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National Semiconductor MM58274C RTC - mame (0281) machine

MAME: 0281 - Released: 2025-09-24T18:40:45 - Machines: 49006 - rom: 365545 - disk: 1378

machine

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mm58274cdevices/machine/mm58274c.cppnoyesnonoNational Semiconductor MM58274C RTC