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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.
Dynamic Ski (Taiyo, 1984)
Memory Area:dynamski_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0xC000-0xC7FF2048RAM, Sharedvideoram (/* tilemap */)
0xC800-0xCBFF1024RAM
0xD000-0xD3FF1024RAM
0xD800-0xDBFF1024RAM
0xE0001Write NOP(/* IRQ disable */)
0xE001-0xE0022RAM(/* screen flip */)
0xE8001Read PortSYSTEM
0x0001Coin 1Active High
0x0002Coin 2Active High
0x0004Service 1Active High
0x0008Start 1Active High
0x0010Start 2Active High
0x0020UnknownActive High
0x0040UnknownActive High
0x0080UnknownActive High
0xE8011Read PortP1
0x0001Joystick LeftActive High
0x0002Joystick RightActive High
0x0004UnknownActive High
0x0008UnknownActive High
0x0010Button 1Active High
0x0020Button 2Active High
0x0040UnknownActive High
0x0080UnknownActive High
0xE8021Read PortP2
0x0001Joystick LeftActive High
0x0002Joystick RightActive High
0x0004UnknownActive High
0x0008UnknownActive High
0x0010Button 1Active High
0x0020Button 2Active High
0x0040UnknownActive High
0x0080UnknownActive High
0xE8031Read PortDSW
0x0001AActive High
0x0002BActive High
0x0003CActive High
0x0004UprightActive High
0x0000CocktailActive High
0x00183C_1CActive High
0x00102C_1CActive High
0x00001C_1CActive High
0x00081C_2CActive High
0x0000OffActive High
0x0020OnActive High
0x0000OffActive High
0x0040OnActive High
0x0000OffActive High
0x0080OnActive High
0xF000-0xF7FF2048RAM(/* work ram */)
Memory Area:dynamski_portmap
Address RangeLengthFunctionDescription
0x0000-0x00012Device Writeaysnd, ay8910_device, data_address_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:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192dynski8.3eCRC(32c354dc) (Fluke: B521)
0x2000-0x3FFF8192dynski9.2eCRC(80a6290c) (Fluke: 1B97)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192dynski5.14bCRC(aa4ac6e2) (Fluke: 932D)
0x2000-0x3FFF8192dynski6.15bCRC(47e76886) (Fluke: A8B8)
0x4000-0x5FFF8192dynski7.14dCRC(a153dfa9) (Fluke: C809)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x0FFF4096dynski.1CRC(30191160),code (Fluke: 6B68)
0x1000-0x1FFF4096dynski.2CRC(5e08a0b0) (Fluke: A894)
0x2000-0x2FFF4096dynski.3CRC(29cfd740) (Fluke: E5)
0x3000-0x3FFF4096dynski.4CRC(e1d47776) (Fluke: 92D8)
0x4000-0x4FFF4096dynski.5CRC(e39aba1b) (Fluke: E2C3)
0x5000-0x5FFF4096dynski.6CRC(95780608) (Fluke: F82E)
0x6000-0x6FFF4096dynski.7CRC(b88d328b) (Fluke: 6B36)
0x7000-0x7FFF4096dynski.8CRC(8db5e691) (Fluke: EE33)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x001F32dynskic.15gCRC(9333a5e4),palette (Fluke: BA19)
0x0020-0x003F32dynskic.15fCRC(3869514b),palette (Fluke: A768)
0x0040-0x013F256dynski.4gCRC(761fe465),lookup table (Fluke: A621)
0x0140-0x023F256dynski.11eCRC(e625aa09),lookup table (Fluke: 354B)
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