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Joe Krajnyak (1)
jamma pinout (1)
JAMMA vs "CHAMMA" pinout
From: Joe Krajnyak
Here are the pinouts for a regular JAMMA harness and a 6 button "CHAMMA" harness
Arpicade Tips and Tricks
It is a good idea to back up your software in case of emergency. I recommend imaging your whole SD card for easy restore should something go bad.