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Mame output serial

Posted: Thu Apr 30, 2020 4:49 am
by bmwpower
Hello.
Is possibile to connect a device like an microcontroller for interacts with the output of the game?
For example the games of dancing is possible make the lights of pad on off during the game?
I tried to compile for the popmessage write serial out but without success...
Anyone can help me ?
Thanks