mame (0289) • machine upd4990a • uPD4990A RTC


machine

• XML • JSON • RUN

namesourcefilesampleofisbiosisdeviceismechanicalrunnabledescriptionyearmanufacturercloneofromof
upd4990adevices/machine/upd1990a.cppnoyesnonouPD4990A RTC

mame (0289) • released: 2026-07-29T18:58:46 • machines: 50368 • rom: 371752