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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.
F-1 Grand Prix (Video System Co., 1991)
Memory Area:f1gp_cpu1_map
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM
0x100000-0x2FFFFF2097152ROM, Regionuser1, 0
0xA00000-0xBFFFFF2097152ROM, Regionuser2, 0
0xC00000-0xC3FFFF262144Read/Writef1gp_zoomdata_r, f1gp_zoomdata_w
0xD00000-0xD01FFF8192Read/Write, Sharedf1gp_rozvideoram_r, f1gp_rozvideoram_w, rozvideoram
0xD02000-0xD03FFF8192Read/Writef1gp_rozvideoram_r, f1gp_rozvideoram_w (/* mirror */)
0xD04000-0xD05FFF8192Read/Writef1gp_rozvideoram_r, f1gp_rozvideoram_w (/* mirror */)
0xD06000-0xD07FFF8192Read/Writef1gp_rozvideoram_r, f1gp_rozvideoram_w (/* mirror */)
0xE00000-0xE03FFF16384RAM, Sharedspr1cgram (// SPR-1 CG RAM)
0xE04000-0xE07FFF16384RAM, Sharedspr2cgram (// SPR-2 CG RAM)
0xF00000-0xF003FF1024RAM, Sharedspr1vram (// SPR-1 VRAM)
0xF10000-0xF103FF1024RAM, Sharedspr2vram (// SPR-2 VRAM)
0xFF8000-0xFFBFFF16384RAM(// WORK RAM-1)
0xFFC000-0xFFCFFF4096RAM, Sharedsharedram (// DUAL RAM)
0xFFD000-0xFFDFFF4096RAM Write, Sharedf1gp_fgvideoram_w, fgvideoram (// CHARACTER)
0xFFE000-0xFFEFFF4096RAM Device Write, Sharedpalette, palette_device, write, palette (// PALETTE)
0xFFF000-0xFFF0012Read PortINPUTS
0x0001UnknownActive Low
0x0002UnknownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0x0100Coin 1Active Low
0x0200Coin 2Active Low
0x0400Start 1Active Low
0x0800UnknownActive Low
0x1000UnknownActive Low
0x2000UnknownActive Low
0x4000Service 1Active Low
0x8000UnknownActive Low
0xFFF000-0xFFF0012Writef1gp_gfxctrl_w
0xFFF002-0xFFF0054Writef1gp_fgscroll_w
0xFFF004-0xFFF0052Read PortDSW1
0x0e00Coin_AActive High
0x0a003C_1CActive High
0x0c002C_1CActive High
0x0e001C_1CActive High
0x08001C_2CActive High
0x06001C_3CActive High
0x04001C_4CActive High
0x02001C_5CActive High
0x00001C_6CActive High
0x7000Coin_BActive High
0x50003C_1CActive High
0x60002C_1CActive High
0x70001C_1CActive High
0x40001C_2CActive High
0x30001C_3CActive High
0x20001C_4CActive High
0x10001C_5CActive High
0x00001C_6CActive High
0x7e00CoinageActive High
0x7e002 to Start, 1 to ContinueActive High
0x8000Normal CoinageActive High
0x0000OnActive High
0x0003DifficultyActive High
0x0002EasyActive High
0x0003NormalActive High
0x0001HardActive High
0x0000HardestActive High
0x0004SingleActive High
0x0000MultipleActive High
0x0008Single or Multi PlayerActive High
0x0000Multi Player Game OnlyActive High
0x0008Multi Player OffActive High
0x0000Multi Player OffActive High
0xFFF006-0xFFF0072Read PortDSW2
0x0200Flip_ScreenActive High
0x0200OffActive High
0x0000OnActive High
0x0400Demo_SoundsActive High
0x0400OffActive High
0x0000OnActive High
0xFFF008-0xFFF0092Readcommand_pending_r
0xFFF008-0xFFF0092Writesound_command_w
0xFFF040-0xFFF05F32Device Writek053936, k053936_device, ctrl_w
0xFFF050-0xFFF0512Read PortDSW3
0x0010WorldActive High
0x0001USA & CanadaActive High
0x0000JapanActive High
0x0002KoreaActive High
0x0004Hong_KongActive High
0x0008TaiwanActive High
Memory Area:f1gp_cpu2_map
Address RangeLengthFunctionDescription
0x0000-0x1FFFF131072ROM
0xFF8000-0xFFBFFF16384RAM
0xFFC000-0xFFCFFF4096RAM, Sharedsharedram
Memory Area:sound_io_map
Address RangeLengthFunctionDescription
0x00001Writef1gp_sh_bankswitch_w (// f1gp)
0x000C1Writef1gp_sh_bankswitch_w (// f1gp2)
0x00141Device Read, Writesoundlatch, generic_latch_8_device, read, pending_command_clear_w
0x0018-0x001B4Device Read/Writeymsnd, ym2610_device, read, write
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0x77FF30720ROM
0x7800-0x7FFF2048RAM
0x8000-0xFFFF32768ROM Bankbank1
 

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:audiocpu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768rom5-a.8CRC(9ea36e35) (Fluke: CAD3)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576rom3-b.07CRC(ffb1d489) (Fluke: 483E)
0x100000-0x1FFFFF1048576rom2-b.04CRC(d1b3471f) (Fluke: 694F)
Memory Area:ymsnd
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576rom17-a.08CRC(ea70303d) (Fluke: 43B6)
Memory Area:ymsnd.deltat
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576rom14-a.09CRC(b4c1ac31) (Fluke: 4AD3)
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