I’m currently working on building a EMC2-controlled CNC machine with mostly parts I have on hand. I decided to use Victor 883’s to control my servos, but EMC2 does not put out the RC-style PWM signal that victors are driven…
![[protofusion]](http://protofusion.org/wordpress/wp-content/uploads/2013/02/protofusion-text2.png)
Blog Archives
(Really) Cheap RFID door opener
Well, the school year is over, so I thought I’d post up some information about my (extremely cheap and junky-looking but functional) door opener.
Delonghi EC155 Resources
A few people have asked some questions about the EC155 tamper size, replacement frothing wands, etc. I’ll keep updating this page with answers to common questions.
Depressurizing the EC155 Portafilter
The DeLonghi EC155 is a fairly well-built consumer pump espresso machine. It ships with a pressurized portafilter of a non-standard diameter, so finding a non-pressurized replacement is challenging. Instead of purchasing a new portafilter, depressurizing the EC-155’s portafilter is extremely…
Arduino Mobile Connectivity
Many DIY projects that people attempt these days include internet connectivity, logging, gps tracking, sensor data storage, and remote control. People have used xBee, GPS modules, and extra hardware to integrate all of these features, but there is a much…
Automatic Panoramas with Arduino and CHDK
Last year around this time, I posted some information about my automatic panorama-taking “robot” made with an arduino, and a Canon S3IS mounted on a stepper motor, but I never published it to a more exposed portion of the site.…
PanoBot
PanoBot is a rudimentary panorama-taking device for any Canon camera running the CHDK firmware. This project was made back in ’08 so there are numerous projects that are much more full-featured than this implementation; nevertheless, I am making the code…