Nikolai Trushnikov / LM35

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Show/hide line numbers lm35.cpp Source File

lm35.cpp

00001 #include "lm35.h"
00002 Ticker lm35_temp;
00003 AnalogIn LMtemp(A0);
00004 uint16_t cnt=KF;
00005 float sum;
00006 LM35_t LM35_0;
00007 void read()
00008 {
00009     if(cnt--){           
00010     sum+=330*LMtemp.read();
00011     }
00012     else {//сообщить о готовности результата и записать результат в переменную.
00013         LM35_0.ready=1;
00014         LM35_0.temp=sum/KF;
00015         sum=0;
00016         cnt=KF;
00017         }
00018 }    
00019 
00020 void LM35_start(float per)
00021 {    
00022     lm35_temp.attach(&read,per/KF);            
00023 }
00024 
00025 void LM35_stop(void)
00026 {    
00027     lm35_temp.detach();            
00028 }
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