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 Berlin Wall (Kaneko, 1991)
Memory Area:berlwall
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM(// ROM)
0x200000-0x20FFFF65536RAM(// Work RAM)
0x30E000-0x30FFFF8192Read/Write, Sharedberlwall_spriteram_r, berlwall_spriteram_w, spriteram (// Sprites (scrambled RAM))
0x400000-0x400FFF4096RAM Device Write, Sharedpalette, palette_device, write, palette (// Palette)
0x480000-0x4800012RAM, Sharedbg15_scroll (// High Color Background)
0x500000-0x5000012Read/Write, Sharedkaneko16_bg15_bright_r, kaneko16_bg15_bright_w, bg15_bright (// "")
0x580000-0x5800012Read/Write, Sharedkaneko16_bg15_select_r, kaneko16_bg15_select_w, bg15_select (// "")
0x600000-0x60003F64Read/Writeberlwall_spriteregs_r, berlwall_spriteregs_w (// Sprite Regs (scrambled RAM))
0x680000-0x6800012Read PortP1
0x0100Joystick UpActive Low
0x0200Joystick DownActive Low
0x0400Joystick LeftActive Low
0x0800Joystick RightActive Low
0x1000Button 1Active Low
0x2000Button 2Active Low
0x4000Button 3Active Low
0x8000UnknownActive Low
0x680002-0x6800032Read PortP2
0x0100Joystick UpActive Low
0x0200Joystick DownActive Low
0x0400Joystick LeftActive Low
0x0800Joystick RightActive Low
0x1000Button 1Active Low
0x2000Button 2Active Low
0x4000Button 3Active Low
0x8000UnknownActive Low
0x680004-0x6800052Read PortSYSTEM
0x0100Start 1Active Low
0x0200Start 2Active Low
0x0400Coin 1Active Low
0x0800Coin 2Active Low
0x2000TiltActive Low
0x4000Service 1Active Low
0x8000UnknownActive Low
0x700000-0x7000012Writekaneko16_coin_lockout_w (// Coin Lockout)
0x780000-0x7800012Device Readwatchdog, watchdog_timer_device, reset16_r
0x800000-0x80001F32Read/Writekaneko16_ay1_YM2149_r, kaneko16_ay1_YM2149_w (// Sound)
0x800200-0x80021F32Read/Writekaneko16_ay2_YM2149_r, kaneko16_ay2_YM2149_w
0x8003FE-0x8003FF2Read/Write NOP(// for OKI when accessed as .l)
0x800400-0x8004012Read/Writeberlwall_oki_r, berlwall_oki_w
0xC00000-0xC03FFF16384Device Read/Writeview2_0, kaneko_view2_tilemap_device, kaneko_tmap_vram_r, kaneko_tmap_vram_w
0x0001Flip_ScreenActive High
0x0001OffActive High
0x0000OnActive High
0x001cCoin_AActive High
0x00004C_1CActive High
0x00043C_1CActive High
0x000c2C_1CActive High
0x001c1C_1CActive High
0x00082C_3CActive High
0x00181C_2CActive High
0x00141C_3CActive High
0x00101C_4CActive High
0x00e0Coin_BActive High
0x00602C_1CActive High
0x00e01C_1CActive High
0x00402C_3CActive High
0x00c01C_2CActive High
0x00a01C_3CActive High
0x00801C_4CActive High
0x00201C_5CActive High
0x00001C_6CActive High
0xD00000-0xD0001F32Device Read/Writeview2_0, kaneko_view2_tilemap_device, kaneko_tmap_regs_r, kaneko_tmap_regs_w
0x0001Flip_ScreenActive High
0x0001OffActive High
0x0000OnActive High
0x001cCoin_AActive High
0x00004C_1CActive High
0x00043C_1CActive High
0x000c2C_1CActive High
0x001c1C_1CActive High
0x00082C_3CActive High
0x00181C_2CActive High
0x00141C_3CActive High
0x00101C_4CActive High
0x00e0Coin_BActive High
0x00602C_1CActive High
0x00e01C_1CActive High
0x00402C_3CActive High
0x00c01C_2CActive High
0x00a01C_3CActive High
0x00801C_4CActive High
0x00201C_5CActive High
0x00001C_6CActive High
 

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
0x0000-0x7FFFF524288bw001.u84CRC(bc927260) (Fluke: 8FE2)
0x0000-0x7FFFF524288bw001.u84CRC(bc927260) (Fluke: 8FE2)
0x80000-0xFFFFF524288bw002.u83CRC(223f5465) (Fluke: 10F2)
0x80000-0xFFFFF524288bw002.u83CRC(223f5465) (Fluke: 10F2)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288bw003.u77CRC(fbb4b72d) (Fluke: F2C6)
0x0000-0x7FFFF524288bw003.u77CRC(fbb4b72d) (Fluke: F2C6)
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFFF262144bw000.u46CRC(d8fe869d) (Fluke: 614A)
0x0000-0x3FFFF262144bw000.u46CRC(d8fe869d) (Fluke: 614A)
Memory Area:plds
Address RangeLengthLabel/LocationDescription
0x0000-0x0116279bw_u47.u47
0x0000-0x0116279bw_u47.u47
0x0200-0x0316279bw_u48.u48
0x0200-0x0316279bw_u48.u48
0x0400-0x0516279bw_u54.u54
0x0400-0x0516279bw_u54.u54
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3