Zenith,
May be worth contacting Aaron Giles from the Mame program as he may be able to explain quite a few different arcade systems - as you have noted the Z80 as your preference he would have a lot of knowledge about that processor and hardware.
http://mavedev.com
http://aarongiles.com
May be worth contacting Aaron Giles from the Mame program as he may be able to explain quite a few different arcade systems - as you have noted the Z80 as your preference he would have a lot of knowledge about that processor and hardware.
http://mavedev.com
http://aarongiles.com