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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.
Last Duel (bootleg, 1988)
Memory Area:lastduel_map
Address RangeLengthFunctionDescription
0x0000-0x5FFFF393216ROM
0xFC0000-0xFC00034Write NOP(/* Written rarely */)
0xFC0800-0xFC0FFF2048RAM, Sharedspriteram
0xFC4000-0xFC40012Read Port, WriteP1_P2, lastduel_flip_w
0xFC4002-0xFC40032Read Port, WriteSYSTEM, lastduel_sound_w
0xFC4004-0xFC40052Read PortDSW1
0xFC4006-0xFC40072Read PortDSW2
0xFC8000-0xFC800F16Writelastduel_scroll_w
0xFCC000-0xFCDFFF8192RAM Write, Sharedlastduel_vram_w, vram
0xFD0000-0xFD3FFF16384RAM Write, Sharedlastduel_scroll1_w, scroll1
0xFD4000-0xFD7FFF16384RAM Write, Sharedlastduel_scroll2_w, scroll2
0xFD8000-0xFD87FF2048RAM Write, Sharedlastduel_palette_word_w, paletteram
0xFE0000-0xFFFFFF131072RAM
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0xDFFF57344ROM
0xE000-0xE7FF2048RAM
0xE800-0xE8012Device Read/Writeym1, ym2203_device, read, write
0xF000-0xF0012Device Read/Writeym2, ym2203_device, read, write
0xF8001Device Readsoundlatch, generic_latch_8_device, read
 

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
0x0000-0xFFFF65536ld_02.binCRC(91834d0c) (Fluke: F75E)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768ld_01.binCRC(ad3c6f87),8x8 text (Fluke: C192)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF256ld.3dCRC(729a1ddc),priority (not used) BPROM type 63S141 or compatible like 82S129A (Fluke: ACF2)
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