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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.
Sexy Gal (Nichibutsu, 1985)
Memory Area:royalqn_io
Address RangeLengthFunctionDescription
0x00001Unknown
Memory Area:royalqn_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0xBFFF16384Read/Write NOP
0xC000-0xDFFF8192Read/Write, Sharedroyalqn_comm_r, royalqn_comm_w, comms_ram
0xE000-0xFFFF8192RAM
Memory Area:royalqn_nsc_map
Address RangeLengthFunctionDescription
0x0000-0x007F128RAM
0x00801Read PortBLIT_PORT
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080SpecialActive Low
0x0080-0x00867Device Writeblitter, jangou_blitter_device, process_w
0x0081-0x00833Readroyalqn_nsc_blit_r
0x00A0-0x00AF16Device Writeblitter, jangou_blitter_device, vregs_w
0x00B01Device Writeblitter, jangou_blitter_device, bltflip_w
0x1000-0x13FF1024Mirror, Read/Write0x2c00, royalqn_comm_r,royalqn_comm_w
0x40001Read/Write NOP
0x80001Read/Write NOP(//open bus or protection check)
0xC000-0xDFFF8192Mirror, ROM, Region0x2000, , subrom, 0
Memory Area:sexygal_io
Address RangeLengthFunctionDescription
0x00001Unknown
Memory Area:sexygal_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0x8000-0xBFFF16384RAM(//???)
0xE000-0xEFFF4096Read/Write, Sharedroyalqn_comm_r, royalqn_comm_w, comms_ram
0xF000-0xFFFF4096RAM
Memory Area:sexygal_nsc_map
Address RangeLengthFunctionDescription
0x0000-0x007F128RAM
0x0080-0x00867Device Writeblitter, jangou_blitter_device, alt_process_w
0x00801Read PortBLIT_PORT
0x0001OffActive High
0x0000OnActive High
0x0002OffActive High
0x0000OnActive High
0x0004OffActive High
0x0000OnActive High
0x0008OffActive High
0x0000OnActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080SpecialActive Low
0x0081-0x00833Readroyalqn_nsc_blit_r
0x00A0-0x00AF16Device Writeblitter, jangou_blitter_device, vregs_w
0x00B01Device Writeblitter, jangou_blitter_device, bltflip_w
0x1000-0x13FF1024Mirror, Read/Write, Shared0x2c00, royalqn_comm_r, royalqn_comm_w, comms_ram
0xC000-0xDFFF8192Mirror, ROM, Region0x2000, , subrom, 0
 

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:gfx
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF163842.3cCRC(f719e09d) (Fluke: 3046)
0x4000-0x7FFF163843.3dCRC(a84d9a89) (Fluke: EE04)
0x8000-0xBFFF163844.3eCRC(f1cdbedb) (Fluke: CF3C)
0xC000-0xFFFF163845.3fCRC(76569186) (Fluke: 3530)
0x10000-0x13FFF163846.3hCRC(8b6268e4) (Fluke: FDFD)
0x14000-0x17FFF163847.3jkCRC(c88f68b8) (Fluke: 1F46)
0x18000-0x1BFFF163848.3klCRC(4631e092) (Fluke: F5BB)
0x1C000-0x1FFFF163849.3mCRC(198df711) (Fluke: D5CA)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF1638410.3nCRC(53425b74) (Fluke: 626B)
0x4000-0x7FFF1638411.3prCRC(a3138b42) (Fluke: 3FE3)
0x8000-0xBFFF1638412.s8bCRC(7ac4a984) (Fluke: D988)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x001F32sg.7eCRC(5786a035) (Fluke: 6A03)
Memory Area:samples
Address RangeLengthLabel/LocationDescription
0x4000-0x7FFF1638413.s7bCRC(5eb75f56) (Fluke: D9ED)
0x8000-0xBFFF1638414.s6bCRC(b4a2497b) (Fluke: D905)
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