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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.
Chexx (ICE, 1983)
Memory Area:chexx83_map
Address RangeLengthFunctionDescription
0x0000-0x007F128RAM, Mirror0x100 (// 6810 - 128 x 8 static RAM)
0x4000-0x400F16Device Read/Writevia6522, via6522_device, read, write
0x80001Readinput_r
0xF800-0xFFFF2048ROM, Regionmaincpu, 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:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x07FF2048chexx83.u4CRC(a34abac1)
Memory Area:samples
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192chexx83.u12
0x2000-0x3FFF8192chexx83.u13
0x4000-0x5FFF8192chexx83.u14
0x6000-0x7FFF8192chexx83.u15
0x8000-0x9FFF8192chexx83.u16
0xA000-0xBFFF8192chexx83.u17
0xC000-0xDFFF8192chexx83.u18
0xE000-0xFFFF8192chexx83.u19
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