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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.
Castle Of Dracula (Yun Sung (Escape license), 1994)
Memory Area:cdracula_io_map
Address RangeLengthFunctionDescription
0x0001-0x00077Writecdracula_blitter_rev2_w (// Blitter + Destination Layers)
0x00101Device Read/Writeoki, okim6295_device, read, write
0x00111Read/Write NOP(// unpopulated oki)
0x00201Read PortP1 (// P1)
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080Start 1Active Low
0x00211Read PortP2 (// P2)
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040UnknownActive Low
0x0080Start 2Active Low
0x00221Read PortCOINS (// Coins)
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004UnknownActive Low
0x0008UnknownActive Low
0x0010UnknownActive Low
0x0020UnknownActive Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0x00301Writedynax_layer_enable_w (// Layers Enable)
0x00321Writedynax_blit_pen_w (// Destination Pen)
0x00331Writedynax_blit_flags_w (// Flags + Do Blit)
0x00341Writedynax_blit_palette01_w (// Layers Palettes (Low Bits))
0x00351Writedynax_blit_palette23_w (//)
0x00361Writedynax_blit_backpen_w (// Background Color)
0x00371Writedynax_vblank_ack_w (// VBlank IRQ Ack)
0x00411Writedynax_flipscreen_w (// Flip Screen)
0x00441Writejantouki_blitter_ack_w (// Blitter IRQ Ack)
0x00451Writedynax_blit_palbank_w (// Layers Palettes (High Bit))
0x00601Read PortDSW2
0x00003C_1CActive High
0x00012C_1CActive High
0x00031C_1CActive High
0x00021C_2CActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0000OffActive High
0x0020OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x00611Read PortDSW1
0x0003EasyActive High
0x0002NormalActive High
0x0001HardActive High
0x0000HardestActive High
0x000c120 secActive High
0x000890 secActive High
0x000460 secActive High
0x000060 sec (duplicate)Active High
0x00103Active High
0x00005Active High
0x00205Active High
0x00008Active High
0x0040OffActive High
0x0000OnActive High
0x006B1Writecdracula_sound_rombank_w (// OKI Bank)
Memory Area:cdracula_mem_map
Address RangeLengthFunctionDescription
0x0000-0xBFFF49152ROM
0xC000-0xFFFF16384RAM
 

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
0x0000-0x3FFFF262144escape.u214CRC(52c2f3bc)
0x40000-0x7FFFF262144escape.u212CRC(df536e91)
0x80000-0xBFFFF262144escape.u210CRC(d3f5bac2)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536escape.u202CRC(92ceb689)
Memory Area:oki
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072escape.uaCRC(2f25be27)
0x20000-0x3FFFF131072escape.ubCRC(536a8dd0)
0x40000-0x5FFFF131072escape.ucCRC(393fa285)
0x60000-0x7FFFF131072escape.udCRC(eff474af)
0x80000-0x9FFFF131072escape.ueCRC(0f9dc93b)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x01FF51282s147an.u26CRC(1a3fe146)
0x0200-0x03FF51282s147an.u25CRC(31791990)
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