Acorn A500 (Dual MEMC) 2nd Processor

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 bbc_tube_a500d devices/bus/bbc/tube/tube_a500.cpp   no yes no no Acorn A500 (Dual MEMC) 2nd Processor         System / Device

rom name size crc sha1 region offset status optional merge bios m4_brazil_8mbaddr_rom0.bin 16384 f01fb7a6 840a15882797572db4764f37b725cf9c5a07a8cb maincpu 0 good no     m4_brazil_8mbaddr_rom1.bin 16384 924e4181 4f1903ef83cb6e0cef130005b0442a6548915b8a maincpu 1 good no     m4_brazil_8mbaddr_rom2.bin 16384 c210e9a5 ee09b8bac275153467ec31f7a16c366a0f97b550 maincpu 2 good no     m4_brazil_8mbaddr_rom3.bin 16384 1e520555 9b6bdeef8d7fb22ef0203c2f531a4e0a55e22c6f maincpu 3 good no

chip type tag name clock cpu :maincpu ARM 8000000 cpu :keyboard:mcu Intel 8051 12000000 audio :vidc:lspeaker Speaker   audio :vidc:rspeaker Speaker   audio :vidc:dac0 16-Bit R-2R Twos Complement DAC   audio :vidc:dac1 16-Bit R-2R Twos Complement DAC   audio :vidc:dac2 16-Bit R-2R Twos Complement DAC   audio :vidc:dac3 16-Bit R-2R Twos Complement DAC   audio :vidc:dac4 16-Bit R-2R Twos Complement DAC   audio :vidc:dac5 16-Bit R-2R Twos Complement DAC   audio :vidc:dac6 16-Bit R-2R Twos Complement DAC   audio :vidc:dac7 16-Bit R-2R Twos Complement DAC

control type player buttons ways reverse minimum maximum sensitivity keydelta ways2 ways3 reqbuttons mouse       no 0 65535 100         keyboard   106   no

device_ref name arm_cpu ipt_merge_any_hi ipt_merge_any_hi tube memc ioc archimedes_keyboard i8051 screen acorn_vidc1 speaker speaker dac_16bit_r2r_tc dac_16bit_r2r_tc dac_16bit_r2r_tc dac_16bit_r2r_tc dac_16bit_r2r_tc dac_16bit_r2r_tc dac_16bit_r2r_tc dac_16bit_r2r_tc

display tag type rotate width height refresh pixclock htotal hbend hbstart vtotal vbend vbstart flipx :screen raster 0 735 292 50.080128 16000000 1024 0 735 312 0 292 no

input players coins service tilt 1   no no

sound channels 2

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