CPP 187
Ds18b20 najaf Guest on 22nd December 2023 10:02:31 AM
  1. //amir najaf nejad
  2. #include <OneWire.h>
  3. #include <DallasTemperature.h>
  4.  
  5. #define output 2
  6. #define heater 4
  7. #define fan 5
  8. #define LDR A0
  9.  
  10. OneWire oneWire(output);
  11. DallasTemperature sensors(&oneWire);
  12.  
  13. void setup() {
  14.   Serial.begin(9600);
  15.   sensors.begin();
  16.   pinMode(heater,OUTPUT);
  17.   pinMode(fan,OUTPUT);
  18.   pinMode(7,OUTPUT);
  19.   pinMode(8,OUTPUT);
  20.   pinMode(9,OUTPUT);
  21.   pinMode(10,OUTPUT);
  22.  
  23. }
  24.  
  25. void loop() {
  26.   sensors.requestTemperatures();
  27.   float temp = sensors.getTempCByIndex(0);
  28.   if (temp != DEVICE_DISCONNECTED_C)
  29.   {
  30.     Serial.print("Temperature: ");
  31.     Serial.println(temp);
  32.     delay(1000);
  33.     if(temp <= 20){
  34.       digitalWrite(heater,HIGH);
  35.     }
  36.     if(temp >= 40){
  37.       digitalWrite(fan,HIGH);
  38.     }
  39.   }
  40.   else
  41.   {
  42.     Serial.println("Error to reading data");
  43.   }
  44.   int ran = random(7,10);
  45.   if(analogRead(LDR) < 400){
  46.     digitalWrite(ran,HIGH);
  47.   }
  48.  
  49. }

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