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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.
Trivia Hangup (SMS Manufacturing Corp., 1984)
Memory Area:sms_map
Address RangeLengthFunctionDescription
0x0000-0x07FF2048RAM, Sharednvram
0x0800-0x08034Device Read/Writeppi8255_0, i8255_device, read, write
0x1000-0x10078Writevideo_w
0x1800-0x18034Read/Writelink_r, link_w
0x4000-0x7FFF16384ROM Bankbank1
0x40001Writebankswitch_w
0x8000-0xFFFF32768ROM
0xF8000-0xFFFFF32768ROM(// mirror for vectors)
Memory Area:sub_map
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192ROM
0x2000-0x27FF2048RAM
0x3100-0x31034Device Read/Writeppi8255_1, i8255_device, read, write
0x3381-0x33822Device Writeaysnd, ay8910_device, data_address_w
0x34001Readz80_8088_r
0x3500-0x35012Read/Writep03_r, p03_w
 

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:maincpu
Address RangeLengthLabel/LocationDescription
0xF8000-0xFBFFF16384sms.17CRC(af6ef980) (Fluke: A1D8)
0xFC000-0xFFFFF16384sms.16CRC(b827d883) (Fluke: B4F9)
Memory Area:plds
Address RangeLengthLabel/LocationDescription
0x0000-0x01F2499dmpal10h8nc.129.binCRC(4722fb3b) (Fluke: 4D56)
0x0000-0x0282643dmpal14h4nc.142.binCRC(031f662d) (Fluke: 2EB2)
0x0000-0x01F2499dmpal10h8nc.58.binCRC(020b5108) (Fluke: 7A93)
0x0000-0x0282643dmpal14h4nc.94.binCRC(c5fda3df) (Fluke: 8F82)
0x0000-0x01F2499dmpal10l8nc.38.binCRC(be17ebde) (Fluke: 4A8A)
0x0000-0x0282643dmpal14h4nc.142.binCRC(031f662d) (Fluke: C59A)
0x0000-0x01F2499dmpal10h8nc.129.binCRC(4722fb3b) (Fluke: 7C89)
0x0000-0x01F2499dmpal10l8nc.38.binCRC(be17ebde) (Fluke: 5980)
0x0000-0x01F2499dmpal10h8nc.58.binCRC(020b5108) (Fluke: 5F33)
0x0000-0x0282643dmpal14h4nc.143.binCRC(031f662d) (Fluke: 2EB2)
0x0000-0x01F2499dmpal10l8nc.39.binCRC(3299e803) (Fluke: B773)
0x0000-0x0282643dmpal14h4nc.143.binCRC(031f662d) (Fluke: C59A)
0x0000-0x01F2499dmpal10l8nc.39.binCRC(3299e803) (Fluke: 8A64)
0x0000-0x01F2499dmpal10h8nc.130.binCRC(d3f0a6a5) (Fluke: F13E)
0x0000-0x01F2499dmpal10h8nc.80.binCRC(66e21ee5) (Fluke: B99B)
0x0000-0x0282643dmpal14h4nc.144.binCRC(031f662d) (Fluke: 2EB2)
0x0000-0x01F2499dmpal10h8nc.130.binCRC(d3f0a6a5) (Fluke: 0D55)
0x0000-0x0282643dmpal14h4nc.144.binCRC(031f662d) (Fluke: C59A)
0x0000-0x01F2499dmpal10h8nc.80.binCRC(66e21ee5) (Fluke: 555C)
0x0000-0x0282643dmpal14h4nc.145.binCRC(031f662d) (Fluke: 2EB2)
0x0000-0x0282643dmpal14h4nc.94.binCRC(c5fda3df) (Fluke: 7F01)
0x0000-0x0282643dmpal14h4nc.145.binCRC(031f662d) (Fluke: 7B0B)
0x0000-0x01F2499dmpal10l8nc.d17.binCRC(e9eb78e7) (Fluke: 01D7)
0x0000-0x01F2499dmpal10h8nc.128.binCRC(fbaea5b0) (Fluke: 3AAB)
