 
 // Destination URL of the HTTP POST
 char http_post_url[] = "http://rede.infoamazonia.org/api/v1/measurements/new";
-
-// Id of the device
-char id[] = "md0000";
-
-// Time elapsed since last measurement (in seconds)
-int time_elapsed = 0;
 
 Adafruit_FONA fona = Adafruit_FONA(FONA_RST);
 

    } else {
      Serial.println(F("SMS sent!"));
    }

    for (i = 0; i < NUM_RETRIES; i++) {
      if (send_http_post(http_post_url, id, buffer)) {
        break;

const byte S3_EN = A7; // S3: pH sensor

// Conductivity sensor (EC) uses pin 47 and disables pins 9, 10, 44, 45, 46.

MPL3115A2 myPressure; // Create an instance of the pressure sensor
HTU21D myHumidity; // Create an instance of the humidity sensor
