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.
Splash! (Gaelco / OMK Software, 1992)
Memory Area:splash_map
Address RangeLengthFunctionDescription
0x0000-0x3FFFFF4194304ROM(/* ROM */)
0x800000-0x83FFFF262144RAM, Sharedpixelram (/* Pixel Layer */)
0x840000-0x8400012Read PortDSW1
0x00065C_1CActive High
0x00074C_1CActive High
0x00083C_1CActive High
0x00092C_1CActive High
0x000f1C_1CActive High
0x00052C_3CActive High
0x000e1C_2CActive High
0x000d1C_3CActive High
0x000c1C_4CActive High
0x000b1C_5CActive High
0x000a1C_6CActive High
0x00001C/1C or Free Play (if Coin B too)Active High
0x00605C_1CActive High
0x00704C_1CActive High
0x00803C_1CActive High
0x00902C_1CActive High
0x00f01C_1CActive High
0x00502C_3CActive High
0x00e01C_2CActive High
0x00d01C_3CActive High
0x00c01C_4CActive High
0x00b01C_5CActive High
0x00a01C_6CActive High
0x00001C/1C or Free Play (if Coin A too)Active High
0x840002-0x8400032Read PortDSW2
0x0002EasyActive High
0x0003NormalActive High
0x0001HardActive High
0x0000HardestActive High
0x00081Active High
0x00042Active High
0x000c3Active High
0x0000OffActive High
0x0010OnActive High
0x0000LightActive High
0x0020HardActive High
0x0000Paint againActive High
0x0040NormalActive High
0x840004-0x8400052Read PortP1
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick RightActive Low
0x0008Joystick LeftActive Low
0x0010Button 2Active Low
0x0020Button 1Active Low
0x0040Coin 1Active Low
0x0080Coin 2Active Low
0x840006-0x8400072Read PortP2
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick RightActive Low
0x0008Joystick LeftActive Low
0x0010Button 2Active Low
0x0020Button 1Active Low
0x0040Start 1Active Low
0x0080Start 2Active Low
0x84000A-0x84003B50Writecoin_w (/* Coin Counters + Coin Lockout */)
0x84000E-0x84000F2Writesplash_sh_irqtrigger_w (/* Sound command */)
0x880000-0x8817FF6144RAM Write, Sharedvram_w, videoram (/* Video RAM */)
0x881800-0x8818034RAM, Sharedvregs (/* Scroll registers */)
0x881804-0x881FFF2044RAM(/* Work RAM */)
0x8C0000-0x8C0FFF4096RAM Device Write, Sharedpalette, palette_device, write, palette (/* Palette is xRRRRxGGGGxBBBBx */)
0x900000-0x900FFF4096RAM, Sharedspriteram (/* Sprite RAM */)
0xFFC000-0xFFFFFF16384RAM(/* Work RAM */)
Memory Area:splash_sound_map
Address RangeLengthFunctionDescription
0x0000-0xD7FF55296ROM(/* ROM */)
0xD8001Writesplash_adpcm_data_w (/* ADPCM data for the MSM5205 chip */)
0xE8001Device Readsoundlatch, generic_latch_8_device, read (/* Sound latch */)
0xF000-0xF0012Device Read/Writeymsnd, ym3812_device, read, write (/* YM3812 */)
0xF800-0xFFFF2048RAM(/* RAM */)
 

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
0x0000-0xFFFF655365cCRC(0ed7ebc9) (Fluke: 3CAB)
0x0000-0xFFFF655365cCRC(0ed7ebc9) (Fluke: 3CAB)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF13107218iCRC(028a4a68) (Fluke: A3E3)
0x0000-0x1FFFF13107218iCRC(028a4a68) (Fluke: A3E3)
0x20000-0x3FFFF13107215iCRC(2a8cb830) (Fluke: 87C8)
0x20000-0x3FFFF13107215iCRC(2a8cb830) (Fluke: 87C8)
0x40000-0x5FFFF13107216iCRC(21aeff2c) (Fluke: F576)
0x40000-0x5FFFF13107216iCRC(21aeff2c) (Fluke: F576)
0x60000-0x7FFFF13107213iCRC(febb9893) (Fluke: 4115)
0x60000-0x7FFFF13107213iCRC(febb9893) (Fluke: 4115)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3