Memory Area:audiocpu
Search

Memory Map

The following is a memory map that was generated based on the MAME source code (.180).  This information is only as accurate as the MAME driver is.  If you see any errors, please let me know what that error is.
 
The Memory Area is related to where the information is from (CPU, Sound Board, etc..), and it may also reflect what it has in common with other hardware.
Joker's Wild (Sigma, 0)
Memory Area:jwildb52_map
Address RangeLengthFunctionDescription
0x0000-0x3FFF16384RAM, Sharednvram
0x4000-0x7FFF16384ROM Bankbank1
0x8000-0xF6FF30464ROM
0xF7001Readunk_f700_r (// ACIA ???)
0xF7101Writebank1_w
0xF720-0xF7278Device Read/Write6840ptm_1, ptm6840_device, read, write
0xF7301Device Read/Writehd63484, hd63484_device, status_r, address_w
0xF7311Device Read/Writehd63484, hd63484_device, data_r, data_w
0xF7401Readin0_r
0xF7411Read PortIN1
0x0001UnknownActive Low
0x0002MeterActive Low
0x0004ResetActive Low
0x0008LastActive Low
0x0010Machine DoorActive Low
0x0020ServiceActive Low
0x0040Hopper Weight SwitchActive Low
0x0080OtherActive Low
0xF7421Read PortIN2
0x0001Attendant CallActive Low
0x0002OtherActive Low
0x0004Drop DoorActive Low
0x0008UnknownActive Low
0x0010OtherActive Low
0x0020OtherActive Low
0x0040OtherActive Low
0x0080Meter WireActive Low
0xF7431Read PortDSW1
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xF7441Read PortDSW2
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xF7451Read PortDSW3
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xF7461Read PortDSW4
0x003fUnusedActive Low
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xF7471Read PortIN3
0x0001UnknownActive Low
0x0002UnknownActive Low
0x0004UnknownActive Low
0x0008UnknownActive Low
0x0010UnknownActive Low
0x0020V DoorActive High
0x0040UnknownActive Low
0x0080Coin 1Active High
0xF7501Writepalette_bank_w
0xF7601Readunk_f760_r
0xF7801Writeaudiocpu_cmd_irq_w
0xF7901Device Writesoundlatch, generic_latch_8_device, write
0xF7B01Writecoin_enable_w
0xF7B2-0xF7B76Writelamps1_w
0xF7C0-0xF7C34Writelamps2_w
0xF7D51Writehopper_w
0xF7D6-0xF7D72Writetower_lamps_w
0xF800-0xFFFF2048ROM
Memory Area:sound_prog_map
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192RAM
0x6020-0x60278Device Read/Write6840ptm_2, ptm6840_device, read, write
0x60301Writeaudiocpu_irq_ack_w
0x60501Device Readsoundlatch, generic_latch_8_device, read
0x6060-0x60612Device Read/Writeymsnd, ym3812_device, read, write
0x8000-0xFFFF32768ROM, Regionaudiocpu, 0
 

ROM Map for this game

 
This is the ROM map for the game.  This should tell you what address the ROM is at, how big it is, what it's used for.   
0x0000-0xFFFF65536poker.ic95CRC(07eb9007)
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768sound-01-00.43CRC(2712d44c)
0x0000-0x7FFF32768sound-01-00.43CRC(2712d44c)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF256mb7118.41CRC(b362f9e2)
0x0000-0x00FF256mb7118.41CRC(b362f9e2)
0x0000-0x00FF256mb7118.41CRC(b362f9e2)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3