June 2009
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64 channel servo controller...
I’ve been experimenting with the servo controller that I developed for the ATtiny2313 here and the demultiplexing chips that I mentioned here. The result is a 64 channel servo controller that seems to work pretty well. Right now I … -
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Atmel ATtiny2313 Servo Controller v0.2 - source code
Here’s the source code to the 64 channel ATtiny2313 servo controller. Note that you’ll need to use up to 8 CD74HCT238E, or equivalent, demultiplexor chips and that you can adjust the number of servos that you can control in … -
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Fundamental design flaw in the servo controller code
In my opinion there’s a fundamental design flaw in the both the 8 channel and the 64 channel servo controller firmware that I’ve presented. Both allow the serial data handling code to take priority over the PWM generation code. … -
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Linkfest...
A collection of links that I’ve been using recently for research. Servos and robotics Hitec HS-422 Servo. The servos I currently have; likely not suitable for use as actual leg servos due to lack of torque. Useful link as … -
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Fabrication...
Here are some links that may help once I move onto fabricating the various pieces required to build the hexapod’s body. This is a simple 4 legged walking robot that was machined from an A4 piece of 4mm ply wood. This is the … -
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Chiara hexapod
This is rather nice; Chiara Robot from Carnegie Mellon University’s Tekkotsu lab (via HackedGadgets.com).