NEC PC-9801 SpeakBoard

MAME: 0.271 - Released: 2024-10-30T15:59:16 - Machines: 47358 - rom: 354314 - disk: 1336 - Lists: 717 - Software: 138541 - rom: 234702 - disk: 11183

machine AO ? name sourcefile sampleof isbios isdevice ismechanical runnable description year manufacturer romof cloneof MachineGenreId pc9801_spb devices/bus/cbus/pc9801_86.cpp   no yes no no NEC PC-9801 SpeakBoard         System / Device

rom name size crc sha1 region offset status optional merge bios spb lh5764 ic21_pink.bin 8192 5bcefa1f ae88e45d411bf5de1cb42689b12b6fca0146c586 sound_bios 1 good no     spb lh5764 ic22_green.bin 8192 a7925ced 3def9ee386ab6c31436888261bded042cd64a0eb sound_bios 0 good no

chip type tag name clock audio :lspeaker Speaker   audio :rspeaker Speaker   audio :opna YM2608 OPNA 7987000 audio :ldac 16-Bit R-2R Twos Complement DAC   audio :rdac 16-Bit R-2R Twos Complement DAC   audio :opna_slave YM2608 OPNA 7987000

control type player buttons ways reverse minimum maximum sensitivity keydelta ways2 ways3 reqbuttons joy 1 2 8 no               joy 2 2 8 no

device_ref name speaker speaker ym2608 dac_16bit_r2r_tc dac_16bit_r2r_tc ym2608

dipswitch name tag mask PC-9801-86: Port Base :OPNA_DSW 1 PC-9801-86: Enable sound ROM :OPNA_DSW 2 PC-9801-86: Interrupt level :OPNA_DSW 12 PC-9801-86: Interrupt enable :OPNA_DSW 16 PC-9801-86: ID number :OPNA_DSW 224

feature type status overall sound imperfect

input players coins service tilt 2   no no

sound channels 2

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