saehn said:
This may be completely useless, but I wasn't sure so here we go. The PSP Gameboy Color emulator named RIN has its source code available here:
Rin is the best gb emulator on any handheld, if only for great lsdj support.
I know I'm gonna look like a little girl for this, but it didn't support sound for Pokemon Crystal when I used it. :unsure: