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setOversampling()
Arnd edited this page Dec 11, 2020
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[success = ] setOversampling(sensor,oversampling);
This sets the oversampling rate for one of the 3 different sensors on the BME280. The "sensor" parameter can be specified using an integer value as below or using the enumerated type:
- Use 0 or the enumerated variable TemperatureSensor
- Use 1 or the enumerated variable HumiditySensor
- Use 2 or the enumerated variable PressureSensor
Each sensor can be set to one of the following enumerated type values or numeric values:
- Use 0 or the enumerated variable SensorOff to disable the sensor
- Use 1 or the enumerated variable Oversample1 to not use oversampling
- Use 2 or the enumerated variable Oversample2 to use 2x oversampling
- Use 3 or the enumerated variable Oversample4 to use 4x oversampling
- Use 4 or the enumerated variable Oversample8 to use 8x oversampling
- Use 5 or the enumerated variable Oversample16 to use the maximum 16x oversampling
Any value other value is ignored.
BME280_Class BME280; // Instantiate class
...
while (!BME280.begin()) { // Find on I2C bus
Serial.println("Error, unable to find BME280."); // Show error message
delay(5000); // Wait 5 seconds
} // of if-then we can't initialize or find the device
BME280.setOversample(TemperatureSensor,Oversample16); // 16x sampling to temperature
BME280.setOversample(HumiditySensor,SensorOff); // Don't measure humdity
BME280.setOversample(PressurSensor,Oversample8); // 8x oversampling for pressure
uint8 deviceMode = BME280.mode(NormalMode); // Set normal mode