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標題: 基于430的環境溫度控制 [打印本頁]

作者: 鰥獨境諦 時間: 2018-1-27 19:21
標題: 基于430的環境溫度控制

#include "io430.h"
#include "18B20_pei_zhi.c"
#include "18B20.h"
#include "18B20.c"
#include "1602_pei_zhi.c"
unsigned char Set[3];
unsigned int  A0=0;
void zi_ding_yi()
{
unsigned char i;
for(i=0;i<8;i++)
   lcd1602_write_pic(i,pic[i]);
   LCD_write_com(0xc0+0X0e);
   LCD_write_data(0);
}

/******************按鍵識別0/1  子函數********************/
unsigned char key_scan(void)
{    unsigned char ji;
   if(!(P1IN&0x01))
      {
         __delay_cycles(2000);
         if(!(P1IN&0x01))  ji=1;
      }
   if(!(P1IN&0x02))
      {
         __delay_cycles(2000);
         if(!(P1IN&0x02))  ji=2;
      }
         return ji;
}

//***********************************************************************
//    液晶顯示溫度值,xx.xC格式
//***********************************************************************
void LCD_DisplayTemp(unsigned char temp1,unsigned char temp2,unsigned char temp3)
{
  LCD_write_char(0x09,1,0x30+A0);
  LCD_write_char(0x0a,1,0x30+A1);
  LCD_write_char(0x0b,1,0x30+A2);
  LCD_write_char(0x0c,1,'.');
  LCD_write_char(0x0d,1,0X30+A3);
  LCD_write_char(0x0f,1,'C');
}

//***********************************************************************
//    主程序
//***********************************************************************
int main( void )
{
  // Stop watchdog timer to prevent time out reset
unsigned int  n=27,j,ji;
WDTCTL = WDTPW + WDTHOLD;
P2DIR = 0XFF;
P6DIR = 0xff;
Clock_Init();                      //系統時鐘設置
Port_init();                      //系統初始化，設置IO口屬性
delay_ms(100);                   //延時100ms
LCD_init();                      //液晶參數初始化設置
LCD_clear();                      //清屏
LCD_Desk();
write_str(0x80+0x40,"Set:",4);

DS18B20_Reset();    //復位D18B20
while(1)
{
ds1820_start();             //啟動一次轉換
ds1820_read_temp();             //讀取溫度數值
data_do(temp_value);                //處理數據，得到要顯示的值
LCD_DisplayTemp(A1,A2,A3);
zi_ding_yi();

Set[0] = n/10+0x30;
Set[1] = n%10+0x30;
Set[2] = 'C';

write_str(0x80+0x44,Set,3);
j=100*A0+10*A1+A2;
   if(j>=n)
   {
      P2OUT=0X01;
      P6OUT&=0xfe;
   }
   else
   {
      P2OUT=0X00;
      P6OUT|=0xff;
   }
   ji=key_scan();
   if(ji==1) n++;
   if(ji==2) n--;
}
}

huan_jin_kong_zhi.zip

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