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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.
Battle Bubble (Banpresto (Limenko license), 1999)
Memory Area:batlbubl_map
Address RangeLengthFunctionDescription
0x0000-0xFFFFF1048576ROM(// ROM)
0x100000-0x11FFFF131072RAM Write, Sharedmetro_vram_0_w, vram_0 (// Layer 0)
0x120000-0x13FFFF131072RAM Write, Sharedmetro_vram_1_w, vram_1 (// Layer 1)
0x140000-0x15FFFF131072RAM Write, Sharedmetro_vram_2_w, vram_2 (// Layer 2)
0x160000-0x16FFFF65536Readmetro_bankedrom_r (// Banked ROM)
0x170000-0x171FFF8192RAM(// ???)
0x172000-0x173FFF8192RAM Device Write, Sharedpalette, palette_device, write, palette (// Palette)
0x174000-0x174FFF4096RAM, Sharedspriteram (// Sprites)
0x178000-0x1787FF2048RAM, Sharedtiletable (// Tiles Set)
0x178840-0x17884D14Write, Sharedmetro_blitter_w, blitter_regs (// Tiles Blitter)
0x178860-0x17886B12Write, Sharedmetro_window_w, window (// Tilemap Window)
0x178870-0x17887B12Write Only, Sharedscroll (// Scroll)
0x178880-0x1788812Write NOP(// ? CRT)
0x178890-0x1788912Write NOP(// ? CRT)
0x1788A2-0x1788A32Read/Writemetro_irq_cause_r,metro_irq_cause_w (// IRQ Cause / IRQ Acknowledge)
0x1788A4-0x1788A52Write Only, Sharedirq_enable (// IRQ Enable)
0x1788AA-0x1788AB2Write Only, Sharedrombank (// Rom Bank)
0x1788AC-0x1788AD2Write Only, Sharedscreenctrl (// Screen Control)
0x179700-0x17971320Write Only, Sharedvideoregs (// Video Registers)
0x200000-0x2000012Read PortIN1 (// Inputs)
0x200002-0x2000032Read PortDSW0 (//)
0x0003DifficultyActive High
0x0002EasyActive High
0x0003NormalActive High
0x0001HardActive High
0x0000HardestActive High
0x000cLivesActive High
0x00082Active High
0x00043Active High
0x000c4Active High
0x00005Active High
0x0010Allow_ContinueActive High
0x0000NoActive High
0x0010YesActive High
0x0020Demo_SoundsActive High
0x0000OffActive High
0x0020OnActive High
0x0040UnknownActive High
0x0040OffActive High
0x0000OnActive High
0x0080UnknownActive High
0x0080OffActive High
0x0000OnActive High
0x0700Coin_AActive High
0x01004C_1CActive High
0x02003C_1CActive High
0x03002C_1CActive High
0x07001C_1CActive High
0x06001C_2CActive High
0x05001C_3CActive High
0x04001C_4CActive High
0x0000Free_PlayActive High
0x3800Coin_BActive High
0x08004C_1CActive High
0x10003C_1CActive High
0x18002C_1CActive High
0x38001C_1CActive High
0x30001C_2CActive High
0x28001C_3CActive High
0x20001C_4CActive High
0x0000Free_PlayActive High
0x4000Flip_ScreenActive High
0x4000OffActive High
0x0000OnActive High
0x200002-0x2000098Writemetro_coin_lockout_4words_w (// Coin Lockout)
0x200004-0x2000052Read PortIN0 (//)
0x200006-0x2000072Read PortIN2 (//)
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0xff00UnknownActive Low
0x300000-0x31FFFF131072Readbalcube_dsw_r (// read but ignored?)
0x400000-0x4000012Device Read 8-bitymf, ymf278b_device, read, 0x00ff (// Sound)
0x400000-0x40000B12Device Write 8-bitymf, ymf278b_device, write, 0x00ff (//)
0xF00000-0xF0FFFF65536RAM, Mirror0x0f0000 (// RAM (mirrored))
Memory Area:msgogo_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM(// ROM)
0x100000-0x11FFFF131072RAM Write, Sharedmetro_vram_0_w, vram_0 (// Layer 0)
0x120000-0x13FFFF131072RAM Write, Sharedmetro_vram_1_w, vram_1 (// Layer 1)
0x140000-0x15FFFF131072RAM Write, Sharedmetro_vram_2_w, vram_2 (// Layer 2)
0x160000-0x16FFFF65536Readmetro_bankedrom_r (// Banked ROM)
0x170000-0x171FFF8192RAM(// ???)
0x172000-0x173FFF8192RAM Device Write, Sharedpalette, palette_device, write, palette (// Palette)
0x174000-0x174FFF4096RAM, Sharedspriteram (// Sprites)
0x178000-0x1787FF2048RAM, Sharedtiletable (// Tiles Set)
0x178840-0x17884D14Write, Sharedmetro_blitter_w, blitter_regs (// Tiles Blitter)
0x178860-0x17886B12Write, Sharedmetro_window_w, window (// Tilemap Window)
0x178870-0x17887B12Write Only, Sharedscroll (// Scroll)
0x178880-0x1788812Write NOP(// ? CRT)
0x178890-0x1788912Write NOP(// ? CRT)
0x1788A2-0x1788A32Read/Writemetro_irq_cause_r, metro_irq_cause_w (// IRQ Cause / IRQ Acknowledge)
0x1788A4-0x1788A52Write Only, Sharedirq_enable (// IRQ Enable)
0x1788AA-0x1788AB2Write Only, Sharedrombank (// Rom Bank)
0x1788AC-0x1788AD2Write Only, Sharedscreenctrl (// Screen Control)
0x179700-0x17971320Write Only, Sharedvideoregs (// Video Registers)
0x200000-0x2000012Read PortCOINS (// Inputs)
0x200002-0x2000032Read PortJOYS (//)
0x200002-0x2000098Writemetro_coin_lockout_4words_w (// Coin Lockout)
0x200006-0x2000072Read NOP(//)
0x300000-0x31FFFF131072Readbalcube_dsw_r (// 3 x DSW)
0x400000-0x4000012Device Read 8-bitymf, ymf278b_device, read, 0x00ff (// Sound)
0x400000-0x40000B12Device Write 8-bitymf, ymf278b_device, write, 0x00ff (//)
0xF00000-0xF0FFFF65536RAM, Mirror0x0f0000 (// RAM (mirrored))
 

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:ymf
Address RangeLengthLabel/LocationDescription
0x200000-0x27FFFF524288lm-03.u42CRC(04cc91a9) (Fluke: 1002)
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