The device can output to UART serial, SPI, I2C, digital out, or analog out, a PC/Mac app called PixyMon shows what the sensor is seeing when plugged in, and of course Pixy can be hooked to a ...

The idea behind the color sensor is to light up red, green, and blue LEDs and see how much light is reflected back from the object with a luminosity sensor. [Rick] chose an Arduino to do all the ...

South African researchers have developed a new cleaning system for solar panels that uses a color-sensing light-to-frequency converter to detect dirt. It can reportedly remove around 95% of the ...

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