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.
Memory Area:fstarfrc_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM
0x100000-0x103FFF16384RAM(/* Main RAM */)
0x110000-0x110FFF4096RAM Write, Sharedcharram_w, charram
0x120000-0x1207FF2048RAM Write, Sharedvideoram_w, videoram
0x120800-0x120FFF2048RAM Write, Sharedcolorram_w, colorram
0x121000-0x1217FF2048RAM Write, Sharedvideoram2_w, videoram2
0x121800-0x121FFF2048RAM Write, Sharedcolorram2_w, colorram2
0x122000-0x127FFF24576RAM(/* work area */)
0x130000-0x130FFF4096RAM, Sharedspriteram
0x140000-0x141FFF8192RAM Device Write, Sharedpalette, palette_device, write, palette
0x150000-0x1500012Writeflipscreen_w
0x150010-0x1500112Writesound_command_w
0x150030-0x1500312Read Port, Write NOPDSW2, (/* ??? */)
0x0003LivesActive High
0x00002Active High
0x00033Active High
0x00024Active High
0x00015Active High
0x000cDifficultyActive High
0x0008EasyActive High
0x000cNormalActive High
0x0004HardActive High
0x0000HardestActive High
0x0010Flip_ScreenActive High
0x0010OffActive High
0x0000OnActive High
0x0020Demo_SoundsActive High
0x0000OffActive High
0x0020OnActive High
0x0040UnusedActive High
0x0040OffActive High
0x0000OnActive High
0x0080UnusedActive High
0x0080OffActive High
0x0000OnActive High
0x150040-0x1500412Read PortDSW1
0x0003Coin_AActive High
0x00031C_1CActive High
0x00021C_2CActive High
0x00011C_3CActive High
0x00001C_4CActive High
0x000cCoin_BActive High
0x00004C_1CActive High
0x00043C_1CActive High
0x00082C_1CActive High
0x000c1C_1CActive High
0x0010OffActive High
0x0000OnActive High
0x0020UnusedActive High
0x0020OffActive High
0x0000OnActive High
0x0040UnusedActive High
0x0040OffActive High
0x0000OnActive High
0x0080UnusedActive High
0x0080OffActive High
0x0000OnActive High
0x150050-0x1500512Read PortP1_P2
0x0001Joystick RightActive Low
0x0002Joystick LeftActive Low
0x0004Joystick DownActive Low
0x0008Joystick UpActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Start 1Active Low
0x0080Start 2Active Low
0x0100Joystick RightActive Low
0x0200Joystick LeftActive Low
0x0400Joystick DownActive Low
0x0800Joystick UpActive Low
0x1000Button 1Active Low
0x2000Button 2Active Low
0x4000Coin 1Active High
0x8000Coin 2Active High
0x160000-0x1600012Writescroll_char_x_w
0x16000C-0x16000D2Writescroll_x_w
0x160012-0x1600132Writescroll_y_w
0x160018-0x1600192Writescroll2_x_w
0x16001E-0x16001F2Writescroll2_y_w
Memory Area:ginkun_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM
0x100000-0x103FFF16384RAM(/* Main RAM */)
0x110000-0x110FFF4096RAM Write, Sharedcharram_w, charram
0x120000-0x120FFF4096RAM Write, Sharedvideoram_w, videoram
0x121000-0x121FFF4096RAM Write, Sharedcolorram_w, colorram
0x122000-0x122FFF4096RAM Write, Sharedvideoram2_w, videoram2
0x123000-0x123FFF4096RAM Write, Sharedcolorram2_w, colorram2
0x124000-0x124FFF4096RAM(/* extra RAM for Riot */)
0x130000-0x130FFF4096RAM, Sharedspriteram
0x140000-0x141FFF8192RAM Device Write, Sharedpalette, palette_device, write, palette
0x150000-0x1500012Writeflipscreen_w
0x150010-0x1500112Writesound_command_w
0x150020-0x1500212Read Port, Write NOPEXTRA, (/* ??? */)
0x150030-0x1500312Read Port, Write NOPDSW2, (/* ??? */)
0x0003LivesActive High
0x00002Active High
0x00033Active High
0x00024Active High
0x00015Active High
0x000cDifficultyActive High
0x0008EasyActive High
0x000cNormalActive High
0x0004HardActive High
0x0000HardestActive High
0x0010Flip_ScreenActive High
0x0010OffActive High
0x0000OnActive High
0x0020Demo_SoundsActive High
0x0000OffActive High
0x0020OnActive High
0x0040UnusedActive High
0x0040OffActive High
0x0000OnActive High
0x0080UnusedActive High
0x0080OffActive High
0x0000OnActive High
0x150040-0x1500412Read PortDSW1
0x0003Coin_AActive High
0x00031C_1CActive High
0x00021C_2CActive High
0x00011C_3CActive High
0x00001C_4CActive High
0x000cCoin_BActive High
0x00004C_1CActive High
0x00043C_1CActive High
0x00082C_1CActive High
0x000c1C_1CActive High
0x0010OffActive High
0x0000OnActive High
0x0020UnusedActive High
0x0020OffActive High
0x0000OnActive High
0x0040UnusedActive High
0x0040OffActive High
0x0000OnActive High
0x0080UnusedActive High
0x0080OffActive High
0x0000OnActive High
0x150050-0x1500512Read PortP1_P2
0x0001Joystick RightActive Low
0x0002Joystick LeftActive Low
0x0004Joystick DownActive Low
0x0008Joystick UpActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Start 1Active Low
0x0080Start 2Active Low
0x0100Joystick RightActive Low
0x0200Joystick LeftActive Low
0x0400Joystick DownActive Low
0x0800Joystick UpActive Low
0x1000Button 1Active Low
0x2000Button 2Active Low
0x4000Coin 1Active High
0x8000Coin 2Active High
0x160000-0x1600012Writescroll_char_x_w
0x160006-0x1600072Writescroll_char_y_w
0x16000C-0x16000D2Writescroll_x_w
0x160012-0x1600132Writescroll_y_w
0x160018-0x1600192Writescroll2_x_w
0x16001E-0x16001F2Writescroll2_y_w
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0xEFFF61440ROM
0xF000-0xFBFF3072RAM(/* Sound RAM */)
0xFC001Device Read/Writeoki, okim6295_device, read, write
0xFC04-0xFC052Device Read/Writeymsnd, ym2151_device, read, write
0xFC081Device Readsoundlatch, generic_latch_8_device, read
0xFC0C1Read/Write NOP
0xFFFE-0xFFFF2RAM
 

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
0x0000-0xFFFF65536ginkun07.i17CRC(8836b1aa) (Fluke: 3788)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072ginkun03.i03CRC(4456e0df) (Fluke: 6453)
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072ginkun08.i18CRC(8b7583c7) (Fluke: BF77)
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