<250;j++);
}
xdata long int Alm_t=3700L;
int prockey(void)
{
   char c=(~P0)&0xf;
   xdata char ss[10];
   if(c==0) return(0);
   delay20ms(1);
   if(c!=(~P0&0xf)) return(0);
   
   switch(c)
      {
       case 0x1:
	       
           LCD_WStr(0x80,"显示温度曲线");
		   	 delay2s(5);
	       return(1);
	       break;
	   case 0x2:
	       Alm_t+=10;
	       break;
	   case 0x4:
	       Alm_t-=10;
	       break;
	   case 0x8:
	       LCD_WStr(0x80,"显示温度曲线");
		   	 delay2s(5);
	       return(1);
	       break;
	   default:
	       return(0);
	   }


    LCD_WStr(0x80,"报警温度：");
	sprintf(ss,"%d.%d",(int)(Alm_t/100L),(int)((Alm_t/10)%10));
    LCD_WStr(0x84,ss);
    LCD_WStr(0x87,"度");
    delay2s(10);
	LCD_CLS();
    return(0);
}

int main(void)
{
    Init_timer0();
	LCD_Init();	
	LCD_CLS();
	timer0_count1_CNST=6000;//60s
    timer0_tick1=0;
	timer0_tick1=1;

	timer0_count2=timer0_count2_CNST=100;//1.5s
    timer0_tick2=0;

	timer0_count3=timer0_count3_CNST=100;
    timer0_tick3=0;
    while(1)
	{
	 if(prockey()) display2();
	 else display1();    
   	 GetAdc();         //get adc temp   
     //Get_t_Str();      //get temperate string
     if( timer0_tick1)
	    {
			timer0_count1=timer0_count1_CNST=6000;//60s
            timer0_tick1=0;    //restart 60s counter           
			startplay();			
		}		
     radio_play(); 
	 //delay2s(1);
	}  
}

/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/