Tinkering with Arduino’s IoT Cloud

Another day (of quarantine), another project. Today explore the latest version of the Arduino IoT Cloud (beta). For the hardware we have the following: MKR 1010 MKR ENV Shield ST LPS22HB : atmospheric pressure ST HTS221 : temperature and humidity VISHAY TEMT6000 : Lux of the ambient. VISHAY VEML6075 : UltraViolet wavelengths A / B…

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Controlling a NodeMCU from the Browers

One of the silver linings of coronavirus quarantine has been time to tinker with development boards long ago acquired yet rarely tinkered with. Such is NodeMCU. I am interested in self-contained devices that rely on little support infrastructure yet offer lots of functionality. So one project I have tackled was the ability to remotely and…

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Saleae Logic Analyzer and I2C Addresses

One of the challenging head-scratchers I came up against in learning embedded electronics was analyzing communications that utilized the I2C protocol. One challenge was realizing there was 7-bit and 8-bit address implementations. Not realizing this made for a very long debugging session. It was one those sessions where everything was working, but from my analysis,…

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6 and 20 Sided Dice Simulator

Looking for something cool to build with your new Micro:bit embdded device?  How about a dice simulator that rolls a 6-sided die if you press button A or a 20-sided die if you press button B.

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3D Printable Enclosure Design with Fusion 360

Gears of Resistance Special for May 24, 2017 In the previous two videos was we talked about the workflow for taking an Eagle PCB board file and using the OtherMill Pro to make a circuit board.  Then we took tat same Eagle board file and moved it into Fusion 360 to begin making an enclosure….

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Homebrewing a Tool Box with LEDs!

Some times you just want to make stuff with no real practical purpose! Some call it art. I call it fun. I have wanted a toolbox with LEDs inside so it’s easier to find stuff in the dark. So I set out to make as ‘unique’ (that’s being gentle!) a box as I could using…

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Prototyping Workflow using the Silhouette Portrait

Long the tool of choice of scrapbookers and wedding invite makers, the humble electronic tool is finding itself more and more a part of industrial design workflows. Known to many as a Cricut machine (Cricut being a company that manufacturers these tools, think Kleenex versus tissues or Windex versus window cleaner) these “CNC knives” are very…

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PCB Milling Workflow

After months of trial and error, I am finally getting decent single-sided PCBs milled with X-Carve.  I am currently using 5 apps: EagleCAD, Pixelmator, SuperVectorizer, AutoDesk Graphic and Inventables’ Easel.  Here is the workflow I am using from my MacBook: EagleCAD to draw up the circuit Edit > Net Classes Width to 0.04 inches or…

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Don’t Reinvent the 3D Printed Wheel

  3D printing has unleashed the product designer bug in many of us. Now more than ever, a mere few mouse clicks let’s one go from idea to tangible item in no time. Whether your 3D modeling skills are still under development or you just need a quick prototype, sometimes we don’t have the time…

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Do You “IoT”?

Unless you’ve been sleeping under the rock for past few years, you’ve heard the term “Internet of Things” or IoT. It is a polarizing topic of conversation depending on the circles you travel around.  If you did just wake up, good morning! Now brush your teeth and then check out this article about IoT that…

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