Category: Led

A convincing artificial fire effect for the holiday season, using NeoPixel LEDs, an Arduino UNO, and a cool mist module. The instructions for this are actually pretty simple, basically you just need to get the materials, and put them all together. The only technical part is soldering...

LucaBellan @ open-electronics.org discuss about a multi-function LED lamp that is always connected over WiFi. Since several years already, it is possible to find systems for home automation: irrigation, doors and windows, lighting, air conditioning and alarm systems, everything can be...

Contact-less controlled automatic wardrobe light turns on the LED when you open the wardrobe door. Τhe project is based on Hall effect IC including LED driver and tiny magnet. Board doesn’t require any mechanical switch. When magnet is close to the board, LED is off, when you open...

Boris Landoni @ open-electronics.org designed COLIBRI, a board able to drive 4 color LEDs. He writes: Recently some multicoloured power LEDs have appeared on the market and, differently from the more common RGB LEDs, they incorporate a white LED, as an addition: they are named RGBW...

Sasa Karanovic @ sasakaranovic.com build a heart shaped keychain that flashes 2 LED with the touch of your finger! Source files are available on github. This one is a very simple but cool project, something that I would recommend to anyone who is interested into DIY electronics,...

72 channels Serial (SPI) to parallel driver board has been designed for various applications. This project can be used as multi Solenoid driver, large size 7 segment display driver, bar graph driver, and LED driver. The project works with 5V logic levels. Output load supply 12V-48V DC...

Jumbo 20 Segment SPI (Serial) bar graph driver using 74HC595 serial to parallel converter IC and BC635 display driver transistor. This project is useful for application like Amusement machines, arcade gaming, voltage display, current display, pressure sensor display, temperature sensor...

IoT Fidget Spinner with Bluetooth Low Energy and POV LED Display by Uri Shaked. A smart, programable Fidget Spinner with the following features: JavaScript programmable 10-Pixel RGB PoV display (using APA102 LEDs) Spin count / speed detection using a magnetic latch Using Nordic...