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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.
Wild West C.O.W.-Boys of Moo Mesa (bootleg, 1992)
Memory Area:moobl_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM
0xC0000-0xC003F64Device Writek056832, k056832_device, word_w
0xC2000-0xC20078Device Writek053246, k053247_device, k053246_word_w
0xC2F00-0xC2F012Read NOP(/* heck if I know, but it's polled constantly */)
0xC4000-0xC40012Device Readk053246, k053247_device, k053246_word_r
0xCA000-0xCA01F32Device Writek054338, k054338_device, word_w (/* K054338 alpha blending engine */)
0xCC000-0xCC01F32Device Writek053251, k053251_device, lsb_w
0xD0000-0xD001F32Write Only(/* CCU regs (ignored) */)
0xD6FFC-0xD6FFD2Writemoobl_oki_bank_w
0xD6FFE-0xD6FFF2Device Read/Write 8-bitoki, okim6295_device, read, write, 0x00ff
0xD8000-0xD80078Device Writek056832, k056832_device, b_word_w (/* VSCCS regs */)
0xDA000-0xDA0012Read PortP1_P3
0xDA002-0xDA0032Read PortP2_P4
0xDC000-0xDC0012Read PortIN0
0xDC002-0xDC0032Read PortIN1
0xDE000-0xDE0012Read/Writecontrol2_r, control2_w
0x100000-0x17FFFF524288ROM
0x180000-0x18FFFF65536RAM, Sharedworkram (/* Work RAM */)
0x190000-0x19FFFF65536RAM, Sharedspriteram (/* Sprite RAM */)
0x1A0000-0x1A1FFF8192Device Read/Writek056832, k056832_device, ram_word_r, ram_word_w (/* Graphic planes */)
0x1A2000-0x1A3FFF8192Device Read/Writek056832, k056832_device, ram_word_r, ram_word_w (/* Graphic planes mirror */)
0x1B0000-0x1B1FFF8192Device Readk056832, k056832_device, rom_word_r (/* Passthrough to tile roms */)
0x1C0000-0x1C1FFF8192RAM Device Write, Sharedpalette, palette_device, write, palette
 

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:eeprom
Address RangeLengthLabel/LocationDescription
0x0000-0x007F128moo.nvCRC(7bd904a8)
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFFF262144moo01.romCRC(3311338a) (Fluke: 24F2)
0x170000-0x17FFFF65536moo02.romCRC(2cf3a7c6) (Fluke: D065)
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