Place the following files in this folder:

bbros.rom
block.rom
blockj.rom
blockr1.rom
blockr2.rom
cworld.rom
dokaben.rom
dokaben2.rom
pang.rom
pompingw.rom
sbbros.rom
spang.rom
spangj.rom

These files are generated using the mra tool in:
https://github.com/sebdel/mra-tools-c/tree/master/release

Check out the short tutorial in:
https://github.com/jotego/jtbin/wiki/Analogue-Pocket-Cores

DISCLAIMER: This PocketFPGA core is licensed to be used only
with legally owned dumps of videogame data. It is also licensed
to be used with freeware (homebrew) compatible with the platform.
