資源簡介
本設(shè)計是采用AT89C52和SHT11編寫而成,能實現(xiàn)溫度及濕度的實時顯示,并用LCD1602顯示溫度及濕度,硬件電路采用Protues搭建,程序用Keil編寫。
代碼片段和文件信息
#include???
#include?????
#define?uchar?unsigned?char?
#define?uint??unsigned?int?
#define?TEMP_ML?0x03???
#define?HUMI_ML?0x05
uchar?Busy_Check();
void??Initialize_LCD();
void??Write_LCD_Data(uchar?dat);
void??Write_LCD_Command(uchar?cmd);
void??Display_String(uchar?xuchar?yuchar?*str);
uchar?acktemp_htemp_l;
uint??xianshi_t=0;
uint??xianshi_h=0;
sbit??SCK=P1^0;
sbit??DATA?=P1^1;
uchar?current_temp_buffer[]={“HUMI:???“};
uchar?current_temp_buffer1[]={“TEMP:????“};
void?Delay_Us(int?x)
{
uchar?i;
while(x--)
for(i=0;i<200;i++);
}
char?read()??
{?
??unsigned?char?ival=0;
??temp_l=0;
??temp_h=0;
??DATA=1;??????????????????????????
??for?(i=0x80;i>0;i/=2)?????????????
??{?SCK=1;??????????????????????????
????if?(DATA)?val=(val|i);
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件??????98962??2011-01-27?10:19??sht71\Last?Loaded?sht71.DBK
?????文件???????1057??2011-01-27?09:41??sht71\LCD1602.C
?????文件???????3232??2011-02-06?13:29??sht71\LCD1602.LST
?????文件???????5430??2011-02-06?13:29??sht71\LCD1602.OBJ
?????文件??????16291??2011-02-06?13:29??sht71\sht71
?????文件???????3561??2011-02-06?13:29??sht71\SHT71.c
?????文件??????98962??2011-01-27?13:29??sht71\sht71.DSN
?????文件?????????74??2011-02-06?13:29??sht71\sht71.lnp
?????文件???????7749??2011-02-06?13:29??sht71\SHT71.LST
?????文件??????21609??2011-02-06?13:29??sht71\sht71.M51
?????文件??????11724??2011-02-06?13:29??sht71\SHT71.OBJ
?????文件???????1440??2011-02-06?13:30??sht71\sht71.Opt
?????文件????????636??2011-02-06?13:29??sht71\sht71.plg
?????文件????????768??2011-02-06?13:30??sht71\sht71.PWI
?????文件???????2201??2011-01-27?10:19??sht71\sht71.Uv2
????.......??????1450??2011-01-27?14:01??sht71\sht71_Opt.Bak
????.......?????????0??2011-01-27?09:25??sht71\sht71_Uv2.Bak
?????文件???????6376??2005-03-22?15:22??sht71\STARTUP.A51
?????文件??????14048??2011-02-06?13:29??sht71\STARTUP.LST
?????文件????????749??2011-02-06?13:29??sht71\STARTUP.OBJ
?????目錄??????????0??2011-02-06?13:30??sht71
-----------?---------??----------?-----??----
???????????????296319????????????????????21
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