light-sensor
wayland/wio-terminal-sensors/light-sensor
Wio Terminal's built-in light sensor.
light-sensor
@/light-sensor
Wio Terminal's built-in light sensor.
UPDpulse
Triggers new read
DONEpulse
Fires on reading complete
VALnumber
The latest read value in range 0.0 … 1.0
C++ implementation
#pragma XOD evaluate_on_pin disable
#pragma XOD evaluate_on_pin enable input_UPD
node {
void evaluate(Context ctx) {
if (!isInputDirty<input_UPD>(ctx))
return;
::pinMode(WIO_LIGHT, INPUT);
emitValue<output_VAL>(ctx, ::analogRead(WIO_LIGHT) / 1023.);
emitValue<output_DONE>(ctx, 1);
}
}