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Acorn M4


MAME: 0.239 - Released: 2021-12-28T17:56:18 - Machines: 44092 - rom: 329670 - disk: 1193 - Lists: 658 - Software: 131424 - rom: 218954 - disk: 10495

machine

namesourcefilesampleofisbiosisdeviceismechanicalrunnabledescriptionyearmanufacturerromofcloneof
am4aa310.cpp nononoyesAcorn M41987Acorn Computers  

rom

namesizecrcsha1regionoffsetstatusoptionalmergebios
m4_brazil_8mbaddr_rom0.bin16384f01fb7a6840a15882797572db4764f37b725cf9c5a07a8cbmaincpu0goodno  
m4_brazil_8mbaddr_rom1.bin16384924e41814f1903ef83cb6e0cef130005b0442a6548915b8amaincpu1goodno  
m4_brazil_8mbaddr_rom2.bin16384c210e9a5ee09b8bac275153467ec31f7a16c366a0f97b550maincpu2goodno  
m4_brazil_8mbaddr_rom3.bin163841e5205559b6bdeef8d7fb22ef0203c2f531a4e0a55e22c6fmaincpu3goodno  

chip

typetagnameclock
cpumaincpuARM (little)8000000
cpukeyboard:mcuIntel 805112000000
audiovidc:lspeakerSpeaker 
audiovidc:rspeakerSpeaker 
audiovidc:dac016-Bit R-2R Twos Complement DAC 
audiovidc:dac116-Bit R-2R Twos Complement DAC 
audiovidc:dac216-Bit R-2R Twos Complement DAC 
audiovidc:dac316-Bit R-2R Twos Complement DAC 
audiovidc:dac416-Bit R-2R Twos Complement DAC 
audiovidc:dac516-Bit R-2R Twos Complement DAC 
audiovidc:dac616-Bit R-2R Twos Complement DAC 
audiovidc:dac716-Bit R-2R Twos Complement DAC 
audiofdc:0:35dd:flopsndoutSpeaker 
audiofdc:0:35dd:floppysoundFloppy sound44100

control

typeplayerbuttonswaysreverseminimummaximumsensitivitykeydeltaways2ways3reqbuttons
mouse   no065535100    
keyboard 106 no       

device

typetaginterfacefixed_imagemandatory
floppydiskfdc:0:35ddfloppy_3_5  
harddiskscsi:0:harddisk:imagescsi_hdd  

device_ref

name
arm_le
memc
ioc
archimedes_keyboard
i8051
screen
acorn_vidc1a
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
ram
software_list
software_list
software_list
archimedes_exp
pcf8583
fd1793
floppy_connector
floppy_35_dd
speaker
flopsnd
floppy_connector
centronics
input_buffer
output_latch
output_latch
scc8530
z80scc_channel
z80scc_channel
rs232
rs232
nscsi_bus
nscsi_connector
scsi_harddisk
harddisk_image
nscsi_connector
nscsi_connector
nscsi_connector
nscsi_connector
nscsi_connector
nscsi_connector
nscsi_connector
wd33c93a
archimedes_exp_slot
arc_tube
tube
archimedes_exp_slot
archimedes_exp_slot
archimedes_exp_slot

display

tagtyperotatewidthheightrefreshpixclockhtotalhbendhbstartvtotalvbendvbstartflipx
screenraster073529250.08012816000000102407353120292no

driver

statusemulationsavestaterequiresartworkunofficialnosoundhardwareincompletecocktail
preliminarypreliminaryunsupportednononono 

input

playerscoinsservicetilt
1 nono

port

tag
:keyboard:MOUSE.0
:keyboard:MOUSE.1
:keyboard:MOUSE.2
:keyboard:ROW.0
:keyboard:ROW.1
:keyboard:ROW.10
:keyboard:ROW.11
:keyboard:ROW.12
:keyboard:ROW.13
:keyboard:ROW.14
:keyboard:ROW.15
:keyboard:ROW.2
:keyboard:ROW.3
:keyboard:ROW.4
:keyboard:ROW.5
:keyboard:ROW.6
:keyboard:ROW.7
:keyboard:ROW.8
:keyboard:ROW.9

ramoption

nameramoptionValuedefault
8M8388608yes

slot

name
fdc:0
fdc:1
centronics
rs232a
rs232b
scsi:1
scsi:2
scsi:3
scsi:4
scsi:5
scsi:6
podule0
podule1
podule2
podule3

softwarelist

tagnamestatusfilter
flop_listarchimedesoriginal 
hdd_listarchimedes_hddoriginal 
rom_listarchimedes_romoriginalARC

sound

channels
3



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