0x0000-0x01F2499dmpal10l8nc.d0.binCRC(b1c221a7) (Fluke: C0DA)
0x0000-0x01F2499dmpal10h8nc.128.binCRC(fbaea5b0) (Fluke: B76E)
0x0000-0x0282643dmpal14h4nc.141.binCRC(031f662d) (Fluke: C59A)
0x0000-0x0282643dmpal14h4nc.140.binCRC(031f662d) (Fluke: C59A)
0x0000-0x01F2499dmpal10l8nc.52.binCRC(2e43ba5f) (Fluke: 802C)
0x0000-0x0282643dmpal14h4nc.109.binCRC(15d05aaa) (Fluke: D404)
0x0000-0x01F2499dmpal10l8nc.110.binCRC(6263b1e1) (Fluke: 3D99)
0x0000-0x01F2499dmpal10l8nc.110.binCRC(6263b1e1) (Fluke: CC16)
0x0000-0x0282643dmpal14h4nc.140.binCRC(031f662d) (Fluke: 2EB2)
0x0000-0x01F2499dmpal10l8nc.40.binCRC(22881f1c) (Fluke: 577B)
0x0000-0x01F2499dmpal10l8nc.52.binCRC(2e43ba5f) (Fluke: D56B)
0x0000-0x01F2499dmpal10l8nc.40.binCRC(22881f1c) (Fluke: 5214)
0x0000-0x0282643dmpal14h4nc.141.binCRC(031f662d) (Fluke: 2EB2)
0x0000-0x0282643dmpal14h4nc.109.binCRC(15d05aaa) (Fluke: FD58)
Memory Area:questions
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF163840anything1.d8CRC(80096807) (Fluke: 29BD)
0x4000-0x7FFF163841anything2.d7CRC(d09946b6) (Fluke: EDAD)
0x8000-0xBFFF163842anything3.d6CRC(5b12fd09) (Fluke: 7947)
0xC000-0xFFFF163843anything4.d5CRC(f1a37ed7) (Fluke: 8953)
0x10000-0x13FFF163844movies1.d4CRC(76993bd1)
0x10000-0x13FFF163844movies1.d4CRC(76993bd1) (Fluke: BCB1)
0x14000-0x17FFF163845movies1.d3CRC(8c5f62ef)
0x14000-0x17FFF163845movies1.d3CRC(8c5f62ef) (Fluke: C7F4)
0x18000-0x1BFFF163846movies1.d2CRC(13c9fe08) (Fluke: 96EE)
0x18000-0x1BFFF163846movies1.d2CRC(13c9fe08)
0x1C000-0x1FFFF163847movies1.d1CRC(04f627c0)
0x1C000-0x1FFFF163847movies1.d1CRC(04f627c0) (Fluke: CB8F)
0x20000-0x23FFF163848sports1.d16CRC(b700e7e6)
0x20000-0x23FFF163848sports1.d16CRC(b700e7e6) (Fluke: 7A5B)
0x24000-0x27FFF163849sports2.d15CRC(bec225fe) (Fluke: 38B1)
0x24000-0x27FFF163849sports2.d15CRC(bec225fe)
0x28000-0x2BFFF1638410sports3.d14CRC(3bfe9b52) (Fluke: ACC1)
0x28000-0x2BFFF1638410sports3.d14CRC(3bfe9b52)
0x2C000-0x2FFFF1638411sports4.d13CRC(9bb8dbad)
0x2C000-0x2FFFF1638411sports4.d13CRC(9bb8dbad) (Fluke: 7341)
0x30000-0x33FFF1638412music1.d9CRC(c1691ec9) (Fluke: BA50)
0x30000-0x33FFF1638412music1.d9CRC(c1691ec9)
0x34000-0x37FFF1638413music1.d10CRC(df0da39f)
0x34000-0x37FFF1638413music1.d10CRC(df0da39f) (Fluke: 1A06)
0x38000-0x3BFFF1638414music1.d11CRC(114b4aa6)
0x38000-0x3BFFF1638414music1.d11CRC(114b4aa6) (Fluke: 4F66)
0x3C000-0x3FFFF1638415music1.d12CRC(59a40e4f)
0x3C000-0x3FFFF1638415music1.d12CRC(59a40e4f) (Fluke: 97FD)
Memory Area:soundcpu
Address RangeLengthLabel/LocationDescription
0x0000-0x0FFF4096sms.26CRC(e04bb922) (Fluke: 7333)
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