#include?“dht11.h“
extern?unsigned?char?HRT;
char_val?dhtstart（）
{
??char?dht11[5]ii;
??char_val?DHT_temp;
??DHT11_OUTPUT;
??DHT11_H;
??DHT11_L;
??delay_ms（20）;
??DHT11_H;
??delay_us（20）;
??DHT11_INPUT;
??if（!DHT11_DATA）???????????????//若有響應(yīng)繼續(xù)
??{
????while（!DHT11_DATA）;
????while（DHT11_DATA）;
????for（ii=0;ii<5;ii++）
????{dht11[ii]=readchar（）;}
????if（dht11[4]==（dht11[1]+dht11[2]+dht11[3]+dht11[0]））
????{
??????DHT_temp.HR=dht11[0];
??????DHT_temp.T=dht11[2];
??????return?DHT_temp;
????}??
??}
??return?（char_val）{0xff0xff};
}
unsigned?char?readchar（）
{
??char?count=0i;
??unsigned?char?readDHT11_DATA;
??for（i=0;i<8;i++）
??{count=0;
??while（!DHT11_DATA）;
??delay_us（30）;
??if（DHT11_DATA）
??{
????count=1;
????while（DHT11_DATA）;
??}
??readDHT11_DATA=readDHT11_DATA<<1;
??readDHT11_DATA|=count;??
??}?
??return?readDHT11_DATA;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-02-13?14:35??dht11\
?????目錄???????????0??2015-02-12?15:07??dht11\Debug\
?????目錄???????????0??2015-02-12?22:47??dht11\Debug\Exe\
?????文件???????16648??2015-02-12?23:24??dht11\Debug\Exe\dht11.d43
?????目錄???????????0??2015-02-15?10:35??dht11\Debug\List\
?????目錄???????????0??2015-02-15?10:34??dht11\Debug\Obj\
?????文件???????46844??2015-02-15?10:34??dht11\Debug\Obj\dht11.pbd
?????文件???????46844??2015-02-15?10:34??dht11\Debug\Obj\dht11.pbd.browse
?????文件???????46394??2015-02-13?14:35??dht11\Debug\Obj\dht11.pbi
?????文件????????9961??2015-02-13?14:35??dht11\Debug\Obj\dht11.pbi.cout
?????文件????????8846??2015-02-12?23:23??dht11\Debug\Obj\dht11.r43
?????文件???????45672??2015-02-13?14:35??dht11\Debug\Obj\main.pbi
?????文件????????9960??2015-02-13?14:35??dht11\Debug\Obj\main.pbi.cout
?????文件????????5068??2015-02-12?23:24??dht11\Debug\Obj\main.r43
?????文件?????????887??2015-02-12?23:23??dht11\dht11.c
?????文件????????2663??2015-02-15?10:34??dht11\dht11.dep
?????文件???????20422??2015-02-12?15:20??dht11\dht11.ewd
?????文件???????52568??2015-02-12?22:37??dht11\dht11.ewp
?????文件?????????159??2015-02-12?15:16??dht11\dht11.eww
?????文件?????????468??2015-02-12?23:07??dht11\dht11.h
?????文件????????7066??2015-02-15?10:34??dht11\dht11CustomSfr.sfr
?????文件?????????273??2015-02-12?23:24??dht11\main.c
?????文件???????????0??2015-02-13?14:35??dht11\path.txt
?????目錄???????????0??2015-02-12?18:22??dht11\settings\
?????文件????????1706??2015-02-15?10:34??dht11\settings\dht11.cspy.bat
?????文件????????5969??2015-02-15?10:34??dht11\settings\dht11.dbgdt
?????文件????????1726??2015-02-15?10:34??dht11\settings\dht11.dni
?????文件????????3749??2015-02-15?10:34??dht11\settings\dht11.wsdt