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.
Mahjong Dial Q2 (Dynax, 1991)
Memory Area:mjdialq2_mem_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x0800-0x0FFF2048RAM
0x1000-0x1FFF4096RAM, Sharednvram
0x8000-0xFFFF32768ROM Bankbank1
Memory Area:mjfriday_io_map
Address RangeLengthFunctionDescription
0x00001Writedynax_blit_pen_w (// Destination Pen)
0x00011Writedynax_blit_palette01_w (// Layers Palettes (Low Bits))
0x00021Writedynax_rombank_w (// BANK ROM Select)
0x00031Writedynax_blit_backpen_w (// Background Color)
0x0010-0x00112Writemjdialq2_blit_dest_w (// Destination Layer)
0x00121Writedynax_blit_palbank_w (// Layers Palettes (High Bit))
0x00131Writedynax_flipscreen_w (// Flip Screen)
0x00141Writedynax_coincounter_0_w (// Coin Counters)
0x00151Writedynax_coincounter_1_w (//)
0x0016-0x00172Writemjdialq2_layer_enable_w (// Layers Enable)
0x0041-0x00477Writedynax_blitter_rev2_w (// Blitter)
0x00601Writehanamai_keyboard_w (// keyboard row select)
0x00611Read PortCOINS (// Coins)
0x0001UnknownActive Low
0x0002UnknownActive Low
0x0008Service 2Active Low
0x0010Memory ResetActive Low
0x0020UnknownActive Low
0x0040Coin 1Active Low
0x0080UnknownActive Low
0x00621Readhanamai_keyboard_1_r (// P2)
0x00631Readhanamai_keyboard_0_r (// P1)
0x00641Read PortDSW0 (// DSW)
0x0003CoinageActive High
0x00003C_1CActive High
0x00022C_1CActive High
0x00031C_1CActive High
0x00011C_2CActive High
0x0004OffActive High
0x0000OnActive High
0x0038DifficultyActive High
0x00381 (Easy)Active High
0x00302Active High
0x00283Active High
0x00204Active High
0x00185Active High
0x00106Active High
0x00087Active High
0x00008 (Hard)Active High
0x0040Demo_SoundsActive High
0x0040OffActive High
0x0000OnActive High
0x0080Flip_ScreenActive High
0x0080OffActive High
0x0000OnActive High
0x00671Read PortDSW1 (// DSW)
0x000708:30Active High
0x000609:00Active High
0x000509:30Active High
0x000410:00Active High
0x000310:30Active High
0x000211:00Active High
0x000111:30Active High
0x000012:00Active High
0x0008OffActive High
0x0000OnActive High
0x0010OnActive High
0x0000OffActive High
0x00201Active High
0x00002Active High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x0070-0x00712Device Writeym2413, ym2413_device, write (//)
Memory Area:sprtmtch_mem_map
Address RangeLengthFunctionDescription
0x0000-0x6FFF28672ROM
0x7000-0x7FFF4096RAM, Sharednvram
0x8000-0xFFFF32768ROM 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.   
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF1310725207.2hCRC(7794cd62) (Fluke: A53C)
0x0000-0x1FFFF1310725207.2hCRC(7794cd62) (Fluke: A53C)
0x20000-0x3FFFF1310725206.2gCRC(9e810021) (Fluke: 88AE)
0x20000-0x3FFFF1310725206.2gCRC(9e810021) (Fluke: 88AE)
0x40000-0x5FFFF1310725205.2fCRC(8c05572f) (Fluke: 8B53)
0x40000-0x5FFFF1310725205.2fCRC(8c05572f) (Fluke: 8B53)
0x60000-0x7FFFF1310725204.2eCRC(958ef9ab) (Fluke: BEE8)
0x60000-0x7FFFF1310725204.2eCRC(958ef9ab) (Fluke: BEE8)
0x80000-0x9FFFF1310725203.2dCRC(706072d7) (Fluke: 6441)
0x80000-0x9FFFF1310725203.2dCRC(706072d7) (Fluke: 6441)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF655365201.2bCRC(5186c2df)
0x0000-0xFFFF655365201.2bCRC(5186c2df) (Fluke: 36D5)
0x30000-0x37FFF327685202.2cCRC(8e8b0038)
0x30000-0x37FFF327685202.2cCRC(8e8b0038) (Fluke: 36A7)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x01FF512d52-2.9eCRC(18585ce3) (Fluke: 578A)
0x0000-0x01FF512d52-2.9eCRC(18585ce3) (Fluke: 578A)
0x0200-0x03FF512d52-1.8eCRC(8868247a) (Fluke: F016)
0x0200-0x03FF512d52-1.8eCRC(8868247a) (Fluke: F016)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3