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:main_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM
0x80000-0x80FFF4096RAM Write, Sharedddragon3_fg_videoram_w, fg_videoram (/* BG0 Ram - 4 bytes per tile */)
0x82000-0x82FFF4096RAM Write, Sharedddragon3_bg_videoram_w, bg_videoram (/* BG1 Ram - 2 bytes per tile */)
0xC0000-0xC1FFF8192RAM Write, Sharedwwfwfest_fg0_videoram_w, fg0_videoram (/* FG0 Ram - 4 bytes per tile */)
0xC2000-0xC3FFF8192RAM, Sharedspriteram (/* SPR Ram */)
0x100000-0x1000078Read/Writeddragon3_scroll_r, ddragon3_scroll_w
0x10000A-0x10000B2Writewwfwfest_flipscreen_w
0x140000-0x1400034Writewwfwfest_irq_ack_w
0x14000C-0x14000D2Writewwfwfest_soundwrite
0x140010-0x1400112Write 8-bitwwfwfest_priority_w, 0x00ff
0x140020-0x1400212Read PortP1
0x140022-0x1400232Read PortP2
0x140024-0x1400252Read PortP3
0x140026-0x1400272Read PortP4
0x180000-0x18FFFF65536Read/Write, Sharedwwfwfest_paletteram_r,wwfwfest_paletteram_w, palette
0x1C0000-0x1C3FFF16384RAM(/* Work Ram */)
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0xBFFF49152ROM
0xC000-0xC7FF2048RAM
0xC800-0xC8012Device Read/Writeym2151, ym2151_device, read, write
0xD8001Device Read/Writeoki, okim6295_device, read, write
0xE0001Device Readsoundlatch, generic_latch_8_device, read
0xE8001Writeoki_bankswitch_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:audiocpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF655361CRC(d9e8cda2) (Fluke: 27C9)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF1310724CRC(520ef575) (Fluke: 686C)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576wf_09.romCRC(e395cf1d),Tiles 0 (Fluke: 3F49)
0x100000-0x1FFFFF1048576wf_08.romCRC(b5a97465),Tiles 1 (Fluke: 8A3D)
0x200000-0x2FFFFF1048576wf_11.romCRC(2ce545e8),Tiles 0 (Fluke: 3C86)
0x300000-0x3FFFFF1048576wf_10.romCRC(00edb66a),Tiles 1 (Fluke: 207F)
0x400000-0x4FFFFF1048576wf_12.romCRC(79956cf8),Tiles 0 (Fluke: 4572)
0x500000-0x5FFFFF1048576wf_13.romCRC(74d774c3),Tiles 1 (Fluke: B733)
0x600000-0x6FFFFF1048576wf_15.romCRC(dd387289),Tiles 0 (Fluke: CB)
0x700000-0x7FFFFF1048576wf_14.romCRC(44abe127),Tiles 1 (Fluke: 5DCF)
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288wf_73a.romCRC(6c522edb) (Fluke: 36DD)
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