QTR-MD-08A Reflectance Sensor Array: 8-Channel, 8mm Pitch, Analog Output Shipping:1 day we put in a handy

we put in a handy 9-segment bar-graph for indicators

You can see the suggested config

Details for item #4979

The OpenPIR has a multitude of characteristics unique to itself

The firmware was originally developed to run the Ardent Mobile Cloud Platform

QTR-MD-08A Reflectance Sensor Array: 8-Channel, 8mm Pitch, Analog Output Shipping:1 day we put in a handypitch sensors size (mm) output max current optimal range LEDs board 8mm8 61. 0 20. 0 analogous 30 mA 125 mA 5 mm This array of IR LED phototransistor pairs is great for precisely identifying changes in reflectance (like line detection). It operates from 2. 9 V to 5. 5 V and offers dimmable brightness control independent of the supply voltage. In general, the closer the object, the higher the contrast between light and dark readings, but high