BBC Micro Model B (US)

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 bbcb_us acorn/bbc.cpp bbc no no no yes BBC Micro Model B (US) 1983 Acorn Computers bbcb bbcb Computer / Home System

rom name size crc sha1 region offset status optional merge bios usbasic3.rom 16384 161b9539 b39014610a968789afd7695aa04d1277d874405c swr 8000 good no     viewa210.rom 16384 4345359f 88c93df1854f5fbe6cd6e5f0e29a8bf4ea3b5614 swr 0 good no     usdnfs10.rom 16384 7e367e8c 161f585dc45665ea77433c84afd2f95049f7f5a0 swr 4000 good no     usmos10.rom 16384 c8e946a9 83d91d089dca092d2c8b7c3650ff8143c9069b89 mos 0 good no     phrom_us.bin 16384 bf4b3b64 66876702d1d95eecc034d20f25047f893a27cde5 vsm 0 good no

chip type tag name clock cpu maincpu MOS Technology 6502 2000000 audio mono Speaker   audio sn76489 SN76489A 4000000 audio samples Samples   audio cassette Cassette   audio tms5220 TMS5220 640000 audio fdc:acorn8271:i8271:0:525qd:flopsndout Speaker   audio fdc:acorn8271:i8271:0:525qd:floppysound Floppy sound 44100 audio fdc:acorn8271:i8271:1:525qd:flopsndout Speaker   audio fdc:acorn8271:i8271:1:525qd:floppysound Floppy sound 44100

configuration name tag mask Monitor BBCCONFIG 3 Econet BBCCONFIG 4 VideoNuLA BBCCONFIG 8

control type player buttons ways reverse minimum maximum sensitivity keydelta ways2 ways3 reqbuttons keyboard   73   no

device type tag interface fixed_image mandatory cassette cassette bbc_cass     romimage romslot0 bbc_rom     romimage romslot1 bbc_rom     romimage romslot2 bbc_rom     romimage romslot3 bbc_rom     printout printer:printer:printer       floppydisk fdc:acorn8271:i8271:0:525qd floppy_5_25     floppydisk fdc:acorn8271:i8271:1:525qd floppy_5_25

device_ref name m6502 ipt_merge_any_hi ls259 ram screen palette saa5050 hd6845s speaker sn76489a samples cassette_image acia6850 rs232 clock mos6522 bbc_romslot16 bbc_romslot16 bbc_romslot16 bbc_romslot16 software_list software_list speechrom tms5220 mos6522 upd7002 centronics centronics_printer printer_image output_latch bbc_fdc_slot bbc_acorn8271 i8271 floppy_connector floppy_525_qd speaker flopsnd floppy_connector floppy_525_qd speaker flopsnd mc6854 econet econet_slot bbc_analogue_slot bbc_1mhzbus_slot bbc_tube_slot bbc_userport_slot bbc_internal_slot software_list software_list software_list software_list

dipswitch name tag mask Default File System COL2 1 Not Used COL3 1 Disc Timings COL4 1 Disc Timings COL5 1 Boot COL6 1 Screen Mode COL7 1 Screen Mode COL8 1 Screen Mode COL9 1 Econet ID STATID 255

display tag type rotate width height refresh pixclock htotal hbend hbstart vtotal vbend vbstart flipx screen raster 0 640 200 59.637405 16000000 1024 0 640 262 0 200 no

driver status emulation savestate requiresartwork unofficial nosoundhardware incomplete cocktail imperfect good unsupported no no no no

feature type status overall graphics imperfect

input players coins service tilt 1   no no

port tag :BBCCONFIG :BRK :COL0 :COL1 :COL10 :COL11 :COL12 :COL13 :COL14 :COL15 :COL2 :COL3 :COL4 :COL5 :COL6 :COL7 :COL8 :COL9 :STATID

ramoption name ramoptionValue default 32K 32768 yes

sample name motoroff motoron

slot name rs423 romslot0 romslot1 romslot2 romslot3 printer fdc:acorn8271:i8271:0 fdc:acorn8271:i8271:1 econet254 analogue 1mhzbus tube userport internal

softwarelist tag name status filter cass_ls bbc_cass original A,B rom_ls bbc_rom original B flop_ls_b bbcb_flop original   flop_ls_b_orig bbcb_flop_orig original   hdd_ls bbc_hdd original B flop_ls_b_us bbcb_flop_us original

sound channels 3

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