SOURCE CODE

[Likechaitanya12]

include

LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

int wLED = 9; int lightLevel = 0; int LDR = A0; int TMP = A1; int rLED = 6; int bLED = 7; int gLED = 8; int sensorPin = A1;

void setup() { Serial.begin(9600); lcd.begin (16, 2); pinMode(wLED, OUTPUT); pinMode(rLED, OUTPUT); pinMode(bLED, OUTPUT); pinMode(gLED, OUTPUT); }

void loop() {

int reading = analogRead(sensorPin);

// converting that reading to voltage, for 3.3v arduino use 3.3 float voltage = reading * 5.0; voltage /= 1024.0;

// print out the voltage Serial.print(voltage); Serial.println(" volts");

// now print out the temperature float temperatureC = (voltage - 0.5) * 100 ; //converting from 10 mv per degree wit 500 mV offset //to degrees ((voltage - 500mV) times 100) Serial.print(temperatureC); Serial.println(" degrees C");

// now convert to Fahrenheit //float temperatureF = (temperatureC * 9.0 / 5.0) + 32.0; //Serial.print(temperatureF); Serial.println(" degrees F");

lightLevel = analogRead(LDR);
Serial.println(lightLevel);

if (lightLevel < 10) { digitalWrite(wLED, HIGH); } else { digitalWrite(wLED, LOW); }

lcd.clear();

lcd.setCursor(0, 0);

if (temperatureC < 2) { digitalWrite(bLED, HIGH); digitalWrite(rLED, LOW); lcd.print("Cold Weather"); lcd.setCursor(0, 1); lcd.print(temperatureC); tone(10, 260); } else if (temperatureC >= 2 && temperatureC < 45){ digitalWrite(bLED, LOW); digitalWrite(rLED, LOW); lcd.setCursor(0, 0); lcd.print("Normal Weather"); noTone(10); } else { digitalWrite(rLED, HIGH); digitalWrite(bLED, LOW); lcd.setCursor(0, 0); lcd.print("Hot Weather"); lcd.setCursor(0, 1); lcd.print(temperatureC); tone(10, 260); }

delay (500);

}