Microbit Halo Programmable Expansion Board Tutorial 2.6 Musical rhythm
In this experiment, we must be use USB data cable to plug in the RGB LED Circular expansion board interface. As shown in the figure below.
The battery is not enough voltage, it will affect the effect, such as color saturation of RGB lamp is reduced or microphone not work normally.
After the program is successfully downloaded, When we play the music, the RGB lights and dot matrix simultaneously beat with music.
Please see the mp4 video file for details.
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