Category Archives: RGB LED

This WiFi Spoofing Syringe Is For External Use Only

A browse through his collected works will tell you that [El Kentaro] loves to build electronics into interesting enclosures, so when he realized there’s enough room inside a 150 ml plastic syringe to mount an ESP8266, a battery, and a copious amount of RGB LEDs, the “Packet Injector” was the …read more

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Posted in beacon, ESP8266, fake network, huzzah, led hacks, Microcontrollers, pressure sensor, RGB LED, wifi, wireless hacks | Leave a comment

Custom Bases Make LEGO Spacecraft Even Cooler

If you’re reading Hackaday, we’re willing to bet that you either own the LEGO Saturn V and Lunar Module models, or at the very least know somebody who does. Even if you thought you’d finally outgrown playing with little plastic bricks (a critical mistake, but one we’ll ignore for now), …read more

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Posted in apollo, led hacks, lego, lunar module, RGB LED, sound effects, toy hacks | Leave a comment

New Part Day: Two Millimeter Addressable LEDs

The WS2812, or “Neopixels”, or whatever you want to call them, are the standard when it comes to adding blinky to anything. These chips are individually addressable RGB LEDs, which you’ve seen in many LED strips and a thousand other products. These LEDs are rather big compared to normal, dumb …read more

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Posted in hardware, led hacks, RGB LED, ws2812, WS2812-2020 | Leave a comment

IKEA Cloud Lamp Displays The Weather With An ESP8266

The IKEA DRÖMSYN is a wall mounted cloud night light that’s perfect for a kid’s room. For $10 USD, it’s just begging for somebody to cram some electronics in there and make it do something cool. Luckily for us, [Jodgson] decided to take on the challenge and turned this once …read more

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Posted in led hacks, Microcontrollers, openweathermap, RGB LED, sk6812, weather display, wemos d1 mini | Leave a comment

Keep the Kids Entertained with a Time Machine

We often hear it said that today’s kids don’t go out and play as much as they did in the past, but honestly, it’s hard to really blame them. Have you seen some of the games they have now? It’s going to take something a little more exciting than a …read more

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Posted in atx psu, children, kids, Raspberry Pi, RGB LED, time machine, toy hacks | Leave a comment

A Customizable Open Source Mechanical Numpad

Mechanical keyboards with reduced key counts are all the rage these days, but while those streamlined input devices might look cool on your desk, there are times when the traditional number pad or navigation keys are quite handy. Rather than just going without, [Mattia Dal Ben] decided to put together …read more

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Posted in 2019 Hackaday Prize, cherry mx, mechanical keyboard, numpad, peripherals hacks, QMK, RGB LED, The Hackaday Prize | Leave a comment

Getting That Neon Sign Look Without All The Hassle

We all love the look of neon signage, but the between the glassblowing equipment, gas cylinders, high voltage, and the associated skill set, it’s not practical for everyone. Luckily, these days there’s a good alternative: “neon” flexible LED strips. This is the approach [Benni] recently took in making a large …read more

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Posted in DMX lighting, led hacks, neon sign, RGB LED | Leave a comment

Bringing A Child’s Play Kitchen To Life

Given how many adults will go out of their way to avoid spending any extended amount of time in the kitchen, it’s pretty amazing how much children love playing in their miniature versions. Especially since they tend to be pretty simple: usually they’re little more than different sized boxes made …read more

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Posted in ESP8266, kids oven, kitchen, led hacks, Microcontrollers, neopixel ring, RGB LED, TM1637, toy hacks | Leave a comment

Can You Live Without the WS2812?

As near as we can tell, the popular WS2812 individually addressable RGB LED was released to the world sometime around the last half of 2013. This wasn’t long ago, or maybe it was an eternity; the ESP8266, the WiFi microcontroller we all know and love was only released a year …read more

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Posted in APA101, Featured, Interest, led hacks, neopixel, RGB LED, ws2812, ws2812b, WS2813 | Leave a comment

An ESP8266 Sundial For Your Wall

Hackers absolutely love building clocks. Seriously, there are few other devices for which we’ve seen such an incredible number of variations. But while the clocks that hackers build might blink out the time in binary, or write it out in words, they generally don’t feature hands. Apparently in 2019 it’s …read more

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Posted in bulbdial, clock, clock hacks, ESP8266, Microcontrollers, RGB LED, shadow clock, ws2812b | Leave a comment