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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.
Lightning Fighters (Konami, 1990)
Memory Area:lgtnfght_audio_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0x87FF2048RAM
0xA000-0xA0012Device Read/Writeymsnd, ym2151_device, read, write
0xC000-0xC02F48Device Read/Writek053260, k053260_device, read, write
Memory Area:lgtnfght_main_map
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM
0x80000-0x80FFF4096RAM Device Write, Sharedpalette, palette_device, write, palette
0x90000-0x93FFF16384RAM(/*main RAM */)
0xA0000-0xA00012Read PortCOINS
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004UnknownActive High
0x0008Start 1Active Low
0x0010Start 2Active Low
0x0020UnknownActive Low
0x0040Service 1Active Low
0x0080UnknownActive Low
0xA0002-0xA00032Read PortP1
0xA0004-0xA00052Read PortP2
0xA0006-0xA00072Read PortDSW1
0x0003LivesActive High
0x00032Active High
0x00023Active High
0x00015Active High
0x00007Active High
0x0018Bonus_LifeActive High
0x0018100K, 400KActive High
0x0010150K, 500KActive High
0x0008200K OnlyActive High
0x0000NoneActive High
0x0060DifficultyActive High
0x0060EasyActive High
0x0040NormalActive High
0x0020DifficultActive High
0x0000Very_DifficultActive High
0x0080Demo_SoundsActive High
0x0080OffActive High
0x0000OnActive High
0xA0008-0xA00092Read PortDSW2
0xA0010-0xA00112Read PortDSW3
0x0001Flip_ScreenActive High
0x0001OffActive High
0x0000OnActive High
0x0002MonoActive High
0x0000StereoActive High
0x00f0UnusedActive Low
0xA0018-0xA00192Writelgtnfght_0a0018_w
0xA0020-0xA00234Device Read/Write 8-bitk053260, k053260_device, main_read, main_write, 0x00ff
0xA0028-0xA00292Device Writewatchdog, watchdog_timer_device, reset16_w
0xB0000-0xB3FFF16384Read/Write, Sharedk053245_scattered_word_r, k053245_scattered_word_w, spriteram
0xC0000-0xC001F32Read/Writek053244_word_noA1_r, k053244_word_noA1_w
0xE0000-0xE001F32Device Writek053251, k053251_device, lsb_w
0x100000-0x107FFF32768Read/Writek052109_word_noA12_r, k052109_word_noA12_w
 

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
0x0000-0x7FFF32768939e01.d7CRC(4a5fc848) (Fluke: 509C)
0x0000-0x7FFF32768939e01.d7CRC(4a5fc848) (Fluke: 509C)
0x0000-0x7FFF32768939e01.d7CRC(4a5fc848) (Fluke: 509C)
Memory Area:k053260
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288939a04.c5CRC(c24e2b6e) (Fluke: 769E)
0x0000-0x7FFFF524288939a04.c5CRC(c24e2b6e) (Fluke: 769E)
0x0000-0x7FFFF524288939a04.c5CRC(c24e2b6e) (Fluke: 769E)
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