digital logic Archive

  • Latching relay closeup

    Controlling different voltage circuits with the Arduino

    The Arduino provides 5 volts and supplies a maximum of 40mA of current from each pin (it also has one 3.3 volt pin that can supply 50mA of current); this is great if you want to power something like an small LED or a mini...

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  • An extract from the book.

    Lessons In Electronic Circuits: an online compendium of electronics information

    Have you been searching around the internet to find a good resource that clarifies all the seemingly mystical concepts behind electronics? On my wandering around the web, I happened to stumble upon an online textbook called Lessons in Electric Circuits. It presents ideas in a...

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  • DSC_8482

    Intro to Electricity, Part 2: Logic

    This is the second part of our multi-part series explaining the basics of electricity. Last week, we discussed the basic aspects of electricity and some common measurements. That’s great if you want to do basic middle-school science class circuit building, but we want to make...

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Site last updated February 4, 2012 @ 3:42 pm