Gravity: Smart Grayscale Sensor
Grayscale sensor with both digital (two-color threshold) and analog outputs. Easy to configure for line-following or surface detection. Suited for low-cost projects requiring basic color differentiation.
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I2C · Analog · 3.3 – 5 V · Breakout
Adafruit describes the CdS photoresistor as a light sensor whose resistance falls as light increases, and its product page gives an examp…
Light & color
80 other optionsCdS photoresistors, I2C lux sensors like VEML7700 and TSL2591, multi-channel spectral sensors, UV detectors and TCS-series color sensors — about 80 listings for anything that responds to photons.
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