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.
Cosmoswat (Namco, 1984)
Memory Area:cswat_map
Address RangeLengthFunctionDescription
0x0000-0x0BFF3072RAM Write, Sharedvideoram_w, videoram
0x0C00-0x0FFF1024RAM
0x20001Writeirq_ack_w (// writes 1 at end of vblank irq, 0 at gamestart)
0x2000-0x20012Readdipswitch_r
0x20021Writeirq_ack_w (// writes 0 at start of vblank irq)
0x20021Readsensors_r
0x20031Read PortIN0
0x0001Button 1Active Low
0x0002Button 1Active Low
0x0004Start 2Active Low
0x0008Start 1Active Low
0x0020Service 1Active Low
0x0040Coin 2Active Low
0x0080Coin 1Active Low
0x8000-0xFFFF32768ROM
 

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:52xx
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192cs2-7.2bBAD_DUMP CRC(25a25dc0)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192cs2-5.3lBAD_DUMP CRC(a09d6894)
0x2000-0x3FFF8192cs2-6.2lCRC(95e8180f)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x8000-0x9FFF8192cs2-1.5kCRC(896604a8)
0xA000-0xBFFF8192cs2-2.5jCRC(746f5afb)
0xC000-0xDFFF8192cs2-3.5hCRC(52af8d0b)
0xE000-0xFFFF8192cs2-4.5fCRC(2f88074c)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x00001cs2-1.1p
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3