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AN GLEis a rotary switch Unit,simply having a10Kpotentiometer inside. This unit can be used for Continuous singal control, such as volume, brightness, or motor speed.
A potentiometer is a manually adjustable, variable resistor with three terminals. Two terminals are connected to a resistive element, the third terminal is connected to an adjustable wiper. The position of the wiper determines the output voltage. The out voltage is captured and converted by AD on ESP32 on portB.
In M5Stack product system, Normally the Grove color indicates the type of communications.
The Unit's Grove interface is black, indicating an analog interface that needs to be connected to the M5Core's GROVE B interface.
