Author Archives: schazamp
MPD Control Panel
Introduction I was making good progress on the toy kitchen last fall, and then my son Eliot was born a month too soon, and we moved to a new house that same week. It was some time before I was … Continue reading
Space Age Robotics
I’ve got a new site up at http://www.spaceagerobotics.com/, a place I can put more formal projects. I will continue to post other more hackish projects here, but feel free to go over and check it out. I still have a … Continue reading
SSD1308 (128×64 OLED) I2C Arduino Library
The other part of the oven control panel is the OLED Display 128×64 Twig, which has an I2C interface. Since the Seeeduino168 I’m using has only 1KB of RAM, and since the screen has 1024×8 pixels, I do not have … Continue reading
MPR121 (I2C Touch Sensor) Arduino Library
As part of my Play Kitchen Retrofit project, I’m building a control panel for the oven using this I2C Touch Sensor module from SeeedStudio. I couldn’t get the demo code to work (invalid ZIP, posted something to support about it, … Continue reading
Play Kitchen Retrofit
Seeed Studio is running a toy hacking contest, they’re looking for step-by-step instructions for projects using their GROVE Toy kit. The GROVE wiki page says it all. I submitted an entry, and was accepted as a contestant. Here’s some more … Continue reading
Schamplifier – Heat Sink Design
[Edit: Whoa! I was way off with my calculation of the heat sink surface area. 12"x3" is 0.023 m2, not 0.21 m2. This changes a lot, it makes , which is way too much. If I up the heat sink … Continue reading
Schamplifier – Introduction
I am working on my own version of the Squelette mini chip amp, as presented in Make Magazine #23. My ambitions for this project are relatively unbounded, but knowing the trouble I have with follow-through, I am trying to start … Continue reading
Radio Control Panel – Tweeting Status
I made a few updates to the WiFi Radio Control Panel. I fixed a few bugs in the display, and in the start and stop logic, but the biggest addition was the ability to tweet the currently playing song and … Continue reading
Bus Pirate Breakout 3.2
There was some interest in making another run of these, so after I fixed some of the spacing issues with the 6-pin ISP/SPI header (it was too close to the 10-pin BP header to have cables hooked up to both … Continue reading
Bus Pirate Breakout 0.1
My new Bus Pirate is great, but it’s kind of a pain to use the 10-pin cable and test clips to hook onto small components, and trying to find room for the Vpu pin alongside Vcc drove me to innovate. … Continue reading
