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:musobana_map
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM
0x40000-0x40FFF4096RAM
0xA0000-0xA08FF2304Read/Writepalette_r,palette_w
0xA0900-0xA11FF2304RAM(// palette work ram?)
0xA8000-0xA87FF2048RAM, Sharednvram
0xBF800-0xBFFFF2048RAM
0x200000-0x2000012Device Write 8-bitsoundlatch, generic_latch_8_device, write, 0xff00
0x200200-0x2002012Writemusobana_inputport_w (// inputport select)
0x240000-0x24000910Write NOP(// unknown)
0x240200-0x2403FF512Write NOP(// unknown)
0x240400-0x2404034Read 8-bitblitter_0_r, 0x00ff
0x240400-0x24041F32Write 8-bitblitter_0_w, 0x00ff
0x240420-0x24043F32Write 8-bitclut_0_w, 0x00ff
0x240600-0x2406034Read 8-bitblitter_1_r, 0x00ff
0x240600-0x24061F32Write 8-bitblitter_1_w, 0x00ff
0x240620-0x24063F32Write 8-bitclut_1_w, 0x00ff
0x240800-0x24081F32Write 8-bitblitter_2_w, 0x00ff
0x240800-0x2408034Read 8-bitblitter_2_r, 0x00ff
0x240820-0x24083F32Write 8-bitclut_2_w, 0x00ff
0x240A00-0x240A012Write 8-bitclutsel_0_w, 0x00ff
0x240C00-0x240C012Write 8-bitclutsel_1_w, 0x00ff
0x240E00-0x240E012Write 8-bitclutsel_2_w, 0x00ff
0x280000-0x2800012Readdipsw_r
0x280200-0x2802012Readmusobana_inputport_0_r
0x280400-0x2804012Read PortSYSTEM
0x0100Coin 1Active Low
0x0200Coin 2Active Low
0x0400Start 3Active Low
0x0800Memory ResetActive Low
0x1000Service 2Active Low
0x2000SpecialActive High
0x4000UnknownActive Low
0xFFFC00-0xFFFFFF1024Device Read/Writetmp68301, tmp68301_device, regs_r, regs_w (// TMP68301 Registers)
Memory Area:niyanpai_map
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM
0x40000-0x40FFF4096RAM, Sharednvram
0xA0000-0xA08FF2304Read/Writepalette_r,palette_w
0xA0900-0xA11FF2304RAM(// palette work ram?)
0xBF800-0xBFFFF2048RAM
0x200000-0x2000012Device Write 8-bitsoundlatch, generic_latch_8_device, write, 0xff00
0x200200-0x2002012Write NOP(// unknown)
0x240000-0x24000910Write NOP(// unknown)
0x240200-0x2403FF512Write NOP(// unknown)
0x240400-0x24041F32Write 8-bitblitter_0_w, 0x00ff
0x240400-0x2404034Read 8-bitblitter_0_r, 0x00ff
0x240420-0x24043F32Write 8-bitclut_0_w, 0x00ff
0x240600-0x2406034Read 8-bitblitter_1_r, 0x00ff
0x240600-0x24061F32Write 8-bitblitter_1_w, 0x00ff
0x240620-0x24063F32Write 8-bitclut_1_w, 0x00ff
0x240800-0x2408034Read 8-bitblitter_2_r, 0x00ff
0x240800-0x24081F32Write 8-bitblitter_2_w, 0x00ff
0x240820-0x24083F32Write 8-bitclut_2_w, 0x00ff
0x240A00-0x240A012Write 8-bitclutsel_0_w, 0x00ff
0x240C00-0x240C012Write 8-bitclutsel_1_w, 0x00ff
0x240E00-0x240E012Write 8-bitclutsel_2_w, 0x00ff
0x280000-0x2800012Readdipsw_r
0x280200-0x2802012Read PortP1_P2
0x280400-0x2804012Read PortSYSTEM
0x0100Coin 1Active Low
0x0200Coin 2Active Low
0x0400Start 3Active Low
0x0800Memory ResetActive Low
0x1000Service 2Active Low
0x2000SpecialActive High
0x4000UnknownActive Low
0xFFFC00-0xFFFFFF1024Device Read/Writetmp68301, tmp68301_device, regs_r, regs_w (// TMP68301 Registers)
Memory Area:niyanpai_sound_io_map
Address RangeLengthFunctionDescription
0x0080-0x00812Mirror, Device Write0xff00, ymsnd, ym3812_device, write
Memory Area:niyanpai_sound_map
Address RangeLengthFunctionDescription
0x0000-0x77FF30720ROM
0x7800-0x7FFF2048RAM
0x8000-0xFFFF32768ROM Banksoundbank
 

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
0x0000-0x1FFFF1310723.804CRC(0be8f2ce) (Fluke: 13D9)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF5242884.102CRC(1b5dcff8) (Fluke: 665C)
0x80000-0xFFFFF5242885.103CRC(dd69b24a) (Fluke: 44F7)
0x100000-0x17FFFF5242886.104CRC(e898f3a2) (Fluke: 1616)
0x180000-0x1FFFFF5242887.105CRC(812cb79a) (Fluke: 7591)
0x200000-0x27FFFF5242888.106CRC(20285661) (Fluke: C1A2)
0x280000-0x2FFFFF5242889.107CRC(91dfb28b) (Fluke: FD33)
0x300000-0x37FFFF52428810.108CRC(5c8e2300) (Fluke: A4D3)
0x380000-0x3FFFFF52428811.109CRC(12894ba4) (Fluke: D10A)
0x400000-0x47FFFF52428812.202CRC(d02957e0) (Fluke: B9E5)
0x480000-0x4FFFFF52428813.203CRC(240ffce3) (Fluke: 67EA)
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