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:mj4simai_map
Address RangeLengthFunctionDescription
0x0000-0x1FFFFF2097152ROM(// ROM)
0x200000-0x20FFFF65536RAM(// RAM)
0x600000-0x6000012Readmj4simai_p1_r (// P1)
0x600002-0x6000032Readmj4simai_p2_r (// P2)
0x600004-0x6000052Writemj4simai_keyboard_w (// select keyboard row to read)
0x600006-0x6000072Device Readwatchdog, watchdog_timer_device, reset16_r
0x600100-0x6001012Read PortSYSTEM (//)
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004Service 1Active Low
0x0008TestActive Low
0x0010UnknownActive Low
0x0020UnknownActive Low
0x0040UnknownActive Low
0x0080SpecialActive High
0xff00UnknownActive Low
0x600200-0x6002012Write NOP(// Leds? Coins?)
0x600300-0x60030F16Writesound_bank_w (// Samples Banks)
0x600300-0x6003012Read PortDSW1 (// DSW 1)
0x0002Demo_SoundsActive High
0x0000OffActive High
0x0002OnActive High
0x0004Flip_ScreenActive High
0x0004OffActive High
0x0000OnActive High
0x0038DifficultyActive High
0x0030EasiestActive High
0x0028EasierActive High
0x0020EasyActive High
0x0038NormalActive High
0x0018HardActive High
0x0010HarderActive High
0x0008Very_HardActive High
0x0000HardestActive High
0x00401Active High
0x00c02Active High
0x00803Active High
0x00005Active High
0xff00UnknownActive Low
0x600302-0x6003032Read PortDSW2 (// DSW 2)
0x000fCoinageActive High
0x00053C_1CActive High
0x00082C_1CActive High
0x00043C_2CActive High
0x00021C_1CActive High
0x000f1C_1CActive High
0x00033C_4CActive High
0x00072C_3CActive High
0x000e1C_2CActive High
0x00062C_5CActive High
0x000d1C_3CActive High
0x00011C_3CActive High
0x000c1C_4CActive High
0x000b1C_5CActive High
0x000a1C_6CActive High
0x00091C_7CActive High
0x0000Free_PlayActive High
0x0010Allow_ContinueActive High
0x0000NoActive High
0x0010YesActive High
0x0000NoActive High
0x0020YesActive High
0x0080LanguageActive High
0x0000EnglishActive High
0x0080JapaneseActive High
0xff00UnknownActive Low
0xB00000-0xB03FFF16384Device Read/Writex1snd, x1_010_device, word_r, word_w (// Sound)
0xC00000-0xC3FFFF262144RAM, Sharedspriteram (// Sprites)
0xC40000-0xC4FFFF65536RAM Device Write, Sharedpalette, palette_device, write, palette (// Palette)
0xC60000-0xC6003F64Write, Sharedvregs_w, vregs (// Video Registers)
0xFFFC00-0xFFFFFF1024Device Read/Writetmp68301, tmp68301_device, regs_r, regs_w (// TMP68301 Registers)
Memory Area:pzlbowl_map
Address RangeLengthFunctionDescription
0x0000-0xFFFFF1048576ROM(// ROM)
0x200000-0x20FFFF65536RAM(// RAM)
0x400300-0x4003012Read PortDSW1 (// DSW 1)
0x0002Demo_SoundsActive High
0x0000OffActive High
0x0002OnActive High
0x0004Flip_ScreenActive High
0x0004OffActive High
0x0000OnActive High
0x0038DifficultyActive High
0x0030EasiestActive High
0x0028EasierActive High
0x0020EasyActive High
0x0038NormalActive High
0x0018HardActive High
0x0010HarderActive High
0x0008Very_HardActive High
0x0000HardestActive High
0x00401Active High
0x00c02Active High
0x00803Active High
0x00005Active High
0xff00UnknownActive Low
0x400300-0x40030F16Writesound_bank_w (// Samples Banks)
0x400302-0x4003032Read PortDSW2 (// DSW 2)
0x000fCoinageActive High
0x00053C_1CActive High
0x00082C_1CActive High
0x00043C_2CActive High
0x00021C_1CActive High
0x000f1C_1CActive High
0x00033C_4CActive High
0x00072C_3CActive High
0x000e1C_2CActive High
0x00062C_5CActive High
0x000d1C_3CActive High
0x00011C_3CActive High
0x000c1C_4CActive High
0x000b1C_5CActive High
0x000a1C_6CActive High
0x00091C_7CActive High
0x0000Free_PlayActive High
0x0010Allow_ContinueActive High
0x0000NoActive High
0x0010YesActive High
0x0000NoActive High
0x0020YesActive High
0x0080LanguageActive High
0x0000EnglishActive High
0x0080JapaneseActive High
0xff00UnknownActive Low
0x500000-0x5000012Read PortP1 (// P1)
0x0001Joystick LeftActive Low
0x0002Joystick RightActive Low
0x0004Joystick UpActive Low
0x0008Joystick DownActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Button 3Active Low
0x0080Start 1Active Low
0xff00UnknownActive Low
0x500002-0x5000032Read PortP2 (// P2)
0x0001Joystick LeftActive Low
0x0002Joystick RightActive Low
0x0004Joystick UpActive Low
0x0008Joystick DownActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Button 3Active Low
0x0080Start 2Active Low
0xff00UnknownActive Low
0x500004-0x5000052Read/Writepzlbowl_coins_r,pzlbowl_coin_counter_w (// Coins + Protection?)
0x500006-0x5000072Device Readwatchdog, watchdog_timer_device, reset16_r
0x700000-0x7000012Readpzlbowl_protection_r (// Protection)
0x800000-0x83FFFF262144RAM, Sharedspriteram (// Sprites)
0x840000-0x84FFFF65536RAM Device Write, Sharedpalette, palette_device, write, palette (// Palette)
0x860000-0x86003F64Write, Sharedvregs_w, vregs (// Video Registers)
0x900000-0x903FFF16384Device Read/Writex1snd, x1_010_device, word_r, word_w (// Sound)
0xFFFC00-0xFFFFFF1024Device Read/Writetmp68301, tmp68301_device, regs_r, regs_w (// TMP68301 Registers)
 

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:sprites
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFFFF4194304kuc-u38.i00CRC(3db24172) (Fluke: F71A)
0x400000-0x7FFFFF4194304kuc-u39.i00CRC(9b26619b) (Fluke: 7C5E)
0x800000-0xBFFFFF4194304kuc-u40.i00CRC(7e49a2cf) (Fluke: 39C5)
0xC00000-0xFFFFFF4194304kuc-u41.i00CRC(2febf19b) (Fluke: C4A5)
Memory Area:x1snd
Address RangeLengthLabel/LocationDescription
0x100000-0x4FFFFF4194304kus-u18.i00CRC(e2b1dfcf) (Fluke: FCAC)
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