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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.
Extra Inning / Ball Park II (Midway / Taito, 1978)
Memory Area:dplay_io_map
Address RangeLengthFunctionDescription
0x00001Mirror, Read Port0x04, IN0
0x0001P1 HitActive Low
0x007eSpecialActive High
0x0080Start 1Active Low
0x00011Mirror, Read Port0x04, IN1
0x0001P2 HitActive Low
0x007eSpecialActive High
0x0080Start 2Active Low
0x00011Device Writemb14241, mb14241_device, shift_count_w
0x00021Device Writemb14241, mb14241_device, shift_data_w
0x00021Mirror, Read Port0x04, IN2
0x0007CoinageActive High
0x00052 Coins/1 Inning/1 Player, 4 Coins/1 Inning/2 Players, 8 Coins/3 Innings/2 PlayersActive High
0x00041 Coin/1 Inning/1 Player, 2 Coins/1 Inning/2 Players, 4 Coins/3 Innings/2 PlayersActive High
0x00022 Coins per InningActive High
0x00032 Coins/1 Inning, 4 Coins/3 InningsActive High
0x00001 Coin per InningActive High
0x00061 Coin per InningActive High
0x00071 Coin per InningActive High
0x00011 Coin/1 Inning, 2 Coins/3 InningsActive High
0x0000IndividuallyActive High
0x0008In PairsActive High
0x0000Home Run OnlyActive High
0x0010Any HitActive High
0x0020UnusedActive High
0x0000OffActive High
0x0020OnActive High
0x0080Coin 1Active Low
0x00031Mirror, Device Read0x04, mb14241, mb14241_device, shift_result_r
0x00031Writedplay_audio_w
0x00041Device Writewatchdog, watchdog_timer_device, reset_w
0x00051Writemidway_tone_generator_lo_w
0x00061Writemidway_tone_generator_hi_w
Memory Area:main_map
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192ROM, Write NOP
0x2000-0x3FFF8192Mirror, RAM, Shared0x4000, , main_ram
0x4000-0x5FFF8192ROM, Write NOP
 

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
0x0000-0x07FF2048ei.hCRC(eff9c7af) (Fluke: F29F)
0x0800-0x0FFF2048ei.gCRC(5d1e66cb) (Fluke: DD0E)
0x1000-0x17FF2048ei.fCRC(ed96785d) (Fluke: 030C)
0x1800-0x1FFF2048ei.eCRC(ad096a5d) (Fluke: B981)
0x5000-0x57FF2048ei.bCRC(56b407d4) (Fluke: 6380)
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