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Webbit + SiteMesh = …. well, Webbit and SiteMesh
SiteMesh is now available for Webbit Server: Tutorial here: https://github.com/joewalnes/webbit-sitemesh
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MSP430 + ShiftBrite
I like the Texas Instrument MSP430 microcontroller. It’s cheap, low-powered and has tons of features. You can get a complete development board, with embedded debugger, software and 2 controllers for...
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A 3D WebGL GCode viewer, for understanding 3D printers
Towards the end of 2011, I built a 3D printer (RepRap Prusa Mendel). It took 6 weeks of evenings and weekends. Here it is, printing an Octocat I found on Thingiverse: To help understand the model...
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Driving 16 LEDs from a Raspberry Pi, using a shift register
Just received a Raspberry Pi. Thought it would be fun to try and hook the GPIO pins up to a shift register. This would allow a few pins to drive many more. Python code and instructions
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Updated website for Smoothie Charts
Smoothie Charts has a new website. Rather than add to it, I ended up taking stuff out. It’s simple and to the point. It also works well on mobile / tablets. http://smoothiecharts.org
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My Workbench
For the past few months, I’ve been doing more and more electronics and making. Here’s some photos of my electronics workbench in the basement and tips I’ve learned along the way… Tip: Amazon 2x4s...
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Hello Pi Crust! Connect things to your Raspberry Pi
[Update: discuss on Hacker News] This is the Pi Crust: It lives at http://picru.st/. It’s a little PCB I designed to make it easier to experiment with electronics and the Raspberry Pi. You stick it on...
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resisto.rs
I never have a resistor color chart handy when I need one. So I built a little web-app. Fast loading, simple, mobile friendly, and to the point. http://resisto.rs/
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Resistor color codes – now in DuckDuckGo search results
Remember a few weeks back I announced resisto.rs, a no-frills resistor color code calculator? Welllll, if you happen to be a user of DuckDuckGo, it’s now even easier. See the resistor colors directly...
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Blink(1) + Google Latitude = “Where’s Daddy?”
A while back, I backed a Kickstarter: Blink(1) – The USB RGB LED. In a world of next-day instant-gratification deliveries, it’s always a pleasant surprise when something you totally forgot about...
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