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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.
Mini Vegas 4in1 (Entertainment Enterprises, Ltd., 1983)
Memory Area:ltcasino_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768RAM
0x8000-0xCFFF20480ROM
0xD000-0xD7FF2048RAM Write, Sharedltcasino_tile_num_w, tile_nuram
0xD800-0xDFFF2048RAM
0xE000-0xE7FF2048RAM Write, Sharedltcasino_tile_atr_w, tile_atr_ram
0xE800-0xEBFF1024RAM
0xEC001Read PortIN0
0x0001Poker Hold 1Active Low
0x0002Poker Hold 2Active Low
0x0004Poker Hold 3Active Low
0x0008Poker Hold 4Active Low
0x0010Poker Hold 5Active Low
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xEC011Read PortIN1
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080Coin 1Active High
0xEC021Read PortIN2
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xEC031Read PortIN3
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080Coin 2Active High
0xEC101Read PortIN4
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xEC121Read PortIN5
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xEC20-0xEC212Device Writeaysnd, ay8910_device, data_address_w
0xEC201Device Readaysnd, ay8910_device, data_r
0xEC211Read PortBUTTONS (//ltcasino -> pc: F3F3 (A in service) and F3FD (B in service))
0x0001Button 1Active Low
0x0002Button 2Active Low
0x0004Button 3Active Low
0x0008Button 4Active Low
0x0010Button 5Active Low
0x0020Button 6Active Low
0x0040Button 7Active Low
0x0080Button 8Active Low
0xEC30-0xEC3F16RAM
0xEC3E1Read NOP(//not used)
0xF000-0xFFFF4096ROM
 

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
0x0000-0x0FFF4096a.ic19CRC(a25c125e) (Fluke: BFF0)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x8000-0x8FFF4096g.ic13CRC(ac33bd85) (Fluke: E773)
0x9000-0x9FFF4096f.ic14CRC(f95c87d1) (Fluke: A15F)
0xA000-0xAFFF4096e.ic15CRC(e525fcf2) (Fluke: 9FA8)
0xB000-0xBFFF4096d.ic16CRC(ab34673f) (Fluke: 16EC)
0xC000-0xCFFF4096c.ic17CRC(e384edf4) (Fluke: 05D9)
0xF000-0xFFFF4096b.ic18CRC(3450b862) (Fluke: 3C27)
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