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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.
Tecmo World Cup '90 (Tecmo, 1989)
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0xBFFF49152ROM
0xF000-0xF7FF2048RAM
0xF800-0xF8034Device Read/Writeymsnd, ym2608_device, read, write
0xFC001Read NOP(/* ??? adpcm ??? */)
0xFC101Device Readsoundlatch, generic_latch_8_device, read
Memory Area:wc90_map_1
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0x9FFF8192RAM(/* Main RAM */)
0xA000-0xAFFF4096RAM Write, Sharedfgvideoram_w, fgvideoram (/* fg video ram */)
0xB000-0xBFFF4096RAM
0xC000-0xCFFF4096RAM Write, Sharedbgvideoram_w, bgvideoram
0xD000-0xDFFF4096RAM
0xE000-0xEFFF4096RAM Write, Sharedtxvideoram_w, txvideoram (/* tx video ram */)
0xF000-0xF7FF2048ROM Bankmainbank
0xF800-0xFBFF1024RAM, Sharedshare1
0xFC001Read PortP1
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xFC021Read PortP2
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xFC021Write Only, Sharedscroll0ylo
0xFC031Write Only, Sharedscroll0yhi
0xFC051Read PortSYSTEM
0x0001Coin 1Active High
0x0002Coin 2Active High
0x0004Start 1Active Low
0x0008Start 2Active Low
0xFC061Read PortDSW1
0x000fCoinageActive High
0x000010 Coins/1 CreditActive High
0x00089C_1CActive High
0x00048C_1CActive High
0x000c7C_1CActive High
0x00026C_1CActive High
0x000a5C_1CActive High
0x00064C_1CActive High
0x000e3C_1CActive High
0x00092C_1CActive High
0x000f1C_1CActive High
0x00012C_3CActive High
0x00071C_2CActive High
0x000b1C_3CActive High
0x00031C_4CActive High
0x000d1C_5CActive High
0x00051C_6CActive High
0x0030DifficultyActive High
0x0030EasyActive High
0x0010NormalActive High
0x0020HardActive High
0x0000HardestActive High
0x00401 Count - 1 SecondActive High
0x00001 Count - 56/60 SecondActive High
0x0080Demo_SoundsActive High
0x0000OffActive High
0x0080OnActive High
0xFC061Write Only, Sharedscroll0xlo
0xFC071Write Only, Sharedscroll0xhi
0xFC071Read PortDSW2
0x00011:00Active High
0x00021:30Active High
0x00032:00Active High
0x00002:30Active High
0x000c1:00Active High
0x00141:30Active High
0x00042:00Active High
0x00182:30Active High
0x001c3:00Active High
0x00083:30Active High
0x00104:00Active High
0x00005:00Active High
0x0080LanguageActive High
0x0000EnglishActive High
0x0080JapaneseActive High
0xFC221Write Only, Sharedscroll1ylo
0xFC231Write Only, Sharedscroll1yhi
0xFC261Write Only, Sharedscroll1xlo
0xFC271Write Only, Sharedscroll1xhi
0xFC421Write Only, Sharedscroll2ylo
0xFC431Write Only, Sharedscroll2yhi
0xFC461Write Only, Sharedscroll2xlo
0xFC471Write Only, Sharedscroll2xhi
0xFCC01Writesound_command_w
0xFCD01Device Writewatchdog, watchdog_timer_device, reset_w
0xFCE01Writebankswitch_w
Memory Area:wc90_map_2
Address RangeLengthFunctionDescription
0x0000-0xBFFF49152ROM
0xC000-0xCFFF4096RAM
0xD000-0xD7FF2048RAM, Sharedspriteram
0xD800-0xDFFF2048RAM
0xE000-0xE7FF2048RAM Device Write, Sharedpalette, palette_device, write, palette
0xF000-0xF7FF2048ROM Banksubbank
0xF800-0xFBFF1024RAM, Sharedshare1
0xFC001Writebankswitch1_w
0xFC011Device Writewatchdog, watchdog_timer_device, reset_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
0x0000-0xFFFF65536ic54_05.binCRC(27c348b3) (Fluke: C306)
0x0000-0xFFFF65536ic54_05.binCRC(27c348b3) (Fluke: C306)
0x0000-0xFFFF65536ic54_05.binCRC(27c348b3) (Fluke: C306)
0x0000-0xFFFF65536ic54_05.binCRC(27c348b3) (Fluke: C306)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536ic85_07v.binCRC(c5219426),characters (Fluke: 6D72)
0x0000-0xFFFF65536ic85_07v.binCRC(c5219426),characters (Fluke: 6D72)
0x0000-0xFFFF65536ic85_07v.binCRC(c5219426),characters (Fluke: 6D72)
