#include <DHT.h>

const int TEMP = A0;
const int LED = 9;
const int DHTPIN_A = 2;
const int DHTPIN_B = 7;
const int METER = 5;

DHT dht_a(DHTPIN_A, DHT22);
DHT dht_b(DHTPIN_B, DHT22);

void setup()
{
  Serial.begin(9600);
  dht_a.begin();
  dht_b.begin();
}

static int counter = 0;

void loop()
{
  //float temperature_a = readDHT(dht_a, 'A');
  //readDHT(dht_b, 'B');
  
  //int mappedTemperature = map(temperature_a, 0, 50.0, 0, 1023);
  Serial.println(counter);
  analogWrite(METER, counter);
  counter++;
  counter = counter % 250;
  
  delay(50);
}

void readPlain()
{
  float probeValue = analogRead(TEMP);
  Serial.print("Probe Raw: ");
  Serial.print(probeValue);
  
  float voltage = probeValue * 0.00488758;
  Serial.print(" Voltage: ");
  Serial.print(voltage);
  
  float temperature = (voltage - 0.5) * 100.0;    
  Serial.print(" Temp (C): ");
  Serial.println(temperature);
}

float readDHT(DHT& dht, char probe)
{
  float dhtTemperature = dht.readTemperature();
  float dhtHumidity = dht.readHumidity(); 
  
  Serial.print("Probe: ");
  Serial.print(probe);
  Serial.print(" Temp (C): ");
  Serial.print(dhtTemperature);
  Serial.print(" Humidity: ");
  Serial.println(dhtHumidity);
  
  return dhtTemperature;
}