@tueidj, I did mean GBP, but put BBA adapter cause it was also on my mind 
I was thinking about all this because VBA GX doesn't work in Dolphin (it freaks out with errors), and I have a GBP that I could test, but I wouldn't know to go about doing that, or even how to make a game boy emulator.
http://problemkaputt.de/gbatek.htm#gbagameboyplayer I was looking at that, but there isn't much info on how it passes info

I was thinking about all this because VBA GX doesn't work in Dolphin (it freaks out with errors), and I have a GBP that I could test, but I wouldn't know to go about doing that, or even how to make a game boy emulator.
http://problemkaputt.de/gbatek.htm#gbagameboyplayer I was looking at that, but there isn't much info on how it passes info

