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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.
beatmania IIDX 5th style (Konami, 2001)
Memory Area:main_map
Address RangeLengthFunctionDescription
0x1F000000-0x1F0007FF2048Read/Write 8-bitshared_psx_r, shared_psx_w, 0x00ff00ff
0x1F200000-0x1F20001F32Device Read/Write 8-bitam53cf96, am53cf96_device, read, write, 0x00ff00ff
0x1F20A01C-0x1F20A01F4Write NOP(/* scsi? */)
0x1F210000-0x1F2107FF2048Device Read/Write 8-bitfdc37c665gt, fdc37c665gt_device, read, write, 0x00ff00ff
0x1F218000-0x1F2180034Device Write 8-bitwatchdog, watchdog_timer_device, reset_w, 0x000000ff (/* LTC1232 */)
0x1F220000-0x1F2200034Write 8-bittwinkle_io_w, 0x00ff00ff
0x1F220004-0x1F2200074Read 8-bittwinkle_io_r, 0x00ff00ff
0x1F230000-0x1F2300034Write NOP
0x1F240000-0x1F2400034Read PortIN6
0x1F250000-0x1F2500034Write NOP
0x1F260000-0x1F2600034Write 16-bitserial_w, 0x0000ffff
0x1F270000-0x1F2700034Write PortOUTSEC
0x1F280000-0x1F2800034Read PortINSEC
0x1F290000-0x1F29007F128Device Read/Write 8-bitrtc, rtc65271_device, rtc_r, rtc_w, 0x00ff00ff
0x1F2A0000-0x1F2A007F128Device Read/Write 8-bitrtc, rtc65271_device, xram_r, xram_w, 0x00ff00ff
0x1F2B0000-0x1F2B00FF256Write 16-bittwinkle_output_w, 0xffffffff
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM
0x100000-0x13FFFF262144RAM
0x200000-0x2000012Readunk_68k_r
0x230000-0x2300034Writetwinkle_spu_ctrl_w
0x240000-0x2400034Writespu_ata_dma_low_w
0x250000-0x2500034Writespu_ata_dma_high_w
0x280000-0x280FFF4096Read/Writeshared_68k_r, shared_68k_w
0x300000-0x30000F16Device Read/Writeata, ata_interface_device, read_cs0, write_cs0
0x34000E-0x34000F2Write NOP
0x400000-0x400FFF4096Device Read/Writerfsnd, rf5c400_device, rf5c400_r, rf5c400_w
0x800000-0xBFFFFF4194304Read/Writetwinkle_waveram_r, twinkle_waveram_w
0xFE0000-0xFFFFFF131072RAM(// ...and the RAM test checks this last 128k (mirror of the work RAM at 0x100000?))
 

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:security
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF256a17BAD_DUMP CRC(9428afb0)
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