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.
Memory Area:main_map
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288ROM
0x80000-0x87FFF32768ROM(/* slapstic maps here */)
0x2E0000-0x2E00012Readatarisy1_int3state_r
0x400000-0x401FFF8192RAM
0x800000-0x8000012Write, Sharedatarisy1_xscroll_w, xscroll
0x820000-0x8200012Write, Sharedatarisy1_yscroll_w, yscroll
0x840000-0x8400012Writeatarisy1_priority_w
0x860000-0x8600012Write, Sharedatarisy1_bankselect_w, bankselect
0x880000-0x8800012Device Writewatchdog, watchdog_timer_device, reset16_w
0x8A0000-0x8A00012Writevideo_int_ack_w
0x8C0000-0x8C00012Device Writeeeprom, atari_eeprom_device, unlock_write
0x900000-0x9FFFFF1048576RAM
0xA00000-0xA01FFF8192RAM Device Write, Sharedplayfield, tilemap_device, write, playfield
0xA02000-0xA02FFF4096RAM Write, Sharedatarisy1_spriteram_w, mob
0xA03000-0xA03FFF4096RAM Device Write, Sharedalpha, tilemap_device, write, alpha
0xB00000-0xB007FF2048RAM Device Write, Sharedpalette, palette_device, write, palette
0xF00000-0xF00FFF4096Device Read/Write 8-biteeprom, atari_eeprom_device, read, write, 0x00ff
0xF20000-0xF200078Readtrakball_r
0xF40000-0xF4001F32Read/Writejoystick_r, joystick_w
0xF60000-0xF600034Read PortF60000
0x0001Start 1Active Low
0x0002Start 2Active Low
0x0004UnusedActive Low
0x0008UnusedActive Low
0x0010CustomActive Low
0x0020UnusedActive Low
0x0080CustomActive High
0xff00UnusedActive Low
0xF80000-0xF800012Device Write 8-bitsoundcomm, atari_sound_comm_device, main_command_w, 0x00ff (/* used by roadbls2 */)
0xFC0000-0xFC00012Device Read 8-bitsoundcomm, atari_sound_comm_device, main_response_r, 0x00ff
0xFE0000-0xFE00012Device Write 8-bitsoundcomm, atari_sound_comm_device, main_command_w, 0x00ff
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0x0FFF4096RAM
0x1000-0x100F16Device Read/Writevia6522_0, via6522_device, read, write
0x1800-0x18012Device Read/Writeymsnd, ym2151_device, read, write
0x18101Device Read/Writesoundcomm, atari_sound_comm_device, sound_command_r, sound_response_w
0x18201Readswitch_6502_r
0x1824-0x18252Writeled_w
0x1870-0x187F16Device Read/Writepokey, pokey_device, read, write
0x4000-0xFFFF49152ROM
 

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
0x8000-0xBFFF16384"136033.421"CRC(78153dc3)
0xC000-0xFFFF16384"136033.422"CRC(2e66300e)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x01FF512"136033.118"CRC(2101b0ed),remap
0x0200-0x03FF512"136033.119"CRC(19f6e767),color
Memory Area:tiles
Address RangeLengthLabel/LocationDescription
0x4000-0x7FFF16384"136033.138"CRC(7e954a88)
0x14000-0x17FFF16384"136033.140"CRC(8a82467b)
0x24000-0x27FFF16384"136033.142"CRC(b4a70e4f)
0x34000-0x37FFF16384"136033.144"CRC(4c3e4c79)
0x44000-0x47FFF16384"136033.146"CRC(14566dca)
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