Soulsby Synthesizers has released Atmegadrum – software that turns the Atmegatron into a 16-part 16-step drum machine. It also features a global pitch LFO and individual instrument volumes and delay effects.
The video below demonstrates how to upload & install Atmegadrum to the Atmegatron:
http://www.youtube.com/watch?v=-JT9BsZm2bg
Details and the download are available at the Soulsby Synths site.
And rather funky it is too
Hmmm. Not really.