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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.
Magical Spot (Universal, 1980)
Memory Area:magspot_map
Address RangeLengthFunctionDescription
0x0000-0x2FFF12288ROM
0x3800-0x38078Readmagspot_coinage_dip_r
0x4000-0x401F32Write Only, Sharedspriteram
0x48001Writedac_w
0x480C-0x480D2Writecosmic_color_register_w
0x480F1Writeflip_screen_w
0x50001Read PortIN0
0x0001UnusedActive Low
0x0002Joystick LeftActive Low
0x001cUnusedActive Low
0x0020Joystick RightActive Low
0x00405000Active High
0x008010000Active High
0x00c015000Active High
0x0000NoneActive High
0x50011Read PortIN1
0x0001UnusedActive Low
0x0002Joystick LeftActive Low
0x001cUnusedActive Low
0x0020Joystick RightActive Low
0x00c0UnusedActive Low
0x50021Read PortIN2
0x0003Bonus_LifeActive High
0x00012000Active High
0x00023000Active High
0x00035000Active High
0x0000NoneActive High
0x000cCoinageActive High
0x000cUse Coin A & BActive High
0x00042C_1CActive High
0x00001C_1CActive High
0x00081C_2CActive High
0x0010LivesActive High
0x00002Active High
0x00103Active High
0x0018LivesActive High
0x00002Active High
0x00083Active High
0x00104Active High
0x00185Active High
0x0020CabinetActive High
0x0000UprightActive High
0x0020CocktailActive High
0x0040Start 2Active Low
0x0080Start 1Active Low
0x50031Read PortIN3
0x0001CustomActive High
0x001eUnusedActive Low
0x0020SpecialActive Low
0x0040Button 1Active Low
0x0080Button 1Active Low
0x6000-0x7FFF8192RAM, Sharedvideoram
 

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
0x0000-0x07FF2048ms8.binCRC(9e1d63a2) (Fluke: CAF6)
0x0800-0x0FFF2048ms7.binCRC(1ab338d3) (Fluke: EFEE)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x07FF2048ms1.binCRC(59e9019d) (Fluke: 8B36)
0x0800-0x0FFF2048ms2.binCRC(98b913b1) (Fluke: 155F)
0x1000-0x17FF2048ms3.binCRC(ea58c124) (Fluke: 486A)
0x1800-0x1FFF2048ms5.binCRC(4302a658) (Fluke: 2ECF)
0x2000-0x27FF2048ms4.binCRC(088582ab) (Fluke: 770E)
0x2800-0x2FFF2048ms6.binCRC(e6bf492c) (Fluke: 7197)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x001F32ms.d9CRC(36e2aa2a) (Fluke: 5E13)
Memory Area:user1
Address RangeLengthLabel/LocationDescription
0x0000-0x03FF1024ms.e2CRC(89f23ebd) (Fluke: 6754)
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