Author Archives: Glen

It’s an Ethernet-Powered Christmas Tree!

The lighted tree in the video above gets both the power and data for its RGB LED pixels using a single Ethernet cable. Power for the pixels is supplied from an Ethernet switch using the 802.3at PoE+ standard. Data for … Continue reading

Posted in DMX / Art-Net, Ethernet, Lighting, Microchip, PIC18, Power over Ethernet (PoE), RGB LED | Comments Off on It’s an Ethernet-Powered Christmas Tree!

An Enclosure for the Dalibor Farny R|Z568M Nixie Tube

In the first post in this series, we designed a socket and driver board for a Dalibor Farny R|Z568M Nixie tube. In the the second post in this series, we designed a power supply and controller board for the Nixie … Continue reading

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A Controller for a Dalibor Farny R|Z568M Nixie Tube

The first in this series of posts described building a socket and driver board for a Dalibor Farny R|Z568M Nixie tube and driving the tube using a power supply and Particle Photon from another Nixie project. This post covers building … Continue reading

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A Socket for a Dalibor Farny R|Z568M Nixie Tube

I recently ordered one of Dalibor Farny’s R|Z568M Nixie tubes. I wanted to get the tube powered up and displaying digits so I designed a small circuit board to act as a socket and switch the anode and digit cathodes … Continue reading

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Reverse Engineering the iColor Flex Protocol

Back in the early 2000’s–at least a decade before there were Neopixels or WS2812b LEDs–Color Kinetics introduced flexible color changing LED string lights. Each string contained fifty RGB color changing nodes. Each node contained an RGB LED and a custom … Continue reading

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PIC16F1459 USB Volume Knob

The PIC16F1459 is proving to be quite the versatile part when it comes to building USB devices. Previously, I’ve used it to upgrade my giant keyboard, various flavors of one-key keyboards, a USB-controlled industrial stack light, and an annoying CAPS … Continue reading

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Updates to the Annoying CAPS LOCK Warning Buzzer

In my first post on the Annoying CAPS LOCK Warning Buzzer, I concluded with a list of future improvements to make to the project. Those updates are now implemented and the Annoying CAPS LOCK Warning Buzzer is more robust than … Continue reading

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Fort Collins Connexion FTTH Construction – Part Two

In part one of this series of posts, we covered the broadband launch, the start of construction in my neighborhood, the vaults and flowerpots, utility locates and dig ins, and conduit. In part two, we’re going to look at putting … Continue reading

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The Annoying CAPS LOCK Warning Buzzer

The only way to make CAPS LOCK even more annoying was to make it audible! Now never type a password in all upper case, join 500 lines together in vi, or turn a harmless forum post into an ANGRY SCREED … Continue reading

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Fort Collins Connexion FTTH Construction – Part One

This post if the first in a series of post that describe the installation of the Fort Collins Connexion municipal broadband service. I’ll append new information to the bottom of the post whenever something happens on my street. When the … Continue reading

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