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
0x0000-0x3FFFF262144ROM
0x100000-0x100FFF4096Device Read/Write 8-biteeprom, atari_eeprom_device, read, write, 0x00ff
0x101000-0x101FFF4096Device Writeeeprom, atari_eeprom_device, unlock_write
0x102000-0x1020012Device Writewatchdog, watchdog_timer_device, reset16_w
0x103000-0x1030034Readleta_r
0x105000-0x1050012Read/Writespecial_port0_r, latch_w
0x105002-0x1050032Read PortBUTTONS
0x0001Button 1Active Low
0x0002Button 2Active Low
0x07fcUnusedActive Low
0xf000UnusedActive Low
0x106000-0x1060012Device Read/Write 8-bitoki, okim6295_device, read, write, 0x00ff
0x107000-0x1070078Read/Write NOP
0x3E0000-0x3E07FF2048RAM Device Write, Sharedpalette, palette_device, write, palette
0x3EFFC0-0x3EFFFF64Device Read/Writevad, atari_vad_device, control_read, control_write
0x3F4000-0x3F5EFF7936RAM Device Write, Sharedvad, atari_vad_device, playfield_latched_msb_w, vad:playfield
0x3F5F00-0x3F5F7F128RAM, Sharedvad:eof
0x3F5F80-0x3F5FFF128Sharedvad:mob:slip
0x3F6000-0x3F7FFF8192RAM Device Write, Sharedvad, atari_vad_device, playfield_upper_w, vad:playfield_ext
0x3F8000-0x3FCFFF20480RAM
0x3FD000-0x3FD3FF1024RAM, Sharedvad:mob
0x3FD400-0x3FFFFF11264RAM
 

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:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072136083-2030.43xCRC(8ecf1ed8) (Fluke: FEC9)
0x0000-0x1FFFF131072136083-2030.43xCRC(8ecf1ed8) (Fluke: FEC9)
0x20000-0x3FFFF131072136083-2032.20xCRC(5af184e6) (Fluke: 0409)
0x20000-0x3FFFF131072136083-2032.20xCRC(5af184e6) (Fluke: 0409)
0x40000-0x5FFFF131072136083-2031.87xCRC(72e9db63) (Fluke: 76E7)
0x40000-0x5FFFF131072136083-2031.87xCRC(72e9db63) (Fluke: 76E7)
0x60000-0x7FFFF131072136083-2033.65xCRC(8f552498) (Fluke: 8EBE)
0x60000-0x7FFFF131072136083-2033.65xCRC(8f552498) (Fluke: 8EBE)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072136083-1020.43uCRC(d21ad039) (Fluke: 2142)
0x0000-0x1FFFF131072136083-1020.43uCRC(d21ad039) (Fluke: 2142)
0x20000-0x3FFFF131072136083-1022.20uCRC(0c10bc90) (Fluke: 7032)
0x20000-0x3FFFF131072136083-1022.20uCRC(0c10bc90) (Fluke: 7032)
0x40000-0x5FFFF131072136083-1024.43mCRC(adb09347) (Fluke: 0FC0)
0x40000-0x5FFFF131072136083-1024.43mCRC(adb09347) (Fluke: 0FC0)
0x60000-0x7FFFF131072136083-1026.20mCRC(9b20e13d) (Fluke: E3CD)
0x60000-0x7FFFF131072136083-1026.20mCRC(9b20e13d) (Fluke: E3CD)
0x80000-0x9FFFF131072136083-1021.87uCRC(8388910c) (Fluke: EB22)
0x80000-0x9FFFF131072136083-1021.87uCRC(8388910c) (Fluke: EB22)
0xA0000-0xBFFFF131072136083-1023.65uCRC(71353112) (Fluke: 7E89)
0xA0000-0xBFFFF131072136083-1023.65uCRC(71353112) (Fluke: 7E89)
0xC0000-0xDFFFF131072136083-1025.87mCRC(f7b20a64) (Fluke: 4508)
0xC0000-0xDFFFF131072136083-1025.87mCRC(f7b20a64) (Fluke: 4508)
0xE0000-0xFFFFF131072136083-1027.65mCRC(55d54952) (Fluke: FBD2)
0xE0000-0xFFFFF131072136083-1027.65mCRC(55d54952) (Fluke: FBD2)
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072136083-1040.75bCRC(0896702b) (Fluke: FA5E)
0x0000-0x1FFFF131072136083-1040.75bCRC(0896702b) (Fluke: FA5E)
0x20000-0x3FFFF131072136083-1041.65bCRC(b3b07ce9) (Fluke: 5D2B)
0x20000-0x3FFFF131072136083-1041.65bCRC(b3b07ce9) (Fluke: 5D2B)
Memory Area:pals
Address RangeLengthLabel/LocationDescription
0x00001136083-1054.97nGAL16V8A-25LP
0x00001136083-1050.55cGAL16V8A-25LP
0x00001136083-1050.55cGAL16V8A-25LP
0x00001136083-1052.32lGAL16V8A-25LP
0x00001136083-1053.85nGAL16V8A-25LP
0x00001136083-1053.85nGAL16V8A-25LP
0x00001136083-1052.32lGAL16V8A-25LP
0x00001136083-1051.45eGAL16V8A-25LP
0x00001136083-1054.97nGAL16V8A-25LP
0x00001136083-1051.45eGAL16V8A-25LP
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