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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.
Devil World (Konami, 1987)
Memory Area:main_map
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM
0x40000-0x43FFF16384RAM, Sharedcomram
0x60000-0x63FFF16384RAM
0x80000-0x80FFF4096Device Read/Write 8-bit, Sharedpalette, palette_device, read, write, 0x00ff, palette
0x81000-0x81FFF4096Write NOP
0xA0000-0xA00012Read Port, WriteSYSTEM, CPUA_register_w
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004UnusedActive Low
0x0008Map ButtonActive Low
0x0010UnusedActive Low
0x0020UnusedActive Low
0x0040Service 1Active Low
0x0080UnusedActive Low
0xA0002-0xA00032Read PortP1
0xA0004-0xA00052Read PortP2
0xA0006-0xA00072Read PortP3
0x00ffUnusedActive Low
0xA0008-0xA00092Device Write 8-bitsoundlatch, generic_latch_8_device, write, 0x00ff
0xA0010-0xA00112Read Port, Device WriteDSW2, watchdog, watchdog_timer_device, reset16_w
0x0003LivesActive High
0x00032Active High
0x00023Active High
0x00015Active High
0x00007Active High
0x0060DifficultyActive High
0x0060EasyActive High
0x0040NormalActive High
0x0020DifficultActive High
0x0000Very_DifficultActive High
0x0080Demo_SoundsActive High
0x0080OffActive High
0x0000OnActive High
0xA0012-0xA00132Read PortDSW1
0xA0018-0xA00192Read PortDSW3
0x0001Flip_ScreenActive High
0x0001OffActive High
0x0000OnActive High
0x00f0UnusedActive Low
0xC0000-0xC000F16Writevideo_register_w
0xC000E-0xC000F2Readsprite_status_r
0x100000-0x103FFF16384RAM Write, Sharedfixram_w, fixram
0x120000-0x121FFF8192RAM Write, Sharedvideoram0_w, videoram.0
0x122000-0x123FFF8192RAM Write, Sharedvideoram1_w, videoram.1
0x140000-0x143FFF16384RAM, Sharedspriteram
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0x87FF2048RAM
0x90001Writeupd_reset_w
0xA0001Device Readsoundlatch, generic_latch_8_device, read
0xB000-0xB00D14Device Read/Writek007232, k007232_device, read, write
0xC000-0xC0012Device Read/Writeymsnd, ym2151_device, read, write
0xD0001Device Writeupd, upd7759_device, port_w
0xE0001Writeupd_start_w
0xF0001Readupd_busy_r (// miaj writes 0 to it)
Memory Area:sub_map
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM
0x40000-0x43FFF16384RAM, Sharedcomram
0x60000-0x63FFF16384RAM
0x80000-0x9FFFF131072ROM, Regiondata, 0
0xA0000-0xA00012WriteCPUB_register_w
0x400000-0x403FFF16384RAM, Sharedspriteram
0x480000-0x481FFF8192RAM Write, Sharedvideoram0_w, videoram.0
0x482000-0x483FFF8192RAM Write, Sharedvideoram1_w, videoram.1
0x500000-0x53FFFF262144RAM Write, Sharedzipram_w, zipram
0x600000-0x6FFFFF1048576ROM, Regiongfxrom, 0
0x700000-0x77FFFF524288ROM Bankgfxrombank
0x780000-0x79FFFF131072RAM, Sharedsprite_gfx_ram
 

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
0x0000-0x7FFF32768687_l03.10aCRC(7201983c) (Fluke: 8224)
Memory Area:fixed
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384687_m14.d8CRC(d7338557) (Fluke: D35B)
Memory Area:k007232
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072687_i01.5aCRC(d4992dfb) (Fluke: 6D25)
Memory Area:upd
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072687_i02.7cCRC(e5947501) (Fluke: 93AB)
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