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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.
Carrera (BS Electronics, 0)
Memory Area:carrera_map
Address RangeLengthFunctionDescription
0x0000-0x4FFF20480ROM
0xE000-0xE7FF2048RAM
0xE8001Device Writecrtc, mc6845_device, address_w
0xE8011Device Writecrtc, mc6845_device, register_w
0xF000-0xFFFF4096RAM, Sharedtileram
Memory Area:io_map
Address RangeLengthFunctionDescription
0x00001Read PortIN0
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x00011Read PortIN1
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x00021Read 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
0x00031Read 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
0x0080OffActive High
0x0000OnActive High
0x00041Read 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
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x00051Read PortIN5
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008BricksActive High
0x0000FruitsActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x00061Write NOP(// ?)
0x0008-0x00092Device Writeaysnd, ay8910_device, address_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
0x0000-0xFFFF6553627512.ic1CRC(a16e914e) (Fluke: 5E38)
0x10000-0x1FFFF6553627512.ic2CRC(147036a5) (Fluke: 800A)
0x20000-0x2FFFF6553627512.ic3CRC(920eee0e) (Fluke: 33D9)
0x30000-0x3FFFF6553627512.ic4CRC(97433f36) (Fluke: 2FD1)
0x40000-0x4FFFF6553627512.ic5CRC(ffa75920) (Fluke: 6647)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF6553627512.ic22CRC(2385b9c8) (Fluke: F96D)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x001F3282s123.ic39CRC(af16359f) (Fluke: 2D60)
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