0x0000-0xFFFF65536ic85_07v.binCRC(c5219426),characters (Fluke: 6D72)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072ic86_08v.binCRC(8fa1a1ff),tiles #1 (Fluke: 5898)
0x0000-0x1FFFF131072ic86_08v.binCRC(8fa1a1ff),tiles #1 (Fluke: 5898)
0x0000-0x1FFFF131072ic86_08v.binCRC(8fa1a1ff),tiles #1 (Fluke: 5898)
0x0000-0x1FFFF131072ic86_08v.binCRC(8fa1a1ff),tiles #1 (Fluke: 5898)
0x20000-0x3FFFF131072ic90_09v.binCRC(99f8841c),tiles #2 (Fluke: 0D6A)
0x20000-0x3FFFF131072ic90_09v.binCRC(99f8841c),tiles #2 (Fluke: 0D6A)
0x20000-0x3FFFF131072ic90_09v.binCRC(99f8841c),tiles #2 (Fluke: 0D6A)
0x20000-0x3FFFF131072ic90_09v.binCRC(99f8841c),tiles #2 (Fluke: 0D6A)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072ic87_10v.binCRC(8232093d),tiles #3 (Fluke: D2C1)
0x0000-0x1FFFF131072ic87_10v.binCRC(8232093d),tiles #3 (Fluke: D2C1)
0x0000-0x1FFFF131072ic87_10v.binCRC(8232093d),tiles #3 (Fluke: D2C1)
0x0000-0x1FFFF131072ic87_10v.binCRC(8232093d),tiles #3 (Fluke: D2C1)
0x20000-0x3FFFF131072ic91_11v.binCRC(188d3789),tiles #4 (Fluke: B88D)
0x20000-0x3FFFF131072ic91_11v.binCRC(188d3789),tiles #4 (Fluke: B88D)
0x20000-0x3FFFF131072ic91_11v.binCRC(188d3789),tiles #4 (Fluke: B88D)
0x20000-0x3FFFF131072ic91_11v.binCRC(188d3789),tiles #4 (Fluke: B88D)
Memory Area:gfx4
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072ic50_12v.binCRC(da1fe922),sprites (Fluke: 29EF)
0x0000-0x1FFFF131072ic50_12v.binCRC(da1fe922),sprites (Fluke: 29EF)
0x0000-0x1FFFF131072ic50_12v.binCRC(da1fe922),sprites (Fluke: 29EF)
0x0000-0x1FFFF131072ic50_12v.binCRC(da1fe922),sprites (Fluke: 29EF)
0x20000-0x3FFFF131072ic54_13v.binCRC(9ad03c2c),sprites (Fluke: 1A0B)
0x20000-0x3FFFF131072ic54_13v.binCRC(9ad03c2c),sprites (Fluke: 1A0B)
0x20000-0x3FFFF131072ic54_13v.binCRC(9ad03c2c),sprites (Fluke: 1A0B)
0x20000-0x3FFFF131072ic54_13v.binCRC(9ad03c2c),sprites (Fluke: 1A0B)
0x40000-0x5FFFF131072ic60_14v.binCRC(499dfb1b),sprites (Fluke: 8E2D)
0x40000-0x5FFFF131072ic60_14v.binCRC(499dfb1b),sprites (Fluke: 8E2D)
0x40000-0x5FFFF131072ic60_14v.binCRC(499dfb1b),sprites (Fluke: 8E2D)
0x40000-0x5FFFF131072ic60_14v.binCRC(499dfb1b),sprites (Fluke: 8E2D)
0x60000-0x7FFFF131072ic65_15v.binCRC(d8ea5c81),sprites (Fluke: 4879)
0x60000-0x7FFFF131072ic65_15v.binCRC(d8ea5c81),sprites (Fluke: 4879)
0x60000-0x7FFFF131072ic65_15v.binCRC(d8ea5c81),sprites (Fluke: 4879)
0x60000-0x7FFFF131072ic65_15v.binCRC(d8ea5c81),sprites (Fluke: 4879)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768ic87_01.binCRC(4a1affbc),c000-ffff is not used (Fluke: 9182)
0x10000-0x1FFFF65536ic95_02.binCRC(847d439c),banked at f000-f7ff (Fluke: 429F)
0x10000-0x1FFFF65536ic95_02.binCRC(847d439c),banked at f000-f7ff (Fluke: 429F)
0x10000-0x1FFFF65536ic95_02.binCRC(847d439c),banked at f000-f7ff (Fluke: 429F)
Memory Area:sub
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536ic67_04.binCRC(dc6eaf00),c000-ffff is not used (Fluke: 85EF)
0x0000-0xFFFF65536ic67_04.binCRC(dc6eaf00),c000-ffff is not used (Fluke: 85EF)
0x0000-0xFFFF65536ic67_04.binCRC(dc6eaf00),c000-ffff is not used (Fluke: 85EF)
0x0000-0xFFFF65536ic67_04.binCRC(dc6eaf00),c000-ffff is not used (Fluke: 85EF)
0x10000-0x1FFFF65536ic56_03.binCRC(1ac02b3b),banked at f000-f7ff (Fluke: 646C)
0x10000-0x1FFFF65536ic56_03.binCRC(1ac02b3b),banked at f000-f7ff (Fluke: 646C)
0x10000-0x1FFFF65536ic56_03.binCRC(1ac02b3b),banked at f000-f7ff (Fluke: 646C)
Memory Area:ymsnd
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072ic82_06.binCRC(2fd692ed) (Fluke: 6F79)
0x0000-0x1FFFF131072ic82_06.binCRC(2fd692ed) (Fluke: 6F79)
0x0000-0x1FFFF131072ic82_06.binCRC(2fd692ed) (Fluke: 6F79)
0x0000-0x1FFFF131072ic82_06.binCRC(2fd692ed) (Fluke: 6F79)
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