Memory Area:maincpu
Search

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.
Crazy Dou Di Zhu II (Sealy, 2006)
Memory Area:crystal_mem
Address RangeLengthFunctionDescription
0x0000-0x1FFFF131072ROM, Write NOP
0x1200000-0x120000F16ReadInput_r
0x1280000-0x12800034WriteBanksw_w
0x1400000-0x140FFFF65536RAM, Sharednvram
0x1800000-0x180FFFF65536RAM, Sharedsysregs
0x1800800-0x18008034Read/WriteDMA0_r, DMA0_w
0x1800810-0x18008134Read/WriteDMA1_r, DMA1_w
0x1800C04-0x1800C074WriteIntAck_w
0x1801400-0x18014034Read/WriteTimer0_r, Timer0_w
0x1801408-0x180140B4Read/WriteTimer1_r, Timer1_w
0x1801410-0x18014134Read/WriteTimer2_r, Timer2_w
0x1801418-0x180141B4Read/WriteTimer3_r, Timer3_w
0x1802004-0x18020074Read/WritePIO_r, PIO_w
0x2000000-0x27FFFFF8388608RAM, Sharedworkram
0x3000000-0x300FFFF65536RAM, Sharedvidregs
0x30000A4-0x30000A74Read/WriteFlipCount_r, FlipCount_w
0x3800000-0x3FFFFFF8388608RAM, Sharedtextureram
0x4000000-0x47FFFFF8388608RAM, Sharedframeram
0x4800000-0x4800FFF4096Device Read/Writevrender, vrender0_device, vr0_snd_read, vr0_snd_write
0x5000000-0x50000034Read/WriteFlashCmd_r, FlashCmd_w
0x5000000-0x5FFFFFF16777216ROM Bankbank1
0x44414F4C-0x44414F7F52RAM, Sharedreset_patch
Memory Area:crzyddz2_mem
Address RangeLengthFunctionDescription
0x0000-0xFFFFFF16777216ROM, Write NOP
0x1280000-0x12800034WriteBanksw_w
0x1400000-0x140FFFF65536RAM, Sharednvram
0x1500000-0x15000034Read PortP1_P2
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Button 3Active Low
0x0080Button 4Active Low
0xff00UnknownActive Low
0x10000Start 1Active Low
0x20000Service 2Active Low
0x40000ServiceActive Low
0x80000Service 1Active Low
0x100000UnknownActive Low
0x200000Service 3Active Low
0x400000Service 4Active Low
0x800000UnknownActive Low
0xff000000UnknownActive Low
0x1500004-0x15000074Readcrzyddz2_key_r
0x1800000-0x180FFFF65536RAM, Sharedsysregs
0x1800800-0x18008034Read/WriteDMA0_r, DMA0_w
0x1800810-0x18008134Read/WriteDMA1_r, DMA1_w
0x1800C04-0x1800C074WriteIntAck_w
0x1801400-0x18014034Read/WriteTimer0_r, Timer0_w
0x1801408-0x180140B4Read/WriteTimer1_r, Timer1_w
0x1801410-0x18014134Read/WriteTimer2_r, Timer2_w
0x1801418-0x180141B4Read/WriteTimer3_r, Timer3_w
0x1802004-0x18020074Read/WritePIO_r, crzyddz2_PIO_w
0x2000000-0x27FFFFF8388608RAM, Sharedworkram
0x3000000-0x300FFFF65536RAM, Sharedvidregs
0x30000A4-0x30000A74Read/WriteFlipCount_r, FlipCount_w
0x3800000-0x3FFFFFF8388608RAM, Sharedtextureram
0x4000000-0x47FFFFF8388608RAM, Sharedframeram
0x4800000-0x4800FFF4096Device Read/Writevrender, vrender0_device, vr0_snd_read, vr0_snd_write
0x5000000-0x50000034Read/WriteFlashCmd_r, FlashCmd_w
0x5000000-0x5FFFFFF16777216ROM Bankbank1
 

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.   
0x0000-0xFFFFFF16777216rom.u48CRC(0f3a1987)
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFFF209715227c322.u49CRC(b3177f39)
Memory Area:pic
Address RangeLengthLabel/LocationDescription
0x0000-0x427F17024hy04
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3