Search

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.
Atom (bootleg, 1993)
Memory Area:atombjt_map
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM
0x80000-0x800012Read PortIN0
0x80002-0x800032Read PortIN1
0x80014-0x800152Writenmk_flipscreen_w
0x88000-0x887FF2048RAM Device Write, Sharedpalette, palette_device, write, palette
0x94000-0x940012Writenmk_tilebank_w
0x94002-0x940032Write NOP(/* IRQ enable? */)
0x9C000-0x9CFFF4096Mirror, RAM Write, Shared0x1000, nmk_bgvideoram0_w, nmk_bgvideoram0
0xC2010-0xC20112Read PortIN0
0xC2012-0xC20132Readatombjt_unkr_r
0xC2014-0xC20152Readatombjt_unkr_r
0xC2016-0xC20172Read PortDSW1
0xC2018-0xC20192Read PortDSW2
0xF0000-0xFFFFF65536RAM, Sharedmainram
0x100000-0x101FFF8192RAM
 

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:oki1
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF52428820.u16CRC(71c74ff9)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3