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

Posted in MPD Control Panel, Projects | 7 Comments

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

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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

Posted in Play Kitchen Retrofit, Projects | 1 Comment

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

Posted in Play Kitchen Retrofit, Projects | 2 Comments

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

Posted in Play Kitchen Retrofit, Projects | 2 Comments

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

Posted in Projects, Schamplifier | 2 Comments

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

Posted in Projects, Schamplifier | 3 Comments