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LED diode (Light Emiting Diode)
Find out what are LEDs, how they work and how to use them.
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Low-level Arduino programming(assembler): Blinking LED
Getting to assembler level. How to program Arduino board to blink an LED using nothing but an assembler.
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How to use: Ultrasonic module HC-SR04
Learn how to use Ultrasonic module HC-SR04 in our "How to use" series.
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How to program Croduino Damba?
Croduino Damba is wearable board by e-r.io. How to program it from Arduino - read here.
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What is Fritzing, how does it work and how to use it?
Fritzing is widely popular tool among makers for drawing eye-catching schematics and even creating PCBs. Read more about it in this article.
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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.