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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.
Daikaiju no Gyakushu (Taito, 1986)
Memory Area:daikaiju_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0x9FFF8192ROM Bankbank1
0xA000-0xBFFF8192RAM(/* SRAM */)
0xC000-0xDFFF8192RAM, Sharedvideoram (/* SCREEN RAM */)
0xE000-0xE3FF1024RAM, Sharedscrollram (/* SCROLL RAM */)
0xE400-0xE7FF1024RAM, Sharedspriteram (/* OBJECT RAM */)
0xE8001Read PortDSWA
0x0000UprightActive High
0x0001CocktailActive High
0x0000OffActive High
0x0002OnActive High
0x0000OffActive High
0x0008OnActive High
0x00102C_1CActive High
0x00301C_1CActive High
0x00002C_3CActive High
0x00201C_2CActive High
0x00402C_1CActive High
0x00c01C_1CActive High
0x00002C_3CActive High
0x00801C_2CActive High
0xE8011Read PortDSWB
0x0001EasyActive High
0x0003MediumActive High
0x0002HardActive High
0x0000HardestActive High
0x0008100000Active High
0x000c30000Active High
0x000450000Active High
0x0000NoneActive High
0x0000Infinite (Cheat)Active High
0x00303Active High
0x00105Active High
0x00204Active High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xE8031Readdaikaiju_mcu_status_r (/* COIN + 68705 status */)
0xE8041Read PortP1
0x0001Joystick LeftActive Low
0x0002Joystick RightActive Low
0x0004Joystick DownActive Low
0x0008Joystick UpActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xE8051Read PortP2
0x0001Joystick LeftActive Low
0x0002Joystick RightActive Low
0x0004Joystick DownActive Low
0x0008Joystick UpActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xE8061Read PortSTART
0x0001UnknownActive Low
0x0002UnknownActive Low
0x0004UnknownActive Low
0x0008UnknownActive Low
0x0010Start 1Active Low
0x0020Start 2Active Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xE8071Read PortSERVICE
0x0001UnknownActive Low
0x0002UnknownActive Low
0x0004UnknownActive Low
0x0008UnknownActive Low
0x0010Service 1Active Low
0x0020TiltActive Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xEA001Writelsasquad_bankswitch_w
0xEC001Writelsasquad_sound_command_w
0xEC011Readlsasquad_sound_status_r
0xEE001Read/Writelsasquad_mcu_r, lsasquad_mcu_w
Memory Area:daikaiju_sound_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0x87FF2048RAM
0xA000-0xA0012Device Read/Writeymsnd, ym2203_device, read, write
0xC000-0xC0012Device Writeaysnd, ay8910_device, address_data_w
0xD0001Readdaikaiju_sh_sound_command_r
0xD4001Write NOP
0xD8001Read, Write NOPdaikaiju_sound_status_r,
0xDC001Write NOP
0xE000-0xEFFF4096ROM(/* space for diagnostic ROM? */)
Memory Area:lsasquad_m68705_map
Address RangeLengthFunctionDescription
0x00001Read/Writelsasquad_68705_port_a_r,lsasquad_68705_port_a_w
0x00011Read/Writelsasquad_68705_port_b_r,lsasquad_68705_port_b_w
0x00021Readlsasquad_mcu_status_r
0x00041Writelsasquad_68705_ddr_a_w
0x00051Writelsasquad_68705_ddr_b_w
0x0010-0x007F112RAM
0x0080-0x07FF1920ROM
 

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
0x0000-0x7FFF32768a74_04.ic44CRC(98a6a703) (Fluke: 1770)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768a74_10.ic27CRC(3123158e) (Fluke: 661A)
0x8000-0xFFFF32768a74_12.ic28CRC(8a4e6c3a) (Fluke: 94)
0x10000-0x17FFF32768a74_11.ic40CRC(6432ae38) (Fluke: E05B)
0x18000-0x1FFFF32768a74_13.ic41CRC(1a1be4bb) (Fluke: 9448)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768a74_14.ic2CRC(c28e9c35) (Fluke: 39C1)
0x8000-0xFFFF32768a74_16.ic3CRC(4b1c7921) (Fluke: B1AC)
0x10000-0x17FFF32768a74_16.ic25CRC(ef4d1945) (Fluke: 12F1)
0x18000-0x1FFFF32768a74_17.ic26CRC(d1077878) (Fluke: 9AB4)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768a74_01-1.ic4CRC(89c13d7f) (Fluke: 5296)
0x10000-0x17FFF32768a74_02.ic3CRC(8ddf6131) (Fluke: 35F4)
0x18000-0x1FFFF32768a74_03.ic2CRC(3911ffed) (Fluke: C98C)
Memory Area:mcu
Address RangeLengthLabel/LocationDescription
0x0000-0x07FF2048a74_05.ic35CRC(d66df06f)
Memory Area:prio_prom
Address RangeLengthLabel/LocationDescription
0x0000-0x03FF1024a74_06.ic9CRC(cad554e7),priority (Fluke: 513C)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x01FF512a74_07.ic22CRC(66132341),red (bottom half unused) (Fluke: 9DDE)
0x0200-0x03FF512a74_08.ic23CRC(fb3f0273),green (bottom half unused) (Fluke: 49E2)
0x0400-0x05FF512a74_09.ic24CRC(bed6709d),blue (bottom half unused) (Fluke: 0871)
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