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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.
TH Strikes Back (Gaelco, 1994)
Memory Area:thoop2_map
Address RangeLengthFunctionDescription
0x0000-0xFFFFF1048576ROM(/* ROM */)
0x100000-0x101FFF8192RAM Write, Sharedvram_w, videoram (/* Video RAM */)
0x108000-0x1080078Write Only, Sharedvregs (/* Video Registers */)
0x10800C-0x10800D2Device Writewatchdog, watchdog_timer_device, reset16_w (/* INT 6 ACK/Watchdog timer */)
0x200000-0x2007FF2048RAM Device Write, Sharedpalette, palette_device, write, palette (/* Palette */)
0x440000-0x440FFF4096RAM, Sharedspriteram (/* Sprite RAM */)
0x700000-0x7000012Read PortDSW2
0x0003NormalActive High
0x0002EasyActive High
0x0001HardActive High
0x0000HardestActive High
0x0004OffActive High
0x0000OnActive High
0x00182Active High
0x00103Active High
0x00084Active High
0x00001Active High
0x0000OffActive High
0x0020OnActive High
0x0040OffActive High
0x0000OnActive High
0x700002-0x7000032Read PortDSW1
0x00026C_1CActive High
0x00035C_1CActive High
0x00044C_1CActive High
0x00053C_1CActive High
0x00062C_1CActive High
0x00013C_2CActive High
0x00004C_3CActive High
0x00071C_1CActive High
0x00381C_1CActive High
0x00003C_4CActive High
0x00082C_3CActive High
0x00301C_2CActive High
0x00281C_3CActive High
0x00201C_4CActive High
0x00181C_5CActive High
0x00101C_6CActive High
0x0040Start 1C/Continue 1CActive High
0x0000Start 2C/Continue 1CActive High
0x0080OffActive High
0x0000OnActive High
0x700004-0x7000052Read PortP1
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick RightActive Low
0x0008Joystick LeftActive Low
0x0010Button 2Active Low
0x0020Button 1Active Low
0x0040Coin 1Active Low
0x0080Coin 2Active Low
0x700006-0x7000072Read PortP2
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick RightActive Low
0x0008Joystick LeftActive Low
0x0010Button 2Active Low
0x0020Button 1Active Low
0x0040Start 1Active Low
0x0080Start 2Active Low
0x700008-0x7000092Read PortSYSTEM
0x0001Service 1Active Low
0x0002Service 2Active Low
0x0004Button 3Active Low
0x0008Button 3Active Low
0x0010UnusedActive Low
0x0020UnusedActive Low
0x0040UnusedActive Low
0x0080UnusedActive Low
0x70000A-0x70005B82Writecoin_w (/* Coin Counters + Coin Lockout */)
0x70000C-0x70000D2WriteOKIM6295_bankswitch_w (/* OKI6295 bankswitch */)
0x70000E-0x70000F2Device Read/Write 8-bitoki, okim6295_device, read, write, 0x00ff (/* OKI6295 data register */)
0xFE0000-0xFEFFFF65536RAM(/* Work RAM (partially shared with DS5002FP) */)
0xFEFF00-0xFEFF012ReadDS5002FP_R
0xFEFF02-0xFEFF032Write NOP(/* pf: 0xfeff02 and 0xfeff03 need to remain zero always */)
 

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
0x0000-0x3FFFFF4194304th2-h8.32mCRC(60328a11) (Fluke: 1230)
0x400000-0x7FFFFF4194304th2-h12.32mCRC(b25c2d3e) (Fluke: CF2D)
Memory Area:mcu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768thoop2_ds5002fp.bin
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576th2-c1.080CRC(8fac8c30) (Fluke: 862A)
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