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.
Terra Force (bootleg, 1987)
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0xF7FF63488ROM
0xF800-0xFFFF2048RAM
Memory Area:sound_portmap
Address RangeLengthFunctionDescription
0x0000-0x00012Device Writeymsnd, ym3812_device, write
0x00021Device Writedac1, dac_byte_interface, write
0x00031Device Writedac2, dac_byte_interface, write
0x00041Readsoundlatch_clear_r
0x00061Device Readsoundlatch, generic_latch_8_device, read
Memory Area:terraf_map
Address RangeLengthFunctionDescription
0x0000-0x5FFFF393216ROM
0x60000-0x603FF1024RAM, Sharedspriteram
0x60400-0x63FFF15360RAM
0x64000-0x64FFF4096RAM Device Write, Sharedpalette, palette_device, write, palette
0x68000-0x69FFF8192Read/Write 8-bitnb1414m4_text_videoram_r,nb1414m4_text_videoram_w,0x00ff
0x6A000-0x6A9FF2560RAM
0x6C000-0x6CFFF4096RAM, Sharedspr_pal_clut
0x70000-0x70FFF4096RAM Write, Sharedarmedf_fg_videoram_w, fg_videoram
0x74000-0x74FFF4096RAM Write, Sharedarmedf_bg_videoram_w, bg_videoram
0x78000-0x780012Read PortP1
0x78002-0x780032Read PortP2
0x78004-0x780052Read PortDSW1
0x78006-0x780072Read PortDSW2
0x7C002-0x7C0032Writearmedf_bg_scrollx_w
0x7C004-0x7C0052Writearmedf_bg_scrolly_w
0x7C00A-0x7C00B2Writesound_command_w
0x7C00C-0x7C00D2Write NOP(/* Watchdog ? cycle 0000 -> 0100 -> 0200 back to 0000 */)
0x7C00E-0x7C00F2Writeirq_lv1_ack_w
Memory Area:terrafjb_extraz80_map
Address RangeLengthFunctionDescription
0x0000-0x3FFF16384ROM
0x4000-0x5FFF8192Read/Writeblitter_txram_r,blitter_txram_w
0x8000-0x87FF2048RAM
 

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:audiocpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536tf-001.17kCRC(eb6b4138) (Fluke: 7B99)
Memory Area:extra
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFF16384tfb-10.binCRC(3f9aa367) (Fluke: 6A43)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFF327689.11eCRC(bc6f7cbc),characters (Fluke: 958F)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF655365.15hCRC(25d23dfd),foreground tiles (Fluke: 2513)
0x10000-0x1FFFF655364.13hCRC(b9b0fe27) (Fluke: 76E9)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF6553615.8aCRC(2144d8e0),background tiles (Fluke: 6F66)
0x10000-0x1FFFF6553614.6aCRC(744f5c9e) (Fluke: 12A2)
Memory Area:gfx4
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536tfj-12.7dCRC(d74085a1),sprites (Fluke: CF0A)
0x10000-0x1FFFF65536tfj-13.9dCRC(148aa0c5) (Fluke: FA9A)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF256n82s129an.11jCRC(81244757),N82S129AN or compatible labled "TF" (Fluke: 6706)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3