public async Task <Bmp180SensorData> GetSensorDataAsync(Bmp180AccuracyMode oss) { // Create the return object. var sensorData = new Bmp180SensorData(); // Read the Uncompestated values from the sensor. var tData = await ReadUncompestatedTemperature(); var pData = await ReadUncompestatedPressure(oss); // Keep raw data for debug sensorData.UncompestatedTemperature = tData; sensorData.UncompestatedPressure = pData; var ut = (tData[0] << 8) + tData[1]; var up = (pData[0] * 256.0) + pData[1] + (pData[2] / 256.0); // Calculate real values var b5 = calculateB5(ut); var t = (b5 + 8) >> 4; sensorData.Temperature = t / 10.0; var s = sensorData.Temperature - 25.0; var x = (x2 * Math.Pow(s, 2)) + (x1 * s) + x0; var y = (y2 * Math.Pow(s, 2)) + (y1 * s) + y0; var z = (up - x) / y; sensorData.Pressure = (p2 * Math.Pow(z, 2)) + (p1 * z) + p0; return(sensorData); }
public async Task<Bmp180SensorData> GetSensorDataAsync(Bmp180AccuracyMode oss) { // Create the return object. var sensorData = new Bmp180SensorData(); // Read the Uncompestated values from the sensor. var tData = await ReadUncompestatedTemperature(); var pData = await ReadUncompestatedPressure(oss); // Keep raw data for debug sensorData.UncompestatedTemperature = tData; sensorData.UncompestatedPressure = pData; var ut = (tData[0] << 8) + tData[1]; var up = (pData[0] * 256.0) + pData[1] + (pData[2] / 256.0); // Calculate real values var b5 = calculateB5(ut); var t = (b5 + 8) >> 4; sensorData.Temperature = t/10.0; var s = sensorData.Temperature - 25.0; var x = (x2 * Math.Pow(s, 2)) + (x1 * s) + x0; var y = (y2 * Math.Pow(s, 2)) + (y1 * s) + y0; var z = (up - x) / y; sensorData.Pressure = (p2 * Math.Pow(z, 2)) + (p1 * z) + p0; return sensorData; }