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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.
BnB Arcade (Eolith, 2003)
Memory Area:bballoon_map
Address RangeLengthFunctionDescription
0x10000000-0x100000034Read Port10000000
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0xffffffc0Button 3Active Low
0x10100000-0x101000034Read Port10100000
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0xffffffc0Button 3Active Low
0x10200000-0x102000034Read Port10200000
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004Start 1Active Low
0x0008Start 2Active Low
0x0010Start 3Active Low
0x0020Service 1Active Low
0x0040Start 4Active Low
0x0080Service 2Active Low
0xffffff00Start 5Active Low
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004Start 1Active Low
0x0008Start 2Active Low
0x0080Service 1Active Low
0xffffff50UnusedActive Low
0x10300000-0x103000034Writesoundlatch_w
0x30000000-0x31FFFFFF33554432RAM, Shared, Mirrorsystememory, 0x02000000
 

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:qs1000
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576b1.u16CRC(c42c1c85),QDSP samples (SFX) (Fluke: 7217)
0x200000-0x27FFFF524288qs1001a.u17CRC(d13c6407),QDSP wavetable rom (Fluke: 2CD3)
Memory Area:qs1000:cpu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288b2.u20CRC(0a12334c) (Fluke: 1DDC)
Memory Area:user1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFFFF33554432flash.u1BAD_DUMP CRC(73285634) (Fluke: 54D7)
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