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“An advanced lithium battery charger and powerbank with a SSD1306 OLED display, charges 18650, 20700 and 21700 batteries. Story I wanted to make a battery charger that was not based on the popular Chinese TP4056 IC that you see all …
“I love the WS2812B (aka SK6812) addressable LEDs: they are inexpensive and available in different packages. I have used them in different projects, including the MetaClockClock one. I used the NXP Kinetis for these projects, but because they are not …
“OpnBeat is Arduino-based open source Lofi sampler. By using voice recorder chip, it is very simple so that you can modify it as you like. OpnBeat is Arduino-based Lofi sampler which is affordable, easy to understand and fun to play …
“Word Clock is a special type of clock where the current time is highlighted within a set of words that can tell any possible time. Word Clock is a special type of clock where the current time is highlighted within …
“RP2040-based bling that changes its LED color when it detects one of three keywords: “Pi”, “3.14”, or “Irrational” Happy Pi-Day! This project describes a bling designed around the RP2040 microcontroller. In the spirit of celebrating Pi-Day, it is …
“With this instructables (my very first one !), I propose to you to make this glowing HEXA shaped light for your living room or for your gamer boy’s room. As you can see, I was in that last case ;-). The …
“In this guide, you’ll learn how to create a unique clock that displays the time with the atomic numbers of elements on the periodic table. By illuminating specific elements on the table, time is represented in hours, minutes, and …
“Today I’m teaching you how to build a massive LED wall for under $500. Whether you’re an experienced engineer or just a beginner, anyone can make this 7-foot-wide display! The modular design is split into 4 separate panels …
“A 7-inch display was added to the Sandwich Dot IO project in a revision to make it truly wireless and portable. The fan layer, raspberry pi carrier board, and battery bank layer are the three layers that make up this …
“Can WS2812-strips change their colors with the speed of light? No, not really. But can you watch the transmission of data? Yes, you can! Fans of WS2812 strips are happy as soon as their application works as intended. But …