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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.
Dragon's Lair (Cinematronics (Atari license), 1983)
Memory Area:dleuro_io_map
Address RangeLengthFunctionDescription
0x0000-0x00034Mirror, Device Read/Write0x7c, ctc, z80ctc_device, read, write
0x0080-0x00834Mirror, Device Read/Write0x7c, sio, z80dart_device, ba_cd_r, ba_cd_w
Memory Area:dleuro_map
Address RangeLengthFunctionDescription
0x0000-0x9FFF40960ROM
0xA000-0xA7FF2048Mirror, RAM0x1800,
0xC000-0xC7FF2048Mirror, RAM, Shared0x1800, , videoram
0xE0001Mirror0x1f47 (// WT LED 1)
0xE0081Mirror0x1f47 (// WT LED 2)
0xE0101Mirror, Write0x1f47, led_den1_w (// WT EXT LED 1)
0xE0181Mirror, Write0x1f47, led_den2_w (// WT EXT LED 2)
0xE0201Mirror, Write0x1f47, laserdisc_w (// DISC WT)
0xE0281Mirror, Write0x1f47, dleuro_misc_w (// WT MISC)
0xE0301Mirror, Device Write0x1f47, watchdog, watchdog_timer_device, reset_w (// CLR WDOG)
0xE0801Mirror, Read Port0x1f47, P1 (// CP A)
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020UnknownActive Low
0x0040UnknownActive Low
0xE0881Mirror, Read Port0x1f47, SYSTEM (// CP B)
0x0001Start 1Active Low
0x0002Start 2Active Low
0x0004Coin 1Active Low
0x0008Coin 2Active Low
0x0030UnknownActive Low
0x0040SpecialActive High
0x0080SpecialActive High
0xE0901Mirror, Read Port0x1f47, DSW1 (// OPT SW A)
0x0001CoinageActive High
0x00013C_1CActive High
0x00002C_1CActive High
0x0004Mode 1Active High
0x0000Mode 2Active High
0x0000OffActive High
0x0008OnActive High
0x0000OffActive High
0x0010OnActive High
0x0020LivesActive High
0x00003Active High
0x00205Active High
0x0000OffActive High
0x0040OnActive High
0xE0981Mirror, Read Port0x1f47, DSW2 (// OPT SW B)
0x0000OffActive High
0x0001OnActive High
0x0002Demo_SoundsActive High
0x0002OffActive High
0x0000OnActive High
0x0000OffActive High
0x0004OnActive High
0x0000OffActive High
0x0008OnActive High
0x0000PAYG1Active High
0x0020PAYG2Active High
0x0040PAYG3Active High
0x0060PAYG4Active High
0x0090DifficultyActive High
0x0000Increase after 5Active High
0x0010Increase after 9Active High
0x0080EasyActive High
0x0090EasyActive High
0x0000HardActive High
0x0010EasyActive High
0x0080EasyActive High
0x0090EasyActive High
0xE0A01Mirror, Read0x1f47, laserdisc_r (// RD DISC DATA)
 

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
0x0000-0x1FFF8192elu33.binCRC(e7506d96) (Fluke: DD58)
0x0000-0x1FFF8192elu33.binCRC(e7506d96) (Fluke: DD58)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192elu45.binCRC(4d3a9eac) (Fluke: D72B)
0x2000-0x3FFF8192elu46.binCRC(8479612b) (Fluke: 881A)
0x2000-0x3FFF8192elu46.binCRC(8479612b) (Fluke: 881A)
0x4000-0x5FFF8192elu47.binCRC(6a66f6b4) (Fluke: 1CE3)
0x4000-0x5FFF8192elu47.binCRC(6a66f6b4) (Fluke: 1CE3)
0x6000-0x7FFF8192elu48.binCRC(36575106) (Fluke: A2C2)
0x6000-0x7FFF8192elu48.binCRC(36575106) (Fluke: A2C2)
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