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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.
Trog (Midway, 1990)
Memory Area:main_map
Address RangeLengthFunctionDescription
0x0000-0x1FFFFF2097152Read/Writemidyunit_vram_r, midyunit_vram_w
0x1000000-0x10FFFFF1048576RAM, Sharedmainram
0x1400000-0x140FFFF65536Read/Writemidyunit_cmos_r, midyunit_cmos_w
0x1800000-0x181FFFF131072RAM Write, Sharedmidyunit_paletteram_w, paletteram
0x1A00000-0x1A0009F160Mirror, Read/Write0x00080000, midyunit_dma_r, midyunit_dma_w
0x1C00000-0x1C0005F96Readmidyunit_input_r
0x1C00060-0x1C0007F32Read/Writemidyunit_protection_r, midyunit_cmos_enable_w
0x1E00000-0x1E0001F32Writemidyunit_sound_w
0x1F00000-0x1F0001F32Writemidyunit_control_w
0x2000000-0x5FFFFFF67108864Read, Sharedmidyunit_gfxrom_r, gfx_rom
0xC0000000-0xC00001FF512Device Read/Writemaincpu, tms34010_device, io_register_r, io_register_w
0xFF800000-0xFFFFFFFF8388608ROM, Regionuser1, 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:cvsd:cpu
Address RangeLengthLabel/LocationDescription
0x10000-0x1FFFF65536trog_ii_u-4_sl_1.u4CRC(759d0bf4) (Fluke: 03C8)
0x10000-0x1FFFF65536trog_ii_u-4_sl_1.u4CRC(759d0bf4) (Fluke: 03C8)
0x10000-0x1FFFF65536trog_ii_u-4_sl_1.u4CRC(759d0bf4) (Fluke: 03C8)
0x10000-0x1FFFF65536trog_ii_u-4_sl_1.u4CRC(759d0bf4) (Fluke: 03C8)
0x10000-0x1FFFF65536trog_ii_u-4_sl_1.u4CRC(759d0bf4) (Fluke: 03C8)
0x30000-0x3FFFF65536trog_ii_u-19_sl_1.u19CRC(960c333d) (Fluke: C0AC)
0x30000-0x3FFFF65536trog_ii_u-19_sl_1.u19CRC(960c333d) (Fluke: C0AC)
0x30000-0x3FFFF65536trog_ii_u-19_sl_1.u19CRC(960c333d) (Fluke: C0AC)
0x30000-0x3FFFF65536trog_ii_u-19_sl_1.u19CRC(960c333d) (Fluke: C0AC)
0x30000-0x3FFFF65536trog_ii_u-19_sl_1.u19CRC(960c333d) (Fluke: C0AC)
0x50000-0x5FFFF65536trog_ii_u-20_sl_1.u20CRC(67f1658a) (Fluke: 494C)
0x50000-0x5FFFF65536trog_ii_u-20_sl_1.u20CRC(67f1658a) (Fluke: 494C)
0x50000-0x5FFFF65536trog_ii_u-20_sl_1.u20CRC(67f1658a) (Fluke: 494C)
0x50000-0x5FFFF65536trog_ii_u-20_sl_1.u20CRC(67f1658a) (Fluke: 494C)
0x50000-0x5FFFF65536trog_ii_u-20_sl_1.u20CRC(67f1658a) (Fluke: 494C)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF131072trog_ii_u-111_la-1.u111CRC(9ded08c1) (Fluke: 9CF1)
0x0000-0x1FFFF131072trog_ii_u-111_la-1.u111CRC(9ded08c1) (Fluke: 9CF1)
0x0000-0x1FFFF131072trog_ii_u-111_la-1.u111CRC(9ded08c1) (Fluke: 9CF1)
0x0000-0x1FFFF131072trog_ii_u-111_la-1.u111CRC(9ded08c1) (Fluke: 9CF1)
0x0000-0x1FFFF131072trog_ii_u-111_la-1.u111CRC(9ded08c1) (Fluke: 9CF1)
0x20000-0x3FFFF131072trog_ii_u-112_la-1.u112CRC(42293843) (Fluke: 0CA4)
0x20000-0x3FFFF131072trog_ii_u-112_la-1.u112CRC(42293843) (Fluke: 0CA4)
0x20000-0x3FFFF131072trog_ii_u-112_la-1.u112CRC(42293843) (Fluke: 0CA4)
0x20000-0x3FFFF131072trog_ii_u-112_la-1.u112CRC(42293843) (Fluke: 0CA4)
