First commit

firmware/I2C-Sensor-Lib_iLib/examples/i2c_BMP280/i2c_BMP280.ino

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+#include <Wire.h>
+#include "i2c.h"
+
+#include "i2c_BMP280.h"
+BMP280 bmp280;
+
+void setup()
+{
+    Serial.begin(115200);
+
+    Serial.print("Probe BMP280: ");
+    if (bmp280.initialize()) Serial.println("Sensor found");
+    else
+    {
+        Serial.println("Sensor missing");
+        while (1) {}
+    }
+
+    // onetime-measure:
+    bmp280.setEnabled(0);
+    bmp280.triggerMeasurement();
+}
+
+void loop()
+{
+    bmp280.awaitMeasurement();
+
+    float temperature;
+    bmp280.getTemperature(temperature);
+
+    float pascal;
+    bmp280.getPressure(pascal);
+
+    static float meters, metersold;
+    bmp280.getAltitude(meters);
+    metersold = (metersold * 10 + meters)/11;
+
+    bmp280.triggerMeasurement();
+
+    Serial.print(" HeightPT1: ");
+    Serial.print(metersold);
+    Serial.print(" m; Height: ");
+    Serial.print(meters);
+    Serial.print(" Pressure: ");
+    Serial.print(pascal);
+    Serial.print(" Pa; T: ");
+    Serial.print(temperature);
+    Serial.println(" C");
+}
+
+/**<
+
+Program size:
+A1.0.5:
+A1.5.7: 9680b
+A1.6.3: 9664b / 561b
+
+ */
+