Nokia 5110 screen replacement

For the past couple of years, I’ve been using the Nokia 5110 84 x 48 px monochrome display for most of my projects. They are really cheap, small and easy to use while providing enought screen estate to display a couple of variables or sentences. But they have their downsides, the biggest being their terrible … “Nokia 5110 screen replacement”

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Arduino Universal Battery Charging Shield update

One of my most viewed projects ever (both on Instructables and Github) is my AVR Universal Battery Charger. It was also one of the very first projects I ever published, so there wasn’t a proper schematics or board layout (back then I simply didn’t care), my code was messy and the hardware had some flaws. … “Arduino Universal Battery Charging Shield update”

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