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.
Shoot Out (Data East USA, 1985)
Memory Area:shootout_map
Address RangeLengthFunctionDescription
0x0000-0x0FFF4096RAM
0x10001Read Port, WriteDSW1, bankswitch_w
0x00002C_1CActive High
0x00031C_1CActive High
0x00021C_2CActive High
0x00011C_3CActive High
0x00002C_1CActive High
0x000c1C_1CActive High
0x00081C_2CActive High
0x00041C_3CActive High
0x0000OffActive High
0x0020OnActive High
0x0000UprightActive High
0x0040CocktailActive High
0x0080OffActive High
0x0000OnActive High
0x10011Read Port, WriteP1, flipscreen_w
0x0001Joystick RightActive Low
0x0002Joystick LeftActive Low
0x0004Joystick UpActive Low
0x0008Joystick DownActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Start 1Active Low
0x0080Start 2Active Low
0x10021Read Port, WriteP2, coincounter_w
0x0001Joystick RightActive Low
0x0002Joystick LeftActive Low
0x0004Joystick UpActive Low
0x0008Joystick DownActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Coin 2Active High
0x0080Coin 1Active High
0x10031Read Port, WriteDSW2, sound_cpu_command_w
0x00011Active High
0x00033Active High
0x00025Active High
0x0000InfiniteActive High
0x000c20,000 Every 70,000Active High
0x000830,000 Every 80,000Active High
0x000440,000 Every 90,000Active High
0x000070,000Active High
0x0030EasyActive High
0x0020NormalActive High
0x0010HardActive High
0x0000Very_HardActive High
0x0040SpecialActive Low
0x0080CustomActive High
0x1004-0x17FF2044RAM
0x1800-0x19FF512RAM, Sharedspriteram
0x2000-0x27FF2048RAM Write, Sharedtextram_w, textram
0x2800-0x2FFF2048RAM Write, Sharedvideoram_w, videoram
0x4000-0x7FFF16384ROM Bankbank1
0x8000-0xFFFF32768ROM
Memory Area:shootout_sound_map
Address RangeLengthFunctionDescription
0x0000-0x07FF2048RAM
0x4000-0x40012Device Read/Writeymsnd, ym2203_device, read, write
0xA0001Device Readsoundlatch, generic_latch_8_device, read
0xC000-0xFFFF16384ROM
0xD0001Write NOP(// unknown, NOT irq/nmi mask)
 

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:audiocpu
Address RangeLengthLabel/LocationDescription
0xC000-0xFFFF16384cu09.j1CRC(c4cbd558),Sound CPU (Fluke: D3F7)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384cu11.h19CRC(eff00460),foreground characters (Fluke: D7E8)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768cu04.c7CRC(ceea6b20),sprites (Fluke: B4A1)
0x8000-0xFFFF32768cu03.c5CRC(b786bb3e) (Fluke: 0C82)
0x10000-0x17FFF32768cu06.c10CRC(2ec1d17f) (Fluke: 229D)
0x18000-0x1FFFF32768cu05.c9CRC(dd038b85) (Fluke: DC1D)
0x20000-0x27FFF32768cu08.c13CRC(91290933) (Fluke: C4A5)
0x28000-0x2FFFF32768cu07.c12CRC(19b6b94f) (Fluke: A63E)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192cu10.h17CRC(3854c877),background tiles (Fluke: 2DF6)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x8000-0xFFFF32768cu00.b1CRC(090edeb6),opcodes encrypted (Fluke: A693)
0x10000-0x17FFF32768cu02.c3CRC(2a913730),opcodes encrypted (Fluke: 9039)
0x18000-0x1BFFF16384cu01.c1CRC(8843c3ae),opcodes encrypted (Fluke: 9276)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF256gb08.k10CRC(509c65b6) (Fluke: 3BEA)
0x0100-0x01FF256gb09.k6CRC(aa090565),priority encoder? (not used) (Fluke: 5E08)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3