0x20000-0x3FFFF131072trog_ii_u-112_la-1.u112CRC(42293843) (Fluke: 0CA4)
0x40000-0x5FFFF131072trog_ii_u-113_la-1.u113CRC(77f50cbb) (Fluke: 899C)
0x40000-0x5FFFF131072trog_ii_u-113_la-1.u113CRC(77f50cbb) (Fluke: 899C)
0x40000-0x5FFFF131072trog_ii_u-113_la-1.u113CRC(77f50cbb) (Fluke: 899C)
0x80000-0x9FFFF131072trog_ii_u-106_la-1.u106CRC(af2eb0d8) (Fluke: 9455)
0x80000-0x9FFFF131072trog_ii_u-106_la-1.u106CRC(af2eb0d8) (Fluke: 9455)
0x80000-0x9FFFF131072trog_ii_u-106_la-1.u106CRC(af2eb0d8) (Fluke: 9455)
0x80000-0x9FFFF131072trog_ii_u-106_la-1.u106CRC(af2eb0d8) (Fluke: 9455)
0x80000-0x9FFFF131072trog_ii_u-106_la-1.u106CRC(af2eb0d8) (Fluke: 9455)
0xA0000-0xBFFFF131072trog_ii_u-107_la-1.u107CRC(88a7b3f6) (Fluke: 024E)
0xA0000-0xBFFFF131072trog_ii_u-107_la-1.u107CRC(88a7b3f6) (Fluke: 024E)
0xA0000-0xBFFFF131072trog_ii_u-107_la-1.u107CRC(88a7b3f6) (Fluke: 024E)
0xA0000-0xBFFFF131072trog_ii_u-107_la-1.u107CRC(88a7b3f6) (Fluke: 024E)
0xA0000-0xBFFFF131072trog_ii_u-107_la-1.u107CRC(88a7b3f6) (Fluke: 024E)
0x200000-0x21FFFF131072trog_ii_u-95_la-1.u95CRC(f3ba2838) (Fluke: 4D97)
0x200000-0x21FFFF131072trog_ii_u-95_la-1.u95CRC(f3ba2838) (Fluke: 4D97)
0x200000-0x21FFFF131072trog_ii_u-95_la-1.u95CRC(f3ba2838) (Fluke: 4D97)
0x200000-0x21FFFF131072trog_ii_u-95_la-1.u95CRC(f3ba2838) (Fluke: 4D97)
0x200000-0x21FFFF131072trog_ii_u-95_la-1.u95CRC(f3ba2838) (Fluke: 4D97)
0x220000-0x23FFFF131072trog_ii_u-96_la-1.u96CRC(cfed2e77) (Fluke: 75BA)
0x220000-0x23FFFF131072trog_ii_u-96_la-1.u96CRC(cfed2e77) (Fluke: 75BA)
0x220000-0x23FFFF131072trog_ii_u-96_la-1.u96CRC(cfed2e77) (Fluke: 75BA)
0x220000-0x23FFFF131072trog_ii_u-96_la-1.u96CRC(cfed2e77) (Fluke: 75BA)
0x220000-0x23FFFF131072trog_ii_u-96_la-1.u96CRC(cfed2e77) (Fluke: 75BA)
0x240000-0x25FFFF131072trog_ii_u-97_la-1.u97CRC(3262d1f8) (Fluke: 6ABB)
0x240000-0x25FFFF131072trog_ii_u-97_la-1.u97CRC(3262d1f8) (Fluke: 6ABB)
0x240000-0x25FFFF131072trog_ii_u-97_la-1.u97CRC(3262d1f8) (Fluke: 6ABB)
0x280000-0x29FFFF131072trog_ii_u-90_la-1.u90CRC(16e06753) (Fluke: DB49)
0x280000-0x29FFFF131072trog_ii_u-90_la-1.u90CRC(16e06753) (Fluke: DB49)
0x280000-0x29FFFF131072trog_ii_u-90_la-1.u90CRC(16e06753) (Fluke: DB49)
0x280000-0x29FFFF131072trog_ii_u-90_la-1.u90CRC(16e06753) (Fluke: DB49)
0x280000-0x29FFFF131072trog_ii_u-90_la-1.u90CRC(16e06753) (Fluke: DB49)
0x2A0000-0x2BFFFF131072trog_ii_u-91_la-1.u91CRC(880a02c7) (Fluke: D0A2)
0x2A0000-0x2BFFFF131072trog_ii_u-91_la-1.u91CRC(880a02c7) (Fluke: D0A2)
0x2A0000-0x2BFFFF131072trog_ii_u-91_la-1.u91CRC(880a02c7) (Fluke: D0A2)
0x2A0000-0x2BFFFF131072trog_ii_u-91_la-1.u91CRC(880a02c7) (Fluke: D0A2)
0x2A0000-0x2BFFFF131072trog_ii_u-91_la-1.u91CRC(880a02c7) (Fluke: D0A2)
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