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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.
Tank Busters (Valadon Automation, 1985)
Memory Area:main_map
Address RangeLengthFunctionDescription
0x0000-0x5FFF24576ROM
0x6000-0x9FFF16384ROM Bankbank1
0xA000-0xBFFF8192ROM Bankbank2
0xC000-0xC7FF2048RAM Write, Sharedbackground_videoram_w, videoram
0xC800-0xCFFF2048RAM Write, Sharedbackground_colorram_w, colorram
0xD000-0xD7FF2048RAM Write, Sharedtxtram_w, txtram
0xD800-0xD8FF256RAM, Sharedspriteram
0xE000-0xE0078Read/Writedebug_output_area_r, e0xx_w
0xE8001Read Port, WriteINPUTS, yscroll_w
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick RightActive Low
0x0008Joystick LeftActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080UnusedActive Low
0xE801-0xE8022Writexscroll_w
0xE8011Read PortSYSTEM
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004Coin 3Active Low
0x0008Coin 4Active Low
0x0010Start 1Active Low
0x0020Start 2Active Low
0x0040UnusedActive Low
0x0080UnusedActive Low
0xE8021Read PortDSW
0x0003EasyActive High
0x0002HardActive High
0x0001NormalActive High
0x0000Very_HardActive High
0x0004OffActive High
0x0000OnActive High
0x0008EnglishActive High
0x0000FrenchActive High
0x0010No BonusActive High
0x000060000Active High
0x00201C/1C 1C/2C 1C/6C 1C/14CActive High
0x00002C/1C 1C/1C 1C/3C 1C/7CActive High
0x00c01Active High
0x00802Active High
0x00403Active High
0x00004Active High
0xE8031Read/Writesome_changing_input, soundlatch_w (/*unknown. Game expects this to change so this is not player input */)
0xE8041Write NOP(/* watchdog ? ; written in long-lasting loops */)
0xF000-0xF7FF2048RAM
Memory Area:map_cpu2
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192ROM
0x2000-0x3FFF8192Write NOP(/* garbage, written in initialization loop */)
0x4000-0x7FFF16384Write NOP(/* garbage, written in initialization loop */)
0x8000-0x87FF2048Read Only
Memory Area:port_map_cpu2
Address RangeLengthFunctionDescription
0x00101Device Writeay2, ay8910_device, data_w
0x00301Device Read/Writeay2, ay8910_device, data_r, address_w
0x00401Device Writeay1, ay8910_device, data_w
0x00C01Device Read/Writeay1, ay8910_device, data_r, address_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:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192a-d5-2.binCRC(0bbf3fdb),sprites 32x32 (Fluke: A9DD)
0x2000-0x3FFF8192a-d6-3.binCRC(4398dc21) (Fluke: 0A48)
0x4000-0x5FFF8192a-d7-4.binCRC(aca197fc) (Fluke: D04B)
0x6000-0x7FFF8192a-d8-5.binCRC(1e6edc17) (Fluke: 1271)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384b-m4-11.binCRC(eb88ee1f),background tilemap characters 8x8 (Fluke: EE30)
0x4000-0x7FFF16384b-m5-12.binCRC(4c65f399) (Fluke: C50F)
0x8000-0xBFFF16384b-m6-13.binCRC(a5baa413) (Fluke: 8865)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192b-r3-14.binCRC(4310a815),text tilemap characters 8x8 (Fluke: C97C)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384a-s4-6.binCRC(8ebe7317) (Fluke: 51DC)
0x4000-0x5FFF8192a-s7-9.binCRC(047aee33) (Fluke: 1D0E)
0x12000-0x13FFF8192a-s5_7.binCRC(dd4800ca),banked at 0x6000-0x9fff (Fluke: FF36)
0x16000-0x17FFF8192a-s6-8.binCRC(f8801238),banked at 0x6000-0x9fff (Fluke: 7CA0)
0x18000-0x1BFFF16384a-s8-10.binCRC(9e826faa),banked at 0xa000-0xbfff (Fluke: FB20)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x001F32tb-prom.1s8CRC(dfaa086c) (Fluke: B882)
0x0020-0x003F32tb-prom.2r8CRC(ec50d674) (Fluke: A868)
0x0040-0x005F32tb-prom.3p8CRC(3e70eafd) (Fluke: 9697)
0x0060-0x007F32tb-prom.4k8CRC(624f40d2) (Fluke: 14EA)
Memory Area:sub
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192a-b3-1.binCRC(b0f56102) (Fluke: 5067)
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