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Explora Eletrônicos Passatempo, Solar Nooelec e outros!

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Current Limiting Resistor Calculator for Leds

Blog post with 3 great infographics for external circuitry on microcontrollers.

Intro to Stepper Motors

Picture of Intro to Stepper Motors

I2C Arduino configuration. Check out larsennerdlab.com for I2C tutorials!

Micro electronic robots | Flickr - Photo Sharing!

LED-simple-circuit-ever.how-to-calculate-the-value-of-resistor-for-LED

Simple Basic LED Circuit | Circuit Diagram

A beginner's guide to Arduino

After some years of experimenting with Arduino, I decided that the time has come to share the knowledge I've acquired. So I here it goes, a guide to Arduino, with the bare basics for beginners and some more advanced explanations for people who are somewhat more familiar with electronics.Every step will consist of a detailed explanation, then a summary, followed by a more advanced approach.If you're a complete beginner, I recommend reading the explanation first, and then the summary. There…