Here's a quick guide on how to populate my custom designed Genesis/Mega Drive reproduction PCBs. It supports most Genesis games. Front Side   U2 - EPROM Needed for: Every gamePart Number: 27C322 or 27C160Function: Holds the ROM fileHow to Program: Use an EPROM programmer and load the ROM file; be sure it is byte-swapped before programming. ROM preparation … Continue reading Genesis Reproduction Board Guide