microbit mpl3115a2.txt

//Again we use a library -https://github.com/adafruit/Adafruit_MPL3115A2_Library
#include <Wire.h>
#include <Adafruit_MPL3115A2.h>

// Power by connecting Vin to 3-5V, GND to GND
// Uses I2C - connect SCL to the SCL pin, SDA to SDA pin
// See the Wire tutorial for pinouts for each Arduino
// http://arduino.cc/en/reference/wire
Adafruit_MPL3115A2 baro = Adafruit_MPL3115A2();

void setup() 
{
  Serial.begin(9600);
  Serial.println("Adafruit_MPL3115A2 test!");
}

void loop() 
{
  if (! baro.begin()) 
  {
  Serial.println("Couldnt find sensor");
  return;
  

  float pascals = baro.getPressure();
  // Our weather page presents pressure in Inches (Hg)
  // Use http://www.onlineconversion.com/pressure.htm for other units
  Serial.print(pascals/3377); Serial.println(" Inches (Hg)");
  
  float altm = baro.getAltitude();
  Serial.print(altm); Serial.println(" meters");
  
  float tempC = baro.getTemperature();
  Serial.print(tempC); Serial.println("*C");
  
  delay(250);
  }
}