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#include <reg52.h> #include <intrins.h> #define uchar unsigned char #define uint unsigned int sbit rs = P1^0; //LCD1602功能引腳 sbit rw = P1^1; //LCD1602功能引腳 sbit ep = P1^2; //LCD1602功能引腳 sbit up = P1^3; //升溫繼電器控制端 sbit down = P1^4; //降溫繼電器控制端 sbit DS=P1^7; //DS18B20總線 bit flagn,flags; //定義"+"、"-"標(biāo)志位 long int as=0,an,x,temp; //定義長整型全局變量 char Ts[7],Tn[7]; //定義長度為7的字符串 unsigned char code Ws[] = {"T set up="}; //定義顯示字符串 unsigned char code Wc[] = {" welecome!"}; //定義顯示字符 unsigned char code Er[] = {" Error!"}; //定義顯示字符 unsigned char code Pr[] = {" Please Reboot!"}; //定義顯示字符 unsigned char code Wn[] = {" T now ="}; //定義顯示字符 uchar HSM,LJC,tmp,keyvalue; //定義字符型全局變量 |
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