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→Testing the sensor
[[Fichier:ENG-CANSAT-BMP280-03.png|640px]]
[[Fichier:ENG-CANSAT-BMP280-03.png|640px]]
<syntaxhighlight lang="c">
#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BMP280.h>
Adafruit_BMP280 bme; // I2C
void setup() {
Serial.begin(9600);
Serial.println(F("BMP280 test"));
if (!bme.begin()) {
Serial.println("Could not find a valid BMP280 sensor, check wiring!");
while (1);
}
}
void loop() {
Serial.print("Temperature = ");
Serial.print(bme.readTemperature());
Serial.println(" *C");
Serial.print("Pressure = ");
Serial.print(bme.readPressure());
Serial.println(" Pa");
Serial.print("Approx altitude = ");
// 1013.25 is the pressure at sea level. It should be ajusted
// with your local forecast for a corect evaluation of altitude
Serial.print(bme.readAltitude(1013.25));
Serial.println(" m");
Serial.println();
delay(2000);
}
</syntaxhighlight>
{{ENG-CANSAT-TRAILER}}
{{ENG-CANSAT-TRAILER}}