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Dependencies: mbed mbed-rtos TextLCD DHT11
main.cpp
00001 00002 #include "mbed.h" 00003 00004 #include "TextLCD.h" 00005 #include "rtos.h" 00006 #include "DHT11.h" 00007 #include <iostream> 00008 Timer sure; 00009 TextLCD lcd(D11, D12, D7, D8, D9, D10); // rs, e, d4-d7 00010 DigitalOut buzzer(A0); 00011 DigitalIn echo(D6); 00012 DigitalOut trig(D5); 00013 Thread msf,dht_11; 00014 DHT11 t(D3); 00015 long mesafe; 00016 volatile long x;//bu değişken bütün threadlerde çalışır 00017 volatile char sicaklik,nem; 00018 void sicaklikmetodu() 00019 { 00020 while(1) 00021 { 00022 t.readData(); 00023 sicaklik= t.readTemperature(); 00024 nem=t.readHumidity(); 00025 cout<<"Sicaklik:"<<t.readTemperature()<<" Nem:%"<<t.readHumidity()<<endl; 00026 lcd.locate(0,1); 00027 lcd.printf("S:%d N:%d", sicaklik,nem); 00028 wait(2); 00029 00030 } 00031 } 00032 void mesafemetodu() 00033 { 00034 while(1) 00035 { 00036 if(x<50) 00037 { 00038 buzzer=1; 00039 wait(300); 00040 buzzer=0; 00041 wait(300); 00042 } 00043 else 00044 { 00045 buzzer=0; 00046 } 00047 00048 } 00049 } 00050 00051 int main() { 00052 00053 msf.start(mesafemetodu); 00054 dht_11.start(sicaklikmetodu); 00055 while(1) { 00056 sure.reset(); 00057 trig=0; 00058 wait_us(5); 00059 trig=1; 00060 wait_us(10); 00061 sure.start(); 00062 trig=0; 00063 while(!echo); // start pulseIN 00064 sure.start(); 00065 while(echo); 00066 sure.stop(); 00067 mesafe=sure.read_us()/58.2; 00068 printf("%f cm \n",mesafe); 00069 x=mesafe; 00070 if( mesafe<200) 00071 { 00072 printf("Mesafe %d \n",mesafe); 00073 lcd.locate(0,0); 00074 lcd.printf("Mesafe %d cm",mesafe); 00075 lcd.printf(" "); 00076 } 00077 wait_ms(200); // 1 sec 00078 00079 } 00080 } 00081 /* 00082 00083 00084 #include "mbed.h" 00085 00086 DigitalOut trig(D5); 00087 DigitalIn echo(D6); 00088 Timer sure; 00089 float mesafe; 00090 00091 int main() 00092 { 00093 while(1) 00094 { 00095 trig=0; 00096 wait_us(5); 00097 trig=1; 00098 wait_us(10); 00099 sure.start(); 00100 trig=0; 00101 while(1) 00102 { 00103 if(echo==1) 00104 { 00105 sure.stop(); 00106 break; 00107 } 00108 } 00109 mesafe=sure.read()/58.2; 00110 printf("%f cm \n",mesafe); 00111 sure.reset(); 00112 00113 } 00114 } 00115 */
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