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Joanne Leung
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How to use DFPlayer Pro to play MP3
What is a DFPlayer Pro? The DFPlayer Pro is an upgrade of the DFPlayer Mini MP3 Player for Arduin...
How to use a Reed Switch
What is a Reed Switch? The Reed Switch is a type of magnetic switch that changes its state in the...
How to use an Electromagnet
What is an Electromagnet? The Grove Electromagnet is a type of magnetic actuator that becomes mag...
How to use a Heart Beat Sensor
What is a Heart Rate Sensor? Heart Rate Sensor a plug-and-play sensor that can easily incorporate...
Using a Whadda Vibration Motor Module
What is a Whadda Vibration Motor Module vibration motor? We already have a tutorial on how to use...
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