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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.
Mach 2 (Spinball, 1995)
Memory Area:dmd_io
Address RangeLengthFunctionDescription
0x00001Writep1_w
0x0000-0xFFFF65536Readdmdram_r
0x0000-0x1FFF8192Writedmdram_w
0x00001Read/Writep3_r, p3_w
Memory Area:dmd_mem
Address RangeLengthFunctionDescription
0x0000-0xFFFF65536ROM
Memory Area:spinb_audio_map
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192ROM
0x2000-0x3FFF8192RAM(// 6164)
0x4000-0x40034Mirror, Device Read/Write0x1ffc, ppia, i8255_device, read, write
0x60001Writesndbank_a_w
0x80001Readsndcmd_r
Memory Area:spinb_map
Address RangeLengthFunctionDescription
0x0000-0x3FFF16384ROM
0x4000-0x5FFF8192RAM, Sharednvram (// 6164, battery-backed)
0x6000-0x60034Mirror, Device Read/Write0x13fc, ppi60, i8255_device, read, write
0x6400-0x64034Mirror, Device Read/Write0x13fc, ppi64, i8255_device, read, write
0x6800-0x68034Mirror, Device Read/Write0x13fc, ppi68, i8255_device, read, write
0x6C00-0x6C034Mirror, Device Read/Write0x131c, ppi6c, i8255_device, read, write
0x6C20-0x6C3F32Mirror, Write0x1300, sndcmd_w
0x6C40-0x6C456Mirror, Write0x1300, lamp1_w
0x6C601Mirror, Write0x1300, disp_w
0x6CE01Write NOP
Memory Area:spinb_music_map
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192ROM
0x2000-0x3FFF8192RAM(// 6164)
0x4000-0x40034Mirror, Device Read/Write0x1ffc, ppim, i8255_device, read, write
0x60001Writesndbank_m_w
0x80001Readsndcmd_r
0xA0001Writevolume_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
0x0000-0x1FFF8192m2sndd.01CRC(e789f22d)
Memory Area:audiorom
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288m2snde.01CRC(f5721119)
Memory Area:dmdcpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536m2dmdf.01CRC(c45ccc74)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192m2cpu0.19CRC(274c8040)
0x2000-0x3FFF8192m2cpu1.19CRC(c445df0b)
Memory Area:musiccpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192m2musa.01CRC(2d92a882)
Memory Area:musicrom
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288m2musb.01CRC(6689cd19)
0x80000-0xFFFFF524288m2musc.01CRC(88851b82)
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