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.
Memory Area:main_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0x9FFF8192ROM
0xA000-0xDFFF16384ROM Bankbank1
0xE000-0xE7FF2048RAM
0xE800-0xEFFF2048RAM(/* RAM ? */)
0xF000-0xFFFF4096RAM
0xF000-0xF01F32Sharedspriteram
0xF020-0xF3FF992Write, Sharedfg_videoram_w, fg_videoram
0xF420-0xF7FF992Write, Sharedfg_colorram_w, fg_colorram
0xF800-0xF81F32Sharedspriteram_2
0xF820-0xFBFF992Write, Sharedbg_videoram_w, bg_videoram
0xFC20-0xFFFF992Write, Sharedbg_colorram_w, bg_colorram
Memory Area:main_portmap
Address RangeLengthFunctionDescription
0x00001Read Port, Device WriteP1, sn1, sn76489_device, write
0x0001Joystick UpActive High
0x0002Joystick RightActive High
0x0004Joystick DownActive High
0x0008Joystick LeftActive High
0x0010Button 1Active High
0x0020Coin 1Active High
0x0040Coin 2Active High
0x0080Button 2Active High
0x00011Read Port, Device WriteP2, sn2, sn76489_device, write
0x0001Joystick UpActive High
0x0002Joystick RightActive High
0x0004Joystick DownActive High
0x0008Joystick LeftActive High
0x0010Button 1Active High
0x0020Start 1Active High
0x0040Start 2Active High
0x0080Button 2Active High
0x00021Device Writesn3, sn76489_device, write
0x00031Read Port, WriteDSW1, adpcm_w
0x0007Coin_AActive High
0x00034C_1CActive High
0x00023C_1CActive High
0x00012C_1CActive High
0x00001C_1CActive High
0x00072C_3CActive High
0x00041C_2CActive High
0x00051C_3CActive High
0x00061C_4CActive High
0x0018Coin_BActive High
0x00183C_1CActive High
0x00102C_1CActive High
0x00001C_1CActive High
0x00081C_2CActive High
0x0020Demo_SoundsActive High
0x0000OffActive High
0x0020OnActive High
0x0040CabinetActive High
0x0040UprightActive High
0x0000CocktailActive High
0x0080DifficultyActive High
0x0000EasyActive High
0x0080HardActive High
0x00041Read Port, WriteBUTTON3, out_w
0x0001Button 3Active High
0x0002Button 3Active High
0x0004Coin 3Active High
0x00f8UnknownActive High
0x00051Writescroll_w (/* unknown */)
 

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:adpcm
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192epr-5901.binCRC(170a10a4) (Fluke: 8E2E)
0x2000-0x3FFF8192epr-5902.binCRC(f6981640) (Fluke: 57C1)
0x4000-0x5FFF8192epr-5903.binCRC(0439df50) (Fluke: 8E60)
0x6000-0x7FFF8192epr-5904.binCRC(9988f2ae) (Fluke: 8A94)
0x8000-0x9FFF8192epr-5905.binCRC(fb5cd70e) (Fluke: 8F34)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384epr-5895.binCRC(4b0d4294),playfield #1 chars (Fluke: D52B)
0x4000-0x7FFF16384epr-5896.binCRC(7bc84d75) (Fluke: A32E)
0x8000-0xBFFF16384epr-5897.binCRC(745f3ffa) (Fluke: 1FD5)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384epr-5898.binCRC(cf01644d),playfield #2 chars (Fluke: FCC8)
0x4000-0x7FFF16384epr-5899.binCRC(885ad636) (Fluke: D735)
0x8000-0xBFFF16384epr-5900.binCRC(a8ed13f3) (Fluke: 8509)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192epr-5906.binCRC(fffae7fe) (Fluke: 0369)
0x2000-0x3FFF8192epr-5907.binCRC(57696cd6) (Fluke: 5D05)
0x4000-0x5FFF8192epr-5908.binCRC(4537cddc) (Fluke: FFD2)
0x6000-0x7FFF8192epr-5909.binCRC(cf82718d) (Fluke: CB60)
0x8000-0x9FFF8192epr-5910.binCRC(312636da) (Fluke: 52FA)
0xA000-0xBFFF8192epr-5911.binCRC(0bc2acaa),bank0 (Fluke: 4CA5)
0xC000-0xDFFF8192epr-5913.binCRC(f5a0e6a7),a000-dfff (Fluke: BE09)
0x10000-0x11FFF8192epr-5912.binCRC(3c3915ab),bank1 (Fluke: 860E)
0x12000-0x13FFF8192epr-5914.binCRC(58792d4a),a000-dfff (Fluke: 1250)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x001F32pr5921.prmCRC(f2437229),palette (Fluke: 64A6)
0x0020-0x011F256pr5922.prmCRC(85c542bf),charset #1 lookup table (Fluke: E1CA)
0x0120-0x021F256pr5923.prmCRC(16acbd53),charset #2 lookup table (Fluke: E328)
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