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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.
Gaplus (bootleg (Tecfri), 1992)
Memory Area:cpu1_map
Address RangeLengthFunctionDescription
0x0000-0x07FF2048RAM Write, Sharedvideoram_w, videoram (/* tilemap RAM (shared with CPU #2) */)
0x0800-0x1FFF6144RAM, Sharedspriteram (/* shared RAM with CPU #2 (includes sprite RAM) */)
0x6000-0x63FF1024Device Read/Writenamco, namco_15xx_device, sharedram_r, sharedram_w (/* shared RAM with CPU #3 */)
0x6800-0x680F16Device Read/Writenamcoio_1, namcoio_device, read, write (/* custom I/O chips interface */)
0x6810-0x681F16Device Read/Writenamcoio_2, namcoio_device, read, write (/* custom I/O chips interface */)
0x6820-0x682F16Read/Write, Sharedcustomio_3_r, customio_3_w, customio_3 (/* custom I/O chip #3 interface */)
0x7000-0x7FFF4096Writeirq_1_ctrl_w (/* main CPU irq control */)
0x7800-0x7FFF2048Device Readwatchdog, watchdog_timer_device, reset_r
0x8000-0x8FFF4096Writesreset_w (/* reset CPU #2 & #3, enable sound */)
0x9000-0x9FFF4096Writefreset_w (/* reset I/O chips */)
0xA000-0xA7FF2048Writestarfield_control_w (/* starfield control */)
0xA000-0xFFFF24576ROM(/* ROM */)
Memory Area:cpu2_map
Address RangeLengthFunctionDescription
0x0000-0x07FF2048RAM Write, Sharedvideoram_w, videoram (/* tilemap RAM (shared with CPU #1) */)
0x0800-0x1FFF6144RAM, Sharedspriteram (/* shared RAM with CPU #1 */)
0x6000-0x6FFF4096Writeirq_2_ctrl_w (/* IRQ 2 control */)
0xA000-0xFFFF24576ROM(/* ROM */)
Memory Area:cpu3_map
Address RangeLengthFunctionDescription
0x0000-0x03FF1024Device Read/Writenamco, namco_15xx_device, sharedram_r, sharedram_w (/* shared RAM with the main CPU + sound registers */)
0x2000-0x3FFF8192Device Read/Writewatchdog, watchdog_timer_device, reset_r, reset_w (/* watchdog? */)
0x4000-0x7FFF16384Writeirq_3_ctrl_w (/* interrupt enable/disable */)
0xE000-0xFFFF8192ROM(/* ROM */)
 

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
0x0000-0x1FFF8192gp2-5.8sCRC(f3d19987),characters (Fluke: 5D10)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192gp2-11.11pCRC(57740ff9),objects (Fluke: AC16)
0x2000-0x3FFF8192gp2-10.11nCRC(6cd8ce11),objects (Fluke: DE3E)
0x4000-0x5FFF8192gp2-12.11rCRC(7316a1f1),objects (Fluke: CA4D)
0x6000-0x7FFF8192gp2-9.11mCRC(e6a9ae67),objects (Fluke: 1628)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0xA000-0xBFFF8192gp2_4.4CRC(d891a70d)
0xC000-0xDFFF8192gp2_3.3CRC(1df6e319)
0xE000-0xFFFF8192gp2_2.2CRC(fc764728)
Memory Area:namco
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF256gp2-4.3fCRC(2d9fbdd8) (Fluke: 3524)
Memory Area:plds
Address RangeLengthLabel/LocationDescription
0x0000-0x002B44pal10l8.8nCRC(08e5b2fe) (Fluke: 516F)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF256gp2-3.1pCRC(a5091352),red palette ROM (4 bits) (Fluke: 4462)
0x0100-0x01FF256gp2-1.1nCRC(8bc8022a),green palette ROM (4 bits) (Fluke: 6950)
0x0200-0x02FF256gp2-2.2nCRC(8dabc20b),blue palette ROM (4 bits) (Fluke: 7EF4)
0x0300-0x03FF256gp2-7.6sCRC(2faa3e09),char color ROM (Fluke: A855)
0x0400-0x05FF512gp2-6.6pCRC(6f99c2da),sprite color ROM (lower 4 bits) (Fluke: EB61)
0x0600-0x07FF512gp2-5.6nCRC(c7d31657),sprite color ROM (upper 4 bits) (Fluke: 9C99)
Memory Area:sub
Address RangeLengthLabel/LocationDescription
0xA000-0xBFFF8192gp2_8.8CRC(9ec3dce5) (Fluke: 374E)
0xC000-0xDFFF8192gp2_7.7CRC(0621f7df) (Fluke: B46C)
0xE000-0xFFFF8192gp2_6.6CRC(6a2942c5) (Fluke: DA49)
Memory Area:sub2
Address RangeLengthLabel/LocationDescription
0xE000-0xFFFF8192gp2-1.4bCRC(ed8aa206) (Fluke: B094)
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