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仿真原理圖如下(proteus仿真工程文件可到本帖附件中下載)程序編譯出錯
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下載附件
2019-3-18 04:26 上傳
單片機(jī)HS1101源程序如下:
- #include<reg52.h>
- #include <absacc.h>
- #define uint unsigned int
- #define uchar unsigned char
- sbit rs=P2^0;
- sbit rw=P2^1;
- sbit en=P2^2;
- sbit DQ=P3^4; // 18b20總線
- unsigned char dat[9]={0}; //溫度
- unsigned char shuju1[9]={0}; //濕度
- uchar code table1[17]={0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x54,0x45,0x4d,0x50,0x2d,0x2e,0x20}; //溫度調(diào)用
- uchar code table2[16]={0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x53,0x48,0x49,0x25,0x2e,0x20}; //濕度調(diào)用
- /**************1602d調(diào)用函數(shù)*******************/
- void write_com(uchar com);
- void write_shuju(uchar shuju);
- void init();
- void delay(uchar z);
- /**************18b20調(diào)用函數(shù)**************/
- unsigned char reset(void); //18b20初始化//
- void write(uchar dat); //18b20寫時序
- unsigned char read(void); //18b20讀時序
- void readtemperature(void); //18b20讀二進(jìn)制16位溫度
- void yanshi(unsigned int us);
- /****************hs1101調(diào)用函數(shù)*************************/
- void readfrequency(void); // 讀頻率函數(shù)//
- bit minrange=0; //濕度下限標(biāo)志位//
- bit maxrange=0; //濕度上限標(biāo)志位//
- bit T0Over=0; //定時器結(jié)束標(biāo)記
- unsigned char w,x,y;
- /******************主函數(shù)******************/
- void main()
- {
- init();
- while(1)
- {
- readtemperature();
- write_com(0x80);
- write_shuju(table1[dat[0]]);
- write_com(0x81);
- write_shuju(table1[dat[1]]);
- write_com(0x82);
- write_shuju(table1[dat[2]]);
- write_com(0x83);
- write_shuju(table1[dat[3]]);
- write_com(0x84);
- write_shuju(table1[dat[4]]);
- write_com(0x85);
- write_shuju(table1[dat[5]]);
- write_com(0x86);
- write_shuju(table1[dat[6]]);
- write_com(0x87);
- write_shuju(table1[dat[7]]);
- write_com(0x88);
- write_shuju(table1[dat[8]]);
- readfrequency();
- }
-
-
-
- }
- /*****************1602延時程序*****************/
- void delay(uchar z)
- {
- uint a,b;
- for(a=0;a<z;a++)
- for(b=0;b<110;b++);
- }
- /*******************1602初始化**************/
- void init()
- {
- en=0;
- write_com(0x38); //設(shè)置為8位并行,顯示2行,5*7點陣顯示
- write_com(0x0c); //設(shè)置顯示開 無光標(biāo) 光標(biāo)不閃爍
- write_com(0x01); //清屏指令
- write_com(0x80);
- }
- /***************1602寫指令*********************/
- void write_com(uchar com)
- {
- rs=0;
- rw=0;
- P1=com;
- delay(5);
- en=1;
- en=0;
- }
- /**************1602寫數(shù)據(jù)**********************/
- void write_shuju(uchar shuju)
- {
- rs=1;
- rw=0;
- P1=shuju;
- delay(5);
- en=1;
- en=0;
- }
- /*************18b20微秒延時********************/
- void yanshi(unsigned int us)
- {
- int s;
- for(s=0;s<us;s++);
- }
- /************************18b20初始化********/
- unsigned char reset(void)
- {
- unsigned char presence;
- DQ=0;
- yanshi(60); //大概480微秒
- DQ=1;
- yanshi(8); //延時大概50微秒
- presence=DQ;
- yanshi(14);
- return(presence);
- }
- /*************18b20寫時序*************************/
- void write(unsigned char dat)
- {
- unsigned char i;
- for(i=8;i>0;i--)
- {
- DQ=0;
- DQ=dat&0x01;
- yanshi(16);
- DQ=1;
- dat>>=1;
- }
- }
- /***************18b20讀時序*********************/
- unsigned char read(void)
- {
- unsigned char i,dat=0;
- for(i=8;i>0;i--)
- {
- DQ=0;
- dat>>=1;
- DQ=1;
- if(DQ)
- dat|=0x80;
- yanshi(7);
- }
- return (dat);
- }
- /**************18b20讀溫度**********************/
- void readtemperature(void)
- {
- unsigned char temp;
- int temperature;
- reset();
- write(0xcc);
- write(0x44);
- reset();
- write(0xcc);
- write(0xbe);
- temperature=read();
- temp=read();
- temperature=temperature|(temp<<8);
- dat[0]=10;
- dat[1]=11;
- dat[2]=12;
- dat[3]=13;
- dat[4]=16;
- if(temperature<0)
- {
- dat[4]=14;
- temperature=~temperature+1;
- }
- dat[5]=(temperature*10/16)/100;
- dat[6]=((temperature*10/16)%100)/10;
- dat[7]=15;
- dat[8]=((temperature*10/16)%100)%10;
- }
- /****************中斷*****************************/
- void timer0() interrupt 1
- {
- TR1=0;
- TR0=0;
- TF0=0;
- ET0=0;
- T0Over=1;
- }
- /*************濕度傳感器頻率采集及轉(zhuǎn)換模塊***************/
- void readfrequency()
- {
- unsigned int ftequency,RH;
- TMOD=0x51;
- TH0=0x4C;
- TL0=0X00;
- TH1=0;
- TL1=0;
- TR1=1;
- TR0=1;
- ET0=1;
- ET1=0;
- EA=1;
- T0Over=0;
- while(!T0Over)
- write_com(0x80+0x40);
- write_shuju(table2[shuju1[0]]);
- write_com(0x80+0x41);
- write_shuju(table2[shuju1[1]]);
- write_com(0x80+0x42);
- write_shuju(table2[shuju1[2]]);
- write_com(0x80+0x43);
- write_shuju(table2[shuju1[3]]);
- write_com(0x80+0x44);
- write_shuju(table2[shuju1[4]]);
- write_com(0x80+0x45);
- write_shuju(table2[shuju1[5]]);
- write_com(0x80+0x46);
- write_shuju(table2[shuju1[6]]);
- write_shuju(table2[shuju1[7]]);
- write_shuju(table2[shuju1[8]]);
- ftequency=(TH1*256+TL1)*20;
- minrange=0;
- maxrange=0;
- if(ftequency)
- {
- if(ftequency<6033)
- maxrange=1;
- if(ftequency>7351)
- minrange=1;
- ^^^^^^^^余下見附件
復(fù)制代碼
0.png (9.11 KB, 下載次數(shù): 39)
下載附件
2019-3-18 04:30 上傳
程序編譯出錯,求大神指導(dǎo)我:
溫濕度檢測.zip
(56.43 KB, 下載次數(shù): 58)
2019-3-17 15:19 上傳
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