Multi Game III

This romset comes from a pcb produced by a "company" named Seo Jin. Like other two predecessors,it is a hacked clone of the Nintendo Play-Choice system but hardware based on the Famicom/Nes home console,with games extracted from cartridges.
Hardware info:
Main cpu RP2A03
PPU (VDP) RP2C02
Other ics Nec uPC1352C (equivalent to AN5310 and TDA3570) NTSC to RGB decoder
Osc 21,47727 and 3,579545 Mhz (this one for the decoder)
There are also present two other ics (40 pin DIL),but code ID has been erased.They are very probably another RP2A03 cpu (uses 8kb -6264 SRAM- ) and one that simulate the memory mapper (MMC3),used to manage the Super Mario Bros 3 game memories.

Rom definition:
mg3-6 main program
mg3-1 to 5 and mg3-7 to 9 games code
All eproms are 27c010,27c020 and 27c256

Dumped by tirino73 >isolani@interfree.it<