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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.
Dyger (Philko, 1989)
Memory Area:sidearms_sound_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0xC000-0xC7FF2048RAM
0xD0001Device Readsoundlatch, generic_latch_8_device, read
0xF000-0xF0012Device Read/Writeym1, ym2203_device, read, write
0xF002-0xF0032Device Read/Writeym2, ym2203_device, read, write
Memory Area:turtship_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0xBFFF16384ROM Bankbank1
0xC000-0xCFFF4096RAM
0xD000-0xDFFF4096RAM, Sharedspriteram
0xE000-0xE3FF1024RAM Device Write, Sharedpalette, palette_device, write, palette
0xE400-0xE7FF1024RAM Device Write, Sharedpalette, palette_device, write_ext, palette_ext
0xE800-0xE8078Readturtship_ports_r
0xE8001Device Writesoundlatch, generic_latch_8_device, write
0xE8011Writebankswitch_w
0xE8021Device Writewatchdog, watchdog_timer_device, reset_w
0xE8041Writec804_w
0xE8051Writestar_scrollx_w
0xE8061Writestar_scrolly_w
0xE808-0xE8092Write Only, Sharedbg_scrollx
0xE80A-0xE80B2Write Only, Sharedbg_scrolly
0xE80C1Writegfxctrl_w (/* background and sprite enable */)
0xF000-0xF7FF2048RAM Write, Sharedvideoram_w, videoram
0xF800-0xFFFF2048RAM Write, Sharedcolorram_w, colorram
 

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
0x0000-0x7FFF32768d-4.8aCRC(8a256c09) (Fluke: 05D6)
0x0000-0x7FFF32768d-4.8aCRC(8a256c09) (Fluke: 05D6)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384d-5.8kCRC(c4bc72a5),characters (Fluke: 5A4B)
0x0000-0x3FFF16384d-5.8kCRC(c4bc72a5),characters (Fluke: 5A4B)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536d-10.1dCRC(9715880d),tiles (Fluke: 845F)
0x0000-0xFFFF65536d-10.1dCRC(9715880d),tiles (Fluke: 845F)
0x10000-0x1FFFF65536d-9.3cCRC(628dae72) (Fluke: EB9C)
0x10000-0x1FFFF65536d-9.3cCRC(628dae72) (Fluke: EB9C)
0x20000-0x2FFFF65536d-11.3dCRC(23248db1) (Fluke: 3207)
0x20000-0x2FFFF65536d-11.3dCRC(23248db1) (Fluke: 3207)
0x40000-0x4FFFF65536d-6.1aCRC(4ba7a437) (Fluke: A1B7)
0x40000-0x4FFFF65536d-6.1aCRC(4ba7a437) (Fluke: A1B7)
0x50000-0x5FFFF65536d-8.1cCRC(6c0f0e0c) (Fluke: E631)
0x50000-0x5FFFF65536d-8.1cCRC(6c0f0e0c) (Fluke: E631)
0x60000-0x6FFFF65536d-7.3aCRC(2c50a229) (Fluke: 0D75)
0x60000-0x6FFFF65536d-7.3aCRC(2c50a229) (Fluke: 0D75)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536d-14.1iCRC(99c60b26),sprites (Fluke: 2B5A)
0x0000-0xFFFF65536d-14.1iCRC(99c60b26),sprites (Fluke: 2B5A)
0x10000-0x1FFFF65536d-15.3iCRC(d6475ecc) (Fluke: 5B1A)
0x10000-0x1FFFF65536d-15.3iCRC(d6475ecc) (Fluke: 5B1A)
0x20000-0x2FFFF65536d-12.1gCRC(e345705f) (Fluke: 2BE3)
0x20000-0x2FFFF65536d-12.1gCRC(e345705f) (Fluke: 2BE3)
0x30000-0x3FFFF65536d-13.3gCRC(faf4be3a) (Fluke: 06BC)
0x30000-0x3FFFF65536d-13.3gCRC(faf4be3a) (Fluke: 06BC)
Memory Area:gfx4
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768d-16.9fCRC(0792e8f2) (Fluke: 316C)
0x0000-0x7FFF32768d-16.9fCRC(0792e8f2) (Fluke: 316C)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768d-3.5gCRC(bae9882e) (Fluke: 39BE)
0x8000-0xFFFF32768d-2.3gCRC(059ac4dc) (Fluke: 1DFB)
0x8000-0xFFFF32768d-2.3gCRC(059ac4dc) (Fluke: 1DFB)
0x10000-0x17FFF32768d-1.3eCRC(d8440f66) (Fluke: 9616)
0x10000-0x17FFF32768d-1.3eCRC(d8440f66) (Fluke: 9616)
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