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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.
Whizz (Philko, 1989)
Memory Area:whizz_io_map
Address RangeLengthFunctionDescription
0x0000-0x00012Device Read/Writeymsnd, ym2151_device, read, write
0x00401Write NOP
0x00C01Device Readsoundlatch, generic_latch_8_device, read
Memory Area:whizz_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0xBFFF16384ROM Bankbank1
0xC000-0xC3FF1024RAM Device Write, Sharedpalette, palette_device, write, palette
0xC400-0xC7FF1024RAM Device Write, Sharedpalette, palette_device, write_ext, palette_ext
0xC8001Read Port, Device WriteDSW0, soundlatch, generic_latch_8_device, write
0x0007DifficultyActive High
0x00070 (Easiest)Active High
0x00061Active High
0x00052Active High
0x00043 (Normal)Active High
0x00034Active High
0x00025Active High
0x00016Active High
0x00007 (Hardest)Active High
0x0010Flip_ScreenActive High
0x0010OffActive High
0x0000OnActive High
0x00e0UnknownActive Low
0xC8011Read Port, WriteDSW1, whizz_bankswitch_w
0x0007Coin_AActive High
0x00004C_1CActive High
0x00013C_1CActive High
0x00022C_1CActive High
0x00071C_1CActive High
0x00061C_2CActive High
0x00051C_3CActive High
0x00041C_4CActive High
0x00031C_5CActive High
0x0018Bonus_LifeActive High
0x0018100000 OnlyActive High
0x0010Every 100000Active High
0x0008Every 150000Active High
0x0000Every 200000Active High
0x00e0UnknownActive Low
0xC8021Read Port, Device WriteDSW2, watchdog, watchdog_timer_device, reset_w
0x0007Coin_BActive High
0x00004C_1CActive High
0x00013C_1CActive High
0x00022C_1CActive High
0x00071C_1CActive High
0x00061C_2CActive High
0x00051C_3CActive High
0x00041C_4CActive High
0x00031C_5CActive High
0x0008Demo_SoundsActive High
0x0000OffActive High
0x0008OnActive High
0x0010LivesActive High
0x00103Active High
0x00005Active High
0x00e0UnknownActive Low
0xC8031Read Port, Write NOPIN0,
0x0001Start 1Active Low
0x0002Start 2Active Low
0x0004Coin 1Active Low
0x0008Coin 2Active Low
0x0010Allow_ContinueActive High
0x0000NoActive High
0x0010YesActive High
0x00e0UnknownActive Low
0xC8041Read Port, WriteIN1, c804_w
0x0001Joystick RightActive Low
0x0002Joystick LeftActive Low
0x0004Joystick DownActive Low
0x0008Joystick UpActive Low
0x0010Service 1Active Low
0x00e0UnknownActive Low
0xC8051Read Port, Write NOPIN2,
0x0001Joystick RightActive Low
0x0002Joystick LeftActive Low
0x0004Joystick DownActive Low
0x0008Joystick UpActive Low
0x00f0UnknownActive Low
0xC8061Read PortIN3
0x0001Button 1Active Low
0x0002Button 2Active Low
0x0004UnknownActive Low
0x0008UnknownActive Low
0x0010CustomActive High
0x0020UnknownActive Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xC8071Read PortIN4
0x0001Button 1Active Low
0x0002Button 2Active Low
0x0004UnknownActive Low
0x0008UnknownActive Low
0x0010UnknownActive Low
0x0020UnknownActive Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0xC808-0xC8092Write Only, Sharedbg_scrollx
0xC80A-0xC80B2Write Only, Sharedbg_scrolly
0xC80C1Writegfxctrl_w
0xD000-0xD7FF2048RAM Write, Sharedvideoram_w, videoram
0xD800-0xDFFF2048RAM Write, Sharedcolorram_w, colorram
0xE000-0xEFFF4096RAM
0xE8051Writestar_scrollx_w
0xE8061Writestar_scrolly_w
0xF000-0xFFFF4096RAM, Sharedspriteram
Memory Area:whizz_sound_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0xF800-0xFFFF2048RAM
 

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
0x0000-0x7FFF32768t-1.b4CRC(b84bc980) (Fluke: 7B95)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x4000-0x7FFF16384t-6.r6CRC(8e4ca776),characters (Fluke: 8CC5)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536t-10.y10CRC(b678ef5b) (Fluke: A9C1)
0x10000-0x1FFFF65536t-9.w10CRC(d7345fb9) (Fluke: 104B)
0x20000-0x2FFFF65536t-8.u10CRC(41428dac) (Fluke: C787)
0x40000-0x4FFFF65536t-13.y11CRC(0eba10bd) (Fluke: 1D33)
0x50000-0x5FFFF65536t-12.w11CRC(c65050ce) (Fluke: 224F)
0x60000-0x6FFFF65536t-11.u11CRC(51a2c65d) (Fluke: 7D03)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536t-2.a5CRC(9c106835),sprites (Fluke: 9350)
0x10000-0x1FFFF65536t-3.b5CRC(9b421ccf) (Fluke: 366C)
0x20000-0x2FFFF65536t-4.a7CRC(3a1db986) (Fluke: 6260)
0x30000-0x3FFFF65536t-5.b7CRC(9bd22190) (Fluke: 3CAB)
Memory Area:gfx4
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768t-7.y8CRC(a8b5f750) (Fluke: 0255)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF32768t-15.l11CRC(73161302) (Fluke: 9FAF)
0x8000-0x17FFF65536t-14.k11CRC(bf248879) (Fluke: 5348)
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