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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.
A. D. 2083 (Midcoin, 1983)
Memory Area:ad2083_map
Address RangeLengthFunctionDescription
0x0000-0x3FFF16384ROM
0x4000-0x47FF2048RAM
0x4800-0x4BFF1024Read/Write, Sharedgalaxold_videoram_r, galaxold_videoram_w, videoram
0x5000-0x503F64RAM Write, Sharedgalaxold_attributesram_w, attributesram
0x5040-0x505F32RAM, Sharedspriteram
0x5060-0x507F32RAM, Sharedbulletsram
0x60041Writehotshock_flip_screen_w
0x68001Writegalaxold_coin_counter_2_w
0x68011Writegalaxold_nmi_enable_w
0x68021Writegalaxold_coin_counter_0_w
0x68031Writescrambold_background_blue_w
0x68051Writegalaxold_coin_counter_1_w
0x68061Writescrambold_background_red_w
0x68071Writescrambold_background_green_w
0x70001Device Readwatchdog, watchdog_timer_device, reset_r
0x80001Read PortIN0
0x0001Joystick UpActive High
0x0002Button 2Active High
0x0004Joystick DownActive High
0x0008Button 1Active High
0x0010Joystick RightActive High
0x0020Joystick LeftActive High
0x0040UnknownActive High
0x0080UnknownActive High
0x80001Device Writesoundlatch, generic_latch_8_device, write
0x80011Read PortIN1
0x0001UnknownActive High
0x0002UnknownActive High
0x0004Coin 2Active High
0x0008Coin 1Active High
0x0010Service 1Active High
0x0020UnknownActive High
0x0040Start 2Active High
0x0080Start 1Active High
0x80021Read PortIN2
0x00082C_1CActive High
0x00092C_2CActive High
0x00001C_1CActive High
0x000a2C_3CActive High
0x000b2C_4CActive High
0x00011C_2CActive High
0x000c2C_5CActive High
0x000d2C_6CActive High
0x00021C_3CActive High
0x000e2C_7CActive High
0x000f2C_8CActive High
0x00031C_4CActive High
0x00041C_5CActive High
0x00051C_6CActive High
0x00061C_7CActive High
0x00071C_8CActive High
0x00802C_1CActive High
0x00902C_2CActive High
0x00001C_1CActive High
0x00a02C_3CActive High
0x00b02C_4CActive High
0x00101C_2CActive High
0x00c02C_5CActive High
0x00d02C_6CActive High
0x00201C_3CActive High
0x00e02C_7CActive High
0x00f02C_8CActive High
0x00301C_4CActive High
0x00401C_5CActive High
0x00501C_6CActive High
0x00601C_7CActive High
0x00701C_8CActive High
0x80031Read PortIN3
0x00032Active High
0x00023Active High
0x00014Active High
0x00005Active High
0x000cNoneActive High
0x0004150000Active High
0x0008100000Active High
0x0000200000Active High
0x0010UprightActive High
0x0000CocktailActive High
0x0020NoActive High
0x0000YesActive High
0x0000OffActive High
0x0040OnActive High
0x0080OffActive High
0x0000OnActive High
0x90001Writehotshock_sh_irqtrigger_w
0xA000-0xDFFF16384ROM
0xE800-0xEBFF1024RAM
 

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:5110ctrl
Address RangeLengthLabel/LocationDescription
0x0000-0x001F32prom-sn74s188.8aBAD_DUMP CRC(c58a4f6a) (Fluke: AFA0)
Memory Area:audiocpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192ad1s.3dCRC(80f39b0f) (Fluke: CA3D)
0x2000-0x2FFF4096ad2s.4dCRC(5177fe2b) (Fluke: DC51)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192ad4.5kCRC(388cdd21) (Fluke: DBC7)
0x2000-0x3FFF8192ad5.3kCRC(f53f3449) (Fluke: 3930)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192ad0.10oCRC(4d34325a) (Fluke: CDFD)
0x2000-0x3FFF8192ad1.9oCRC(0f37134b) (Fluke: D6D0)
0xA000-0xBFFF8192ad2.8oCRC(bcfa655f) (Fluke: 6851)
0xC000-0xDFFF8192ad3.7oCRC(60655225) (Fluke: 9F7B)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x001F32prom-am27s19dc.1mCRC(2759aebd) (Fluke: 3319)
Memory Area:tmsprom
Address RangeLengthLabel/LocationDescription
0x0000-0x0FFF4096ad1v.9aCRC(4cb93fff) (Fluke: 24C7)
0x1000-0x1FFF4096ad2v.10aCRC(4b530ea7) (Fluke: 7372)
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