Reading propane levels with ATmega328 and Wi-Fi

Atmel | Bits & Pieces

Want to know how much propane is left? There’s an app for that! 

After what seemed like a never-ending winter, it’s tough to imagine that summer is just around the corner. And with warmer weather and longer days comes the official BBQ season! Let’s face it, nothing is worse than throwing a nicely marinated steak or a pack of burgers onto the grill only to find out that your tank is out of propane. Fortunately, Makers Frank Vigilante and Brendan Glunz have devised a simple solution that can keep you informed as to how much gas is left in an easier, more efficient manner.


Designed as an entry in MAKE: Magazine and Cornell University’s Pitch Your Prototype competition, the DIY device works by simply attaching to any standard brass valve between a propane tank and grill where it measures the internal pressure within the cylindrical container. From there, it sends the data to an accompanying mobile app, which provides grillers with a…

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