0 27c64  v1.9 cpu
1 27c64  v1.9 cpu
a 27c64	 v0.1 music cpu
b 27c040 v0.1 music data
c 27c040 v0.1 music data
d 27c64  v0.1 sound cpu
e 27c040 v0.1 sound data
f 27c512 v0.1 display data

By Maior.