hc-sr04-range-meter
xod-dev/hc-sr04/hc-sr04-range-meter
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hc-sr04-range-meter
@/hc-sr04-range-meter
ECHOport
Board port to which sensor’s `echo` pin is connected.
TRIGport
Board port to which sensor’s `trig` pin is connected.
UPDpulse
Triggers new ultrasonic ping which will result in the output update once sound echo is captured. Pulses coming within 60 ms window after the last one are ignored to fight sensor’s PCB resonance.
OKpulse
Fires when ping is done
Dmnumber
Last measured distance in meters. Will be set to +Inf if the sensor gets no echo back