温度控制系统代码.doc

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1、#include#include#include#include"math.h"typedefunsignedcharBYTE;typedefunsignedintWORD;typedefbitBOOL;/*-----------------------------DS1620管脚腿定义-------------------------*/#defineDQP2_4#defineCLKP2_3#defineRSTP2_5/****LCD1602define******/#defineucharunsigned

2、char#defineuintunsignedint#defineLCD_DBP0/*--------------------------------------------------------------------*/sbitrs=P2^0;//LCD1602RS定义sbitrw=P2^1;//LCD1602RW定义sbitep=P2^2;//LCD1602EP定义sbitDQ=P2^4;sbitCLK=P2^3;sbitRST=P2^5;sbitp27=P2^7;/*testlamp*/sbitp26=P2^6;//控制继电器开断//sbitRST=0xA2

3、;/*DS1620resetline*///sbitCLK=0xA3;/*DS1620clockline*///sbitDQ=0xA4;/*DS1620dataline*///unsignedchardis1[]={"lichunming"};//unsignedcharshow[]={"0123456789ABCDEF"};unsignedcharshow10[]={"0123456789"};unsignedcharshownum[]={"000"};unsignedchartemp[]={"temp:"};structPID{unsignedintSetPoin

4、t;//设定目标DesiredValueunsignedintProportion;//比例常数ProportionalConstunsignedintIntegral;//积分常数IntegralConstunsignedintDerivative;//微分常数DerivativeConstunsignedintLastError;//Error[-1]unsignedintPrevError;//Error[-2]unsignedintSumError;//SumsofErrors};structPIDspid;//PIDControlStructureunsig

5、nedintrout;//PIDResponse(Output)unsignedintrin;//PIDFeedback(Input)//全局变量unsignedintSetTemp;/*----------------------------------------------------------------------*//*Functionprototypes*//*函数声明*//*----------------------------------------------------------------------*/unsignedintGet162

6、0byte(void);//读取DS1620数值unsignedintRead1620byte(void);//读取DS1620数值（10位的）unsignedintDS1620StartConv(void);//DS1620转换温度unsignedintDS1620ReadConf(void);//读取DS1620控制字unsignedintDS1620read(void);//读取DS1620温度值unsignedintset_temp();//设置预期温度值voidInitDS1620(void);//初始化DS1620voidDisplay_Temp();//

7、显示温度值voidPut1620byte(unsignedcharm);//向DS1620写数值voidWrite1620byte(unsignedcharm);//向DS1620写数值（10位的）unsignedintDS1620SetConf(unsignedcharval);//设置DS1620控制字voidDS1620SetTemp(unsignedTH,unsignedTL);//设置TH、TLvoidPIDInit(structPID*pp);/*----LCD1602显示声明函数---------*/voidLCD_init(void)