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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.
Lifeforce (Konami, 1987)
Memory Area:sal_sound_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0x87FF2048RAM
0xA0001Device Readsoundlatch, generic_latch_8_device, read
0xB000-0xB00D14Device Read/Writek007232, k007232_device, read, write
0xC000-0xC0012Device Read/Writeymsnd, ym2151_device, read, write
0xD0001Device Writevlm, vlm5030_device, data_w
0xE0001Readwd_r (/* watchdog?? */)
0xF0001Writesalamand_speech_start_w
Memory Area:salamand_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM
0x80000-0x87FFF32768RAM
0x90000-0x91FFF8192Device Read/Write 8-bit, Sharedpalette, palette_device, read, write, 0x00ff, palette
0xA0000-0xA00012Writesalamand_control_port_word_w (/* irq enable, flipscreen, etc. */)
0xC0000-0xC00012Device Write 8-bitsoundlatch, generic_latch_8_device, write, 0x00ff
0xC0002-0xC00032Read PortDSW0
0xC0004-0xC00052Device Writewatchdog, watchdog_timer_device, reset16_w (/* probably */)
0xC2000-0xC20012Read PortIN0 (/* Coins, start buttons, test mode */)
0xC2002-0xC20032Read PortIN1
0xC2004-0xC20052Read PortIN2
0xC2006-0xC20072Read PortDSW1
0x100000-0x100FFF4096RAM Write, Sharednemesis_videoram2_word_w, videoram2 (/* VRAM */)
0x101000-0x101FFF4096RAM Write, Sharednemesis_videoram1_word_w, videoram1
0x102000-0x102FFF4096RAM Write, Sharednemesis_colorram2_word_w, colorram2
0x103000-0x103FFF4096RAM Write, Sharednemesis_colorram1_word_w, colorram1
0x120000-0x12FFFF65536RAM Write, Sharednemesis_charram_word_w, charram
0x180000-0x180FFF4096RAM, Sharedspriteram (/* more sprite ram ??? */)
0x190000-0x1903FF1024Sharedxscroll2
0x190000-0x191FFF8192RAM
0x190400-0x1907FF1024Sharedxscroll1
0x190F00-0x190F7F128Sharedyscroll1
0x190F80-0x190FFF128Sharedyscroll2
 

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
0x0000-0x7FFF32768587-n09.11jCRC(e8496150) (Fluke: 37E8)
Memory Area:k007232
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072587-c01.10aCRC(09fe0632),Mask rom (Fluke: 11B9)
0x0000-0x1FFFF131072587-c01.10aCRC(09fe0632),Mask rom (Fluke: 11B9)
Memory Area:vlm
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384587-k08.8gCRC(7f0e9b41) (Fluke: 9268)
0x0000-0x3FFF16384587-k08.8gCRC(7f0e9b41) (Fluke: 9268)
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