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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.
Demoneye-X (Irem, 1981)
Memory Area:demoneye_main_map
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192RAM
0x2000-0x3FFF8192RAM Write, Sharedredalert_bitmap_videoram_w, bitmap_videoram
0x4000-0x5FFF8192RAM, Sharedcharram
0x6000-0xBFFF24576ROM
0xC0001Mirror, Read Port, Write NOP0x0f8f, C000,
0x00003Active High
0x00014Active High
0x00025Active High
0x00036Active High
0x0000OffActive High
0x0004OnActive High
0x00005000Active High
0x00087000Active High
0x00302C_1CActive High
0x00101C_1CActive High
0x00201C_2CActive High
0x0000Free_PlayActive High
0x0040UprightActive High
0x0000CocktailActive High
0x0000OffActive High
0x0080OnActive High
0xC0101Mirror, Read Port, Write NOP0x0f8f, C010,
0xC0201Mirror, Read Port, Write NOP0x0f8f, C020,
0xC0301Mirror, Read NOP, Write0x0f8f, , demoneye_audio_command_w
0xC0401Mirror, Read NOP, Write Only, Shared0x0f8f, , , video_control
0xC0501Mirror, Read NOP, Write Only, Shared0x0f8f, , , bitmap_color
0xC0601Mirror, Read/Write NOP0x0f80, (/* unknown */)
0xC0611Mirror, Read/Write NOP0x0f80, (/* unknown */)
0xC0621Mirror, Read/Write NOP0x0f80, (/* unknown */)
0xC0701Mirror, Read/Write0x0f8f, redalert_interrupt_clear_r, redalert_interrupt_clear_w (/* probably not correct */)
0xF000-0xFFFF4096ROM, Regionmaincpu, 0x8000
 

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
0x2000-0x2FFF4096demoneye.7sCRC(8fdc9364) (Fluke: DFD0)
0x3000-0x3FFF4096demoneye.6sCRC(0a23def9) (Fluke: B7B2)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x6000-0x6FFF4096demoneye.6CRC(b03ee3a9) (Fluke: F229)
0x7000-0x7FFF4096demoneye.7CRC(667a5de7) (Fluke: 614D)
0x8000-0x8FFF4096demoneye.8CRC(257484d7) (Fluke: 61DA)
0x9000-0x9FFF4096demoneye.9CRC(bd8d79a8) (Fluke: EB26)
0xA000-0xAFFF4096demoneye.aCRC(a27d08aa) (Fluke: C33D)
0xB000-0xBFFF4096demoneye.bCRC(1fd3585b) (Fluke: 84F4)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x01FF512demoneye.1a2CRC(eaf5a66e),512*8 74S472 or compatible BPROM like a 82s147 (Fluke: CD8F)
Memory Area:user1
Address RangeLengthLabel/LocationDescription
0x0000-0x01FF512demoneye.1aCRC(d03488ea),512*8 74S472 or compatible BPROM like a 82s147 (Fluke: 8E28)
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