read-pressure

emiliosancheza/bme280-sensor/read-pressure

No description
read-pressure
@/read-pressure
DEV@/bme280-device
A BME280 device.
UPDpulse
Update. Trigger read.
read-pressure
PRESS
DONE
DEV
UPD
DONEpulse
Pulse on read.
PRESSnumber
Atmospheric pressure in Pascal.
To use the node in your project you should have the emiliosancheza/bme280-sensor library installed. Use the “File → Add Library” menu item in XOD IDE if you don’t have it yet. See Using libraries for more info.

C++ implementation

struct State {
};

{{ GENERATED_CODE }}

void evaluate(Context ctx) {
    // The node responds only if there is an input pulse
    if (!isInputDirty<input_UPD>(ctx))
        return;

    // Get a pointer to the `Adafruit_BME280` class instance
    auto bme = getValue<input_DEV>(ctx);
    emitValue<output_PRESS>(ctx, bme->readPressure()/100.0F);
    emitValue<output_DONE>(ctx, 1);
}