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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.
Dommy (Technos Japan, 1983)
Memory Area:dommy_map
Address RangeLengthFunctionDescription
0x0000-0x07FF2048RAM
0x2000-0x23FF1024RAM, Sharedvideoram
0x2400-0x27FF1024RAM, Sharedcolorram
0x2800-0x2BFF1024Read/Writebtime_mirrorvideoram_r, btime_mirrorvideoram_w
0x40001Read Port, WriteDSW1, scregg_irqack_w
0x40011Read Port, WriteDSW2, btime_video_control_w
0x40021Read PortP1
0x40031Read PortP2
0x4004-0x40052Device Write, Readay1, ay8910_device, address_data_w, scregg_irqack_r
0x4006-0x40072Device Writeay2, ay8910_device, address_data_w
0xA000-0xFFFF24576ROM
 

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
0x0000-0x1FFF8192dommy.e50CRC(5e9db0a4) (Fluke: 3213)
0x2000-0x3FFF8192dommy.e40CRC(4d1c36fb) (Fluke: 7ED0)
0x4000-0x5FFF8192dommy.e30CRC(4e68bb12) (Fluke: C7)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0xA000-0xBFFF8192dommy.e01CRC(9ae064ed) (Fluke: 63ED)
0xC000-0xDFFF8192dommy.e11CRC(7c4fad5c) (Fluke: 7413)
0xE000-0xFFFF8192dommy.e21CRC(cd1a4d55) (Fluke: 28E0)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0018-0x001F8dommy.e70CRC(50c1d86e),palette (Fluke: 141A)
0x0020-0x003F32dommy.e60CRC(24da2b63),unknown (Fluke: D263)
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