Why hot configure layout buttons to set a button for coin and so can be used in a real arcade cab? The best is a version for Windows so can be use in Batocera
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This version of the game was built to address repeated requests for a lightweight home arcade version, mostly for multicade owners with a Raspberry Pi, so the mapping follows the standard layout from emulation or FPGA devices for arcade games.
The normal Windows build is available on platforms like Steam and GOG.