COMPONENTS
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Buzzer
Tutorial about piezoelectric devices, using buzzer as an example. Let's play!
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HUM: Vibration sensor module
You are a beginner with Croduino. Or electronics? A specific module caught your eye, but you do not know how to use it? Do not worry, HUM is here for you! How to Use Module (HUM) is a blog tutorials series by e-radionica where you will find all you need in order to begin working with your favorite module. Tutorials include: technical characteristics, work principle, instructions on how to connect module with Croduino and the basic code. Everything else is left to your imagination.
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HUM: Sound detector module
You are a beginner with Croduino. Or electronics? A specific module caught your eye, but you do not know how to use it? Do not worry, HUM is here for you! How to Use Module (HUM) is a blog tutorials series by e-radionica where you will find all you need in order to begin working with your favorite module. Tutorials include: technical characteristics, work principle, instructions on how to connect module with Croduino and the basic code. Everything else is left to your imagination.
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Just a little about Lithium ion(Li-ion) batteries
Lithium-ion/polymer batteries are getting really popular recently. Informations in this article are the basics of how this battery works, how to use it and how to protect your systems from damage.
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What is a Pull-up / pull-down resistor
You see those pull-up and pull-down resistors all the time. What are they and why are they here - find out!
