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.
The Dealer (Visco Games, 0)
Memory Area:thedealr
Address RangeLengthFunctionDescription
0x0000-0x07FF2048RAM, Sharednvram
0x20001RAM(// w ff at boot (after clearing commram))
0x24001Readirq_ack_r (// r = irq ack.)
0x24001Writeunk_w (// w = ?)
0x28001Read Port, Write NOPCOINS, (// rw)
0x0001MSN?Active High
0x0002Attendant Clear?Active High
0x0004Gamble PayoutActive Low
0x0008TiltActive Low
0x0010SpecialActive Low
0x0020Gamble KeyinActive Low
0x0040Coin 2Active Low
0x0080Coin 1Active Low
0x28011Read PortDSW4
0x0004Flip_ScreenActive High
0x0004OffActive High
0x0000OnActive High
0x2C001Read PortDSW3
0x0002Two PairActive High
0x0000Jacks or BetterActive High
0x0004OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x30001RAM(// rw, comm in test mode)
0x30011RAM(// rw, "")
0x34001Read/Writeiox_r, iox_w
0x34011Readiox_status_r
0x3800-0x3BFF1024RAM, Sharedcommram
0x3C001Device Read/Writeaysnd, ay8910_device, data_r, address_w
0x3C011Device Write
0x80001Device Writewatchdog, watchdog_timer_device, reset_w
0x8000-0xFFFF32768ROM, Regionmaincpu, 0
Memory Area:thedealr_sub
Address RangeLengthFunctionDescription
0x0000-0x00FF256RAM
0x0100-0x01FF256RAM
0x0800-0x27FF8192RAM, Device Read/Writespritegen, seta001_device, spritecodelow_r8, spritecodelow_w8
0x0006CoinageActive High
0x00061C_1CActive High
0x00041C_2CActive High
0x00021C_5CActive High
0x00001 Coin/10 CreditsActive High
0x00180Active High
0x00101Active High
0x00082Active High
0x00003Active High
0x00c05Active High
0x00e010Active High
0x00a020Active High
0x008020 DuplicateActive High
0x004030Active High
0x000030 DuplicateActive High
0x006060Active High
0x002060 DuplicateActive High
0x2800-0x3FFF6144RAM, Device Read/Writespritegen, seta001_device, spritecodehigh_r8, spritecodehigh_w8
0x0006CoinageActive High
0x00061C_1CActive High
0x00041C_2CActive High
0x00021C_5CActive High
0x00001 Coin/10 CreditsActive High
0x00180Active High
0x00101Active High
0x00082Active High
0x00003Active High
0x00c05Active High
0x00e010Active High
0x00a020Active High
0x008020 DuplicateActive High
0x004030Active High
0x000030 DuplicateActive High
0x006060Active High
0x002060 DuplicateActive High
0x4000-0x42FF768RAM, Device Read/Writespritegen, seta001_device, spriteylow_r8, spriteylow_w8
0x0006CoinageActive High
0x00061C_1CActive High
0x00041C_2CActive High
0x00021C_5CActive High
0x00001 Coin/10 CreditsActive High
0x00180Active High
0x00101Active High
0x00082Active High
0x00003Active High
0x00c05Active High
0x00e010Active High
0x00a020Active High
0x008020 DuplicateActive High
0x004030Active High
0x000030 DuplicateActive High
0x006060Active High
0x002060 DuplicateActive High
0x4300-0x43034Device Writespritegen, seta001_device, spritectrl_w8
0x0006CoinageActive High
0x00061C_1CActive High
0x00041C_2CActive High
0x00021C_5CActive High
0x00001 Coin/10 CreditsActive High
0x00180Active High
0x00101Active High
0x00082Active High
0x00003Active High
0x00c05Active High
0x00e010Active High
0x00a020Active High
0x008020 DuplicateActive High
0x004030Active High
0x000030 DuplicateActive High
0x006060Active High
0x002060 DuplicateActive High
0x48001Device Writespritegen, seta001_device, spritebgflag_w8 (// enable / disable background transparency)
0x0006CoinageActive High
0x00061C_1CActive High
0x00041C_2CActive High
0x00021C_5CActive High
0x00001 Coin/10 CreditsActive High
0x00180Active High
0x00101Active High
0x00082Active High
0x00003Active High
0x00c05Active High
0x00e010Active High
0x00a020Active High
0x008020 DuplicateActive High
0x004030Active High
0x000030 DuplicateActive High
0x006060Active High
0x002060 DuplicateActive High
0x5800-0x5BFF1024RAM, Sharedcommram
0x6000-0x7FFF8192ROM, Regionsubcpu, 0x0000
0x8000-0xFFFF32768ROM, Regionsubcpu, 0x8000
 

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.   
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288xb0-002-w45.u42CRC(41ec6a57)
0x80000-0xFFFFF524288xb0-001-w44.u41CRC(bdaca555)
Memory Area:iocpu
Address RangeLengthLabel/LocationDescription
0x0000-0x07FF2048x0-009CRC(e8b86d5a)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768xb4_002CRC(022fc8c4)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x01FF512xb0-u65.u65CRC(5969a133)
0x0200-0x03FF512xb0-u68.u68CRC(c0c54d43)
Memory Area:subcpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536xb3_002CRC(53a37fa4)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3