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optimize BME680 usage

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This commit is contained in:
Thomas Göttgens 2022-11-06 10:37:14 +01:00
parent 16444c190d
commit 7652253b8d
1 changed files with 17 additions and 14 deletions
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31
src/modules/Telemetry/Sensor/BME680Sensor.cpp
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@ -14,25 +14,28 @@ int32_t BME680Sensor::runOnce() {
if (!hasSensor()) {
return DEFAULT_SENSOR_MINIMUM_WAIT_TIME_BETWEEN_READS;
}
status = bme680.begin(nodeTelemetrySensorsMap[sensorType]);
status = bme680.begin(nodeTelemetrySensorsMap[sensorType], false);
// Set up oversampling and filter initialization
bme680.setTemperatureOversampling(BME68X_OS_1X);
bme680.setHumidityOversampling(BME68X_OS_1X);
bme680.setPressureOversampling(BME68X_OS_1X);
bme680.setIIRFilterSize(BME68X_FILTER_OFF);
bme680.setODR(BME68X_ODR_1000_MS);
// BME68X_FORCED_MODE is done in Lib Init already
bme680.setGasHeater(320, 150); // 320*C for 150 ms
return initI2CSensor();
}
void BME680Sensor::setup()
{
// Set up oversampling and filter initialization
bme680.setTemperatureOversampling(BME680_OS_8X);
bme680.setHumidityOversampling(BME680_OS_2X);
bme680.setPressureOversampling(BME680_OS_4X);
bme680.setIIRFilterSize(BME680_FILTER_SIZE_3);
bme680.setGasHeater(320, 150); // 320*C for 150 ms
}
void BME680Sensor::setup() { }
bool BME680Sensor::getMetrics(Telemetry *measurement) {
measurement->variant.environment_metrics.temperature = bme680.readTemperature();
measurement->variant.environment_metrics.relative_humidity = bme680.readHumidity();
measurement->variant.environment_metrics.barometric_pressure = bme680.readPressure() / 100.0F;
measurement->variant.environment_metrics.gas_resistance = bme680.readGas() / 1000.0;
bme680.performReading();
measurement->variant.environment_metrics.temperature = bme680.temperature;
measurement->variant.environment_metrics.relative_humidity = bme680.humidity;
measurement->variant.environment_metrics.barometric_pressure = bme680.pressure / 100.0F;
measurement->variant.environment_metrics.gas_resistance = bme680.gas_resistance / 1000.0;
return true;
}