BOSON: Blue Push Button i2r / i2g / i2b
Buttons are now widely used in doorbell, desk lamp, air conditioner remote control, fire alarm and other scenes. These Boson push buttons output digital signal 0 or 1 with three colors red/blue/yellow provided. They can be used for not only Mind+ and makecode graphical programming but also non-programming projects. And they work well with maincontrollers such as micro:bit and Arduino.
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