DHT11

const int LM_35 = A0;  // Assigning Pin to LM35

int input_val = 0;     // TO store input value

float temp = 0;        // To store final temperature output

void setup() {

   Serial.begin(115200);

}

void loop() { 

   input_val = analogRead(LM_35);             // Reading analog input

   temp = (5.0 * input_val * 100.0) / 1024;   // Some calculation to convert analog value to temperature

   Serial.print("Temperature is : " );                      

   Serial.println(temp);

   delay(1000);      

}