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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.
Vegas Roulette (World Game, 1989)
Memory Area:vroulet_io_map
Address RangeLengthFunctionDescription
0x00001Device Readaysnd, ay8910_device, data_r
0x0000-0x00012Device Writeaysnd, ay8910_device, data_address_w
0x0010-0x00134Device Read/Writeppi8255_0, i8255_device, read, write
0x0002TiltActive Low
0x0004Memory ResetActive Low
0x0008Reset MachineActive Low
0x0010Service 1Active Low
0x0020Coin 2Active Low
0x0040Coin 1Active Low
0x0080PayoutActive Low
0x0080-0x00834Device Read/Writeppi8255_1, i8255_device, read, write
0x00003C_1CActive High
0x00012C_1CActive High
0x00071C_1CActive High
0x00061C_2CActive High
0x00051C_3CActive High
0x00041C_4CActive High
0x00031C_5CActive High
0x00021 Coin/10 CreditsActive High
0x00003C_1CActive High
0x00082C_1CActive High
0x00301C_1CActive High
0x00281C_2CActive High
0x00201C_3CActive High
0x00181C_4CActive High
0x00101C_5CActive High
0x00381 Coin/10 CreditsActive High
0x00801Active High
0x00c02Active High
0x00403Active High
0x00004Active High
Memory Area:vroulet_map
Address RangeLengthFunctionDescription
0x0000-0x5FFF24576ROM
0x6000-0x67FF2048RAM, Sharednvram
0x80001Read/Write NOP
0x9000-0x93FF1024RAM Write, Sharedvideoram_w, videoram
0x9400-0x97FF1024RAM Write, Sharedcolorram_w, colorram
0xA000-0xA0012RAM, Sharedball
0xB000-0xB0FF256Write, Sharedpaletteram_w, paletteram
0xC0001Read/Write NOP
 

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
0x0000-0x7FFF32768roul.gfxCRC(4e4f46d2) (Fluke: 8C3C)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192roul1.binCRC(0cff99e5) (Fluke: 7D0C)
0x2000-0x3FFF8192roul2.binCRC(61924d9f) (Fluke: 1209)
0x4000-0x5FFF8192roul3.binCRC(73dedff6) (Fluke: 0C1B)
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