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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.
American Horseshoes (Taito America Corporation, 1990)
Memory Area:horshoes_map
Address RangeLengthFunctionDescription
0xA8001Readhorshoes_tracky_lo_r
0xA8021Readhorshoes_tracky_reset_r
0xA8031Readhorshoes_trackx_reset_r
0xA8041Readhorshoes_tracky_hi_r
0xA8081Readhorshoes_trackx_lo_r
0xA80C1Readhorshoes_trackx_hi_r
0xB8011Read NOP(// Watchdog or interrupt ack)
0xB8021Writehorshoes_bankg_w
0xBC001Write NOP
Memory Area:plotting_map
Address RangeLengthFunctionDescription
0xA8001Write NOP(// Watchdog or interrupt ack)
0xB8001Write NOP(// Control register, function unknown)
 

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
0x0000-0x1FFFF131072c47-03.ic6CRC(37e15b20) (Fluke: 5171)
Memory Area:plds
Address RangeLengthLabel/LocationDescription
0x0000-0x0143324c47-06.ic12CRC(4342ca6c)
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