This one came as a (very nice) surprise: Autodesk has collaborated with Circuits.io to provide a new tool called 123D Circuits. Here's the announcement along with some media coverage.

123D Circuits is a handy, web-based tool that allows you to create, share and collaborate on circuit designs such as those you'd use with an Arduino microcontroller. And if you're using an Arduino in your circuit, you can even code inside the embedded IDE and simulate its behaviour directly inside your browser – with almost no risk of blowing it up!

You can also embed these circuits into web-pages, which is clearly sweet music to bloggers' ears. 😉

For instance, here's a quick circuit I threw together based on the first Arduino project I talked about on this blog, albeit with minor adjustments to the resistance applied to the LEDs (basically to make the results more visible during simulation):

Simulation view icon in 123D CircuitClick on "Simulation View" above to see how the circuit looks when running:

Pretty cool stuff (not the circuit itself – the ability to create it online and embed it in an HTML page :-). Be sure to head on over and have a play.

3 responses to “123D Circuits”

  1. This is soo cool!!! I am not an electrical engineer so needed a way to pratice at basic citcuits without worrying about having components or ruining stuff. What a brilliant idea to make it virtual with an easy interface.
    I have not tried it but this is a missing link to learning arduino/microcontrollers for me.

  2. I've been playing with the 123d Circuits site, some definate bugs to be worked out. Speed is generally slow, and the search for component seems to only handle exact phrases. Also does not work on mobile devices I tried (note 10.1). Not a complaint, people should just be patient until its improved. Hopefully if Autodesk is involved they will push for fixes also.
    thx

  3. Another free online circuit creator EasyEDA also equipped with powerful schematic capture, mixed-mode circuit simulation and PCB layout function. easyeda.com/
    The software environment allows you to design schematic. Check operation by circuit simulator. When you make sure the circuit function is good, you can create printed circuit board with the same software.
    On the website you can find and use many projects and electronic circuits made by others because they are public and open hardware. There is a useful tutorial explaining the main features of the tool, which makes it easy to drive. It also has some pretty impressive import (and export) options. For instance, You can import files in Eagle , Kikad , LTspice and Altium Designer , and export files in .PNG, or .SVG.

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