SID tune for C64 homebrew game - part 1

My enthusiasm for this project has surprised even me, and to avoid this blog filling up with my ramblings about making this 8-bit game, and to keep all of those posts in one suitable place, I've moved this post and the others to their own blog.

This post has moved to:

https://newstuffforoldstuff.blogspot.com/2019/03/homebrew-game-for-c64-part-1-sid-tune.html