Monthly Archives: June 2013

DIY LED Aquarium Lights Tutorial

In this post I give a short video tutorial on how I built the LED fish tank lights for my fish tank. I’m using high-performance Cree XP-G LEDs (XPGWHT-R5) on 23mm star PCBs. Each one outputs 556 lumen at 350mA. I use 6 in this video to give an output of 3,336 lumen at a cost of about 39 Watts […]

By |June 22nd, 2013|Blog, General|13 Comments

GPIOs on the Beaglebone Black using the Device Tree Overlays

This post provides supplementary information to the video that I have just posted on using GPIOs with the Beaglebone Black.
The Video
In this video I am going to continue my series on the Beaglebone by demonstrating how to use its GPIOs for both input and output applications. In this video I will wire simple input and output circuits that are attached to […]

By |June 12th, 2013|Beaglebone, Blog|102 Comments

Git and Curl SSL Certificates Configuration on Beaglebone Black

I have noticed that on the Beaglbone Black that I am constantly having problems with git and curl when it comes to https sites. This post addresses the configuration problems and shows you different ways to solve the problem that may suit your particular needs.
Fixing the SSL problems with Git
Out of the box, if you try to commit to a […]

By |June 5th, 2013|Beaglebone, Blog|21 Comments

Building git from source for the Beaglebone Black

I use for all of my source code source version control. I noticed that in the past few days git push had stopped working for me on the Beaglebone Black (BBB) for one of my repositories. I decided to build git from source to see if it was a version issue. The version of git on the BBB is version 1.7.7 […]

By |June 4th, 2013|Beaglebone, Blog|4 Comments