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:pbaction_map
Address RangeLengthFunctionDescription
0x0000-0xBFFF49152ROM
0xC000-0xCFFF4096RAM, Sharedwork_ram
0xD000-0xD3FF1024RAM Write, Sharedpbaction_videoram2_w, videoram2
0xD400-0xD7FF1024RAM Write, Sharedpbaction_colorram2_w, colorram2
0xD800-0xDBFF1024RAM Write, Sharedpbaction_videoram_w, videoram
0xDC00-0xDFFF1024RAM Write, Sharedpbaction_colorram_w, colorram
0xE000-0xE07F128RAM, Sharedspriteram
0xE400-0xE5FF512RAM Device Write, Sharedpalette, palette_device, write, palette
0xE6001Read Port, WriteP1, nmi_mask_w
0x0001Button 3Active High
0x0002UnknownActive High
0x0004Button 4Active High
0x0008Button 1Active High
0x0010Button 2Active High
0x0020UnknownActive High
0x0040UnknownActive High
0x0080UnknownActive High
0xE6011Read PortP2
0x0001Button 3Active High
0x0002UnknownActive High
0x0004Button 4Active High
0x0008Button 1Active High
0x0010Button 2Active High
0x0020UnknownActive High
0x0040UnknownActive High
0x0080UnknownActive High
0xE6021Read PortSYSTEM
0x0001Coin 1Active High
0x0002Coin 2Active High
0x0004Start 1Active High
0x0008Start 2Active High
0x0010UnknownActive High
0x0020UnknownActive High
0x0040UnknownActive High
0x0080UnknownActive High
0xE6041Read Port, WriteDSW1, pbaction_flipscreen_w
0x0003Coin_BActive High
0x00001C_1CActive High
0x00011C_2CActive High
0x00021C_3CActive High
0x00031C_6CActive High
0x000cCoin_AActive High
0x00042C_1CActive High
0x00001C_1CActive High
0x00081C_2CActive High
0x000c1C_3CActive High
0x0030LivesActive High
0x00302Active High
0x00003Active High
0x00104Active High
0x00205Active High
0x0040CabinetActive High
0x0040UprightActive High
0x0000CocktailActive High
0x0080Demo_SoundsActive High
0x0080OffActive High
0x0000OnActive High
0xE6051Read PortDSW2
0x0007Bonus_LifeActive High
0x000170k 200k 1000kActive High
0x0004100k 300k 1000kActive High
0x000070k 200kActive High
0x0003100k 300kActive High
0x0006200k 1000kActive High
0x0002100kActive High
0x0005200kActive High
0x0007NoneActive High
0x0000EasyActive High
0x0008HardActive High
0x0000EasyActive High
0x0010MediumActive High
0x0020HardActive High
0x0030HardestActive High
0x0000EasyActive High
0x0040MediumActive High
0x0080HardActive High
0x00c0HardestActive High
0xE6061Read NOP(/* ??? */ AM_WRITE(pbaction_scroll_w))
0xE8001Writepbaction_sh_command_w
Memory Area:pbaction_sound_io_map
Address RangeLengthFunctionDescription
0x0010-0x00112Device Writeay1, ay8910_device, address_data_w
0x0020-0x00212Device Writeay2, ay8910_device, address_data_w
0x0030-0x00312Device Writeay3, ay8910_device, address_data_w
Memory Area:pbaction_sound_map
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192ROM
0x4000-0x47FF2048RAM
0x80001Device Readsoundlatch, generic_latch_8_device, read
0xFFFF1Write NOP(/* watchdog? */)
 

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
0x0000-0x1FFF8192a-e3.binCRC(0e53a91f) (Fluke: C6D0)
Memory Area:bgchars
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384a-j5.binCRC(21efe866) (Fluke: 1A80)
0x0000-0x3FFF16384a-j5.binCRC(21efe866) (Fluke: 1A80)
0x0000-0x3FFF16384a-j5.binCRC(21efe866) (Fluke: 1A80)
0x4000-0x7FFF16384a-j6.binCRC(7f984c80) (Fluke: 4034)
0x4000-0x7FFF16384a-j6.binCRC(7f984c80) (Fluke: 4034)
0x4000-0x7FFF16384a-j6.binCRC(7f984c80) (Fluke: 4034)
0x8000-0xBFFF16384a-j7.binCRC(df69e51b) (Fluke: B42A)
0x8000-0xBFFF16384a-j7.binCRC(df69e51b) (Fluke: B42A)
0x8000-0xBFFF16384a-j7.binCRC(df69e51b) (Fluke: B42A)
0xC000-0xFFFF16384a-j8.binCRC(0094cb8b) (Fluke: 8FA4)
0xC000-0xFFFF16384a-j8.binCRC(0094cb8b) (Fluke: 8FA4)
0xC000-0xFFFF16384a-j8.binCRC(0094cb8b) (Fluke: 8FA4)
Memory Area:fgchars
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192a-s6.binCRC(9a74a8e1) (Fluke: 6728)
0x0000-0x1FFF8192a-s6.binCRC(9a74a8e1) (Fluke: 6728)
0x0000-0x1FFF8192a-s6.binCRC(9a74a8e1) (Fluke: 6728)
0x2000-0x3FFF8192a-s7.binCRC(5ca6ad3c) (Fluke: 62F9)
0x2000-0x3FFF8192a-s7.binCRC(5ca6ad3c) (Fluke: 62F9)
0x2000-0x3FFF8192a-s7.binCRC(5ca6ad3c) (Fluke: 62F9)
0x4000-0x5FFF8192a-s8.binCRC(9f00b757) (Fluke: 639A)
0x4000-0x5FFF8192a-s8.binCRC(9f00b757) (Fluke: 639A)
0x4000-0x5FFF8192a-s8.binCRC(9f00b757) (Fluke: 639A)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384b-p7.binCRC(8d6dcaae) (Fluke: 1B30)
0x4000-0x7FFF16384b-n7.binCRC(d54d5402) (Fluke: DB19)
0x8000-0x9FFF8192b-l7.binCRC(e7412d68) (Fluke: 1CC5)
Memory Area:sprites
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192b-c7.binCRC(d1795ef5) (Fluke: BD0F)
0x0000-0x1FFF8192b-c7.binCRC(d1795ef5) (Fluke: BD0F)
0x0000-0x1FFF8192b-c7.binCRC(d1795ef5) (Fluke: BD0F)
0x2000-0x3FFF8192b-d7.binCRC(f28df203) (Fluke: 8DEA)
0x2000-0x3FFF8192b-d7.binCRC(f28df203) (Fluke: 8DEA)
0x2000-0x3FFF8192b-d7.binCRC(f28df203) (Fluke: 8DEA)
0x4000-0x5FFF8192b-f7.binCRC(af6e9817) (Fluke: 5993)
0x4000-0x5FFF8192b-f7.binCRC(af6e9817) (Fluke: 5993)
0x4000-0x5FFF8192b-f7.binCRC(af6e9817) (Fluke: 5993)
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