BMP180

BMP180.ino

#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BMP085.h>

Adafruit_BMP085 bmp; // Default I2C

void setup() {
  Serial.begin(9600);

  bool status = bmp.begin();  
  if (!status) {
    Serial.println("Could not find BMP180 sensor!");
    while (1);
  } 
}
 

void loop() { 
  Serial.print("Temperature = ");
  Serial.print(bmp.readTemperature());
  Serial.println(" *C");
  
  // Convert temperature to Fahrenheit
  /*Serial.print("Temperature = ");
  Serial.print(1.8 * bmp.readTemperature() + 32);
  Serial.println(" *F");*/
  
  Serial.print("Pressure = ");
  Serial.print(bmp.readPressure() / 100.0F);
  Serial.println(" hPa");

  Serial.print("Altitude (Approx) = ");
  Serial.print(bmp.readAltitude());
  Serial.println(" m");

  Serial.print("Pressure = ");
  Serial.print(bmp.readSealevelPressure());
  Serial.println(" Pa"); 

  Serial.println();
  delay(1000);
}

// Ref: https://github.com/adafruit/Adafruit-BMP085-Library/blob/master/examples/BMP085test/BMP085test.ino