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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.
Fire Ball (FM Work, 1992)
Memory Area:fball_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM Bankbank2
0x8000-0xBFFF16384ROM Bankbank1
0xC000-0xDDFF7680RAM
0xDE00-0xDFFF512RAM, Sharedspriteram
0xE000-0xE7FF2048RAM Write, Sharedlwings_fgvideoram_w, fgvideoram
0xE800-0xEFFF2048RAM Write, Sharedlwings_bg1videoram_w, bg1videoram
0xF000-0xF3FF1024RAM Device Write, Sharedpalette, palette_device, write_ext, palette_ext
0xF400-0xF7FF1024RAM Device Write, Sharedpalette, palette_device, write, palette
0xF808-0xF8092Writelwings_bg1_scrollx_w
0xF8081Read PortSERVICE
0xF8091Read PortP1
0xF80A1Read PortP2
0xF80A-0xF80B2Writelwings_bg1_scrolly_w
0xF80B1Read PortDSWA
0x0001DifficultyActive High
0x0001EasyActive High
0x0000HardActive High
0x0006LivesActive High
0x00001Active High
0x00022Active High
0x00043Active High
0x00064Active High
0x0018CoinageActive High
0x00002C_1CActive High
0x00081C_1CActive High
0x00101C_2CActive High
0x00181C_4CActive High
0x0020Flip_ScreenActive High
0x0020OffActive High
0x0000OnActive High
0x0040UnusedActive High
0x0040OffActive High
0x0000OnActive High
0xF80C1Device Writesoundlatch, generic_latch_8_device, write
0xF80D1Read Port, Device WriteP3, watchdog, watchdog_timer_device, reset_w
0x0001Joystick RightActive Low
0x0002Joystick LeftActive Low
0x0004Joystick DownActive Low
0x0008Joystick UpActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xF80E1Read PortP4
0x0001Joystick RightActive Low
0x0002Joystick LeftActive Low
0x0004Joystick DownActive Low
0x0008Joystick UpActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xF80E1Writelwings_bankswitch_w
Memory Area:fball_sound_map
Address RangeLengthFunctionDescription
0x0000-0x0FFF4096ROM
0x80001Device Readsoundlatch, generic_latch_8_device, read
0xA0001Writefball_oki_bank_w
0xC000-0xC7FF2048RAM
0xE0001Device Read/Writeoki, okim6295_device, read, write
 

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:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384J03.binCRC(be11627f)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536E15.binCRC(89a761d2)
0x10000-0x1FFFF65536C15.binCRC(0f77b03e)
0x20000-0x2FFFF65536B15.binCRC(2169ad3e)
0x30000-0x3FFFF65536F15.binCRC(34b3f9a2)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072J15.binCRC(ed7be8e7)
0x20000-0x3FFFF131072H15.binCRC(6ffb5433)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072D4.binCRC(6122b3dc)
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFFF262144A03.binCRC(22b0d089)
0x80000-0xBFFFF262144A02.binCRC(951d6579)
0xC0000-0xFFFFF262144A01.binCRC(020b5261)
Memory Area:soundcpu
Address RangeLengthLabel/LocationDescription
0x0000-0x0FFF4096A05.binCRC(474dd19e)
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