It Can See! Or maybe “hear”…
I’ve updated my Arduino-based aquarium microcontroller project to incorporate an ultrasonic sonar sensor. The aquarium lights now stay dim during the day, except when someone…
You Can Never Have Enough 0.1 uF Capacitors
I had almost gotten my ultrasonic sonar detecting aquarium light controller to work when I ran into a weird problem: the hardware and program code…
Sonar Is Cool!
One of the things I find oddly intriguing about working with microcontrollers is that they interact with the environment. This isn’t some amazing insight, of…
Redmine, We Hardly Knew Ya
Yesterday I received word from WebFaction, my hosting company, that Redmine was using way more memory than my account limit. After doing some research, apparently…
VirtualBox, Ubuntu and GumStix
My next embedded programming project will involve a single board computer (SBC), rather than a microcontroller. I’ve come across several kinds in my research, but…
Exchange 2007, Outlook Anywhere and SSL Certificates
Today I did my annual heart-in-the-mouth exercise of updating the SSL certificates which allow me to access my Exchange accounts remotely, either over the web…