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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.
The Couples (Merit, 1988)
Memory Area:couple_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0x9FFF8192ROM Bankbank1
0xA000-0xBFFF8192RAM, Sharedbackup_ram
0xC004-0xC0074Device Read/Writeppi8255_0, i8255_device, read, write
0x0001Joystick LeftActive Low
0x0002Joystick RightActive Low
0x0004Joystick UpActive Low
0x0008Joystick DownActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Button 3Active Low
0x0080Button 4Active Low
0xC008-0xC00B4Device Read/Writeppi8255_1, i8255_device, read, write
0x000199Active High
0x00009Active High
0x00023Active High
0x00002Active High
0x000cCoinageActive High
0x00082C_1CActive High
0x000c1C_1CActive High
0x00041C_2CActive High
0x00002C_2CActive High
0x0010DifficultyActive High
0x0010EasyActive High
0x0000HardActive High
0x0020OffActive High
0x0000OnActive High
0x0040UnusedActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xE0001Device Writecrtc, mc6845_device, address_w
0xE0011Device Writecrtc, mc6845_device, register_w
0xE800-0xEFFF2048RAM, Sharedraattr
0xF000-0xF7FF2048RAM, Sharedravideo
0xF800-0xFBFF1024Read/Writepalette_r, palette_w
Memory Area:pitboss_map
Address RangeLengthFunctionDescription
0x0000-0x5FFF24576ROM
0x6000-0x67FF2048RAM
0xA000-0xA0034Device Read/Writeppi8255_0, i8255_device, read, write
0x0001Joystick LeftActive Low
0x0002Joystick RightActive Low
0x0004Joystick UpActive Low
0x0008Joystick DownActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Button 3Active Low
0x0080Button 4Active Low
0xC000-0xC0034Device Read/Writeppi8255_1, i8255_device, read, write
0x000199Active High
0x00009Active High
0x00023Active High
0x00002Active High
0x000cCoinageActive High
0x00082C_1CActive High
0x000c1C_1CActive High
0x00041C_2CActive High
0x00002C_2CActive High
0x0010DifficultyActive High
0x0010EasyActive High
0x0000HardActive High
0x0020OffActive High
0x0000OnActive High
0x0040UnusedActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xE0001Device Writecrtc, mc6845_device, address_w
0xE0011Device Writecrtc, mc6845_device, register_w
0xE800-0xEFFF2048RAM, Sharedraattr
0xF000-0xF7FF2048RAM, Sharedravideo
0xF800-0xFBFF1024Read/Writepalette_r, palette_w
Memory Area:tictac_io_map
Address RangeLengthFunctionDescription
0xC00C1Mirror, Device Write0x1cf3, aysnd, ay8910_device, address_w
0xC10C1Mirror, Device Write0x1cf3, aysnd, ay8910_device, data_w
Memory Area:trvwhiz_io_map
Address RangeLengthFunctionDescription
0x80001Device Writeaysnd, ay8910_device, address_w
0x81001Device Writeaysnd, ay8910_device, data_w
 

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
0x0000-0x7FFF327683.9cCRC(f017399a) (Fluke: FA13)
0x0000-0x7FFF327683.9cCRC(f017399a) (Fluke: FA13)
0x0000-0x7FFF327683.9cCRC(f017399a) (Fluke: FA13)
0x8000-0xFFFF327684.9dCRC(66da76c1) (Fluke: 805D)
0x8000-0xFFFF327684.9dCRC(66da76c1) (Fluke: 805D)
0x8000-0xFFFF327684.9dCRC(66da76c1) (Fluke: 805D)
0x10000-0x17FFF327685.10cCRC(fc22bcf4) (Fluke: 575D)
0x10000-0x17FFF327685.10cCRC(fc22bcf4) (Fluke: 575D)
0x10000-0x17FFF327685.10cCRC(fc22bcf4) (Fluke: 575D)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF327686.10dCRC(a6a9a73d) (Fluke: 5B98)
0x0000-0x7FFF327686.10dCRC(a6a9a73d) (Fluke: 5B98)
0x0000-0x7FFF327686.10dCRC(a6a9a73d) (Fluke: 5B98)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF327681.1dCRC(bc70337a) (Fluke: 2C24)
0x10000-0x17FFF327682.1eCRC(17372a93) (Fluke: A009)
0x10000-0x17FFF327682.1eCRC(17372a93) (Fluke: A009)
0x10000-0x17FFF327682.1eCRC(17372a93) (Fluke: A009)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x07FF20487.7aCRC(6c36361e),video timing? (Fluke: E770)
0x0000-0x07FF20487.7aCRC(6c36361e),video timing? (Fluke: E770)
0x0000-0x07FF20487.7aCRC(6c36361e),video timing? (Fluke: E770)
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