#include
#include //含_nop_()延時函數
//定義資料類型
#define uchar unsigned char
#define uint unsigned int
//定義端口
#define LED P0 //段碼輸出口
sbit DQ = P3^2; //傳感器資料口
sbit SMG_q = P1^0;//定義數位管陽級控制腳(千位)
sbit SMG_b = P1^1;//定義數位管陽級控制腳(百位)
sbit SMG_s = P1^2;//定義數位管陽級控制腳(十位)
sbit SMG_g = P1^3;//定義數位管陽級控制腳(個位)
sbit buzzer = P1^5; //蜂鳴器
sbit led_low = P2^6; //低溫訓示燈
sbit led_high = P2^7; //高溫訓示燈
sbit led_ok = P2^5; //溫度正常訓示燈
sbit led_work = P2^4; //工作訓示燈
sbit set = P3^7; //設定按鍵
sbit add = P3^4; //加一按鍵
sbit dec = P3^5; //減一按鍵
//定義變量和常量
int count = 0; //按鍵次數寄存器
int h; //主函數用循環計數器
uint temp; //溫度值
uchar r; //溫度值整數形式
uchar high = 35,low = 20; //上下限初值
//共陽LED段碼表 "0" "1" "2" "3" "4" "5" "6" "7" "8" "9" "不亮" "-"
uchar code LED_code[12] = {0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
uchar code LED_code1[] = {0x40,0x79,0x24,0x30,0x19,0x12,0x02,0x78,0x00,0x10};
uchar code ditab[16] =
{0x00,0x01,0x01,0x02,0x03,0x03,0x04,0x04,0x05,0x06,0x06,0x07,0x08,0x08,0x09,0x09};//小數部分轉換碼表
uchar data temp_data[2] = {0x00,0x00};//存儲從傳感器讀出的溫度值
uchar data dp[5] = {0x00,0x00,0x00,0x00,0x00};//顯示單中繼資料，共4個資料和一個運算
//子函數聲明
void ds_reset(); //DS18B20初始化函數
void ds_write(uchar ds_wrdata); //DS18B20寫資料函數
uchar ds_read(); //DS18B20讀資料函數
read_temp();