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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.
Dream Ball (NDK / Data East, 1993)
Memory Area:dreambal_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM
0x100000-0x100FFF4096Device Read/Writetilegen1, deco16ic_device, pf1_data_r, pf1_data_w
0x101000-0x101FFF4096RAM
0x102000-0x102FFF4096Device Read/Writetilegen1, deco16ic_device, pf2_data_r, pf2_data_w
0x103000-0x103FFF4096RAM
0x120000-0x123FFF16384RAM
0x140000-0x1403FF1024RAM Device Write, Sharedpalette, palette_device, write, palette
0x160000-0x163FFF16384Read/Write, Shareddreambal_protection_region_0_104_r,dreambal_protection_region_0_104_w, prot16ram (/* Protection device */)
0x161000-0x16100F16Device Writetilegen1, deco16ic_device, pf_control_w
0x162000-0x1620012Write NOP(// writes 0003 on startup)
0x163000-0x1630012Write NOP(// something on bit 1)
0x164000-0x1640012Write NOP(// something on bit 1)
0x165000-0x1650012Writedreambal_eeprom_w (// EEP Write?)
0x16C002-0x16C00D12Write NOP(// writes 0000 to 0005 on startup)
0x180000-0x1800012Device Read/Write 8-bitoki, okim6295_device, read, write, 0x00ff
0x1A0000-0x1A00034Write NOP(// RS-232C status / data ports (byte access))
 

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
0x0000-0x7FFFF524288mm_01-1.12bCRC(dc9cc708)
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072mm_01-1.12fCRC(4f134be7)
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