Atmega8 ver. of Megadrum

Hi Guys!
In download part of a main site I saw a firmware for Atmega8. I'm wondering if there was such version of Megadrum? Is it still possible to download the schematics?
In download part of a main site I saw a firmware for Atmega8. I'm wondering if there was such version of Megadrum? Is it still possible to download the schematics?