I need HELP!... IF you have a MiSTer, 2 player snac adapters(snac split or snax), and an io board with the 3v3/io6 jumper, please check post : r/fpgagaming
I/O-board jumpers - IBM System x3850 X5 and x3950 X5 Types 7145, 7146, 7143, and 7191
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Jumpar io — Play for free at Titotu.io
IO|CHILE Vestido Liso Tipo Jumper Io
Hel Jumper Illustration - IO by UnityPress on Newgrounds