If you like this site, here are some others you might enjoy!
The Copetti site - A truly excellent site for analyses of console architecutres. Go read everything on this site immediately.
Nicole Express - A blog about the boards powering strip mahjong games, and probably other stuff too.
Secrets of Madoola - A semi-technical fansite for The Wing of Madoola, a Japan-exclusive Famicom game released by Sunsoft (the Blaster Master people) in 1986.
Nesdev Wiki - A wiki aimed at NES homebrew devs, but is also just really interesting to read in general.