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.
Space City (Zaccaria, 1979)
Memory Area:zac_proto_map
Address RangeLengthFunctionDescription
0x0000-0x0BFF3072ROM
0x0D00-0x0DFF256RAM, Sharednvram
0x0E001Read PortPL0
0x0E00-0x0E012Writeout0_w
0x0E011Read PortPL1
0x0E021Read PortPL2
0x0E02-0x0E065Writedigit_w
0x0E031Read PortPL3
0x0E041Read PortPL4
0x0E051Read PortPL5
0x0E061Read PortPL6
0x0E07-0x0E082Writesound_w
0x0E071Read PortPL7
0x0E09-0x0E1614Writeout1_w
0x1400-0x1BFF2048ROM
 

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
0x0000-0x03FF1024zsc1.datCRC(4405368f)
0x0400-0x07FF1024zsc2.datCRC(a6c41475)
0x0800-0x0BFF1024zsc3.datCRC(e6a2dcee)
0x1400-0x17FF1024zsc4.datCRC(69e0bb95)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3