mame (0289) • machine upd557l • NEC uPD557L


machine

• XML • JSON • RUN

namesourcefilesampleofisbiosisdeviceismechanicalrunnabledescriptionyearmanufacturercloneofromof
upd557ldevices/cpu/ucom4/ucom4.cppnoyesnonoNEC uPD557L

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