SunFounder ESP32 Starter Kit
4.6.2 You Will Learn
• The principle of RGB LED
• Copy sprites and select different costumes
• Three primary colors superimposed
4.6.3 Build the Circuit
An RGB LED packages three LEDs of red, green, and blue into a transparent or semitransparent plastic shell. It can
display various colors by changing the input voltage of the three pins and superimpose them, which, according to
statistics, can create 16,777,216 different colors.
4.6. 2.3 Colorful Balls 485
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