It should detect something as the user sweeps it across himself. From left to right
if (newaverage < 140 - mappedpot)
At what distance to the reflective target are you trying to trigger the buzzer?
Link to the data sheet.
It should detect something as the user sweeps it across himself. From left to right
if (newaverage < 140 - mappedpot)
At what distance to the reflective target are you trying to trigger the buzzer?
Link to the data sheet.