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.
Power Instinct 2 (Atlus, 1994)
Memory Area:pwrinst2_map
Address RangeLengthFunctionDescription
0x0000-0x1FFFFF2097152ROM(// ROM)
0x400000-0x40FFFF65536RAM(// RAM)
0x500000-0x5000012Read PortIN0 (// Inputs)
0x500002-0x5000032Read PortIN1 (//)
0x600000-0x6FFFFF1048576ROM, Regionuser1, 0 (// extra data ROM space)
0x700000-0x7000012Writecave_eeprom_msb_w (// EEPROM)
0x800000-0x807FFF32768RAM Write, Sharedcave_vram_2_w, vram.2 (// Layer 2)
0x880000-0x887FFF32768RAM Write, Sharedcave_vram_0_w, vram.0 (// Layer 0)
0x900000-0x907FFF32768RAM Write, Sharedcave_vram_1_w, vram.1 (// Layer 1)
0x980000-0x987FFF32768RAM Write, Sharedcave_vram_3_8x8_w, vram.3 (// Layer 3)
0xA00000-0xA07FFF32768RAM, Sharedspriteram.0 (// Sprites)
0xA08000-0xA0FFFF32768RAM, Sharedspriteram_2.0 (// Sprites?)
0xA10000-0xA1FFFF65536RAM(// Sprites?)
0xA80000-0xA8007F128RAM Read, Shareddonpachi_videoregs_r, videoregs.0 (// Video Regs)
0xD80000-0xD800012Readsoundlatch_ack_r (// ? From Sound CPU)
0xE00000-0xE000012Writesound_cmd_w (// To Sound CPU)
0xE80000-0xE800012Readpwrinst2_eeprom_r (// EEPROM)
0xF00000-0xF04FFF20480RAM, Sharedpaletteram.0 (// Palette)
Memory Area:pwrinst2_sound_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM(// ROM)
0x8000-0xBFFF16384ROM Bankz80bank (// ROM (Banked))
0xE000-0xFFFF8192RAM(// RAM)
Memory Area:pwrinst2_sound_portmap
Address RangeLengthFunctionDescription
0x00001Device Read/Writeoki1, okim6295_device, read, write (// M6295)
0x00081Device Read/Writeoki2, okim6295_device, read, write (//)
0x0010-0x00178Device Writenmk112, nmk112_device, okibank_w (// Samples bank)
0x0040-0x00412Device Read/Writeymsnd, ym2203_device, read, write (//)
0x00501Writesoundlatch_ack_w (// To Main CPU)
0x00601Readsoundlatch_hi_r (// From Main CPU)
0x00701Readsoundlatch_lo_r (//)
0x00801Writepwrinst2_rombank_w (// ROM bank)
 

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
0x0000-0x1FFFF131072g02.u3aCRC(ebea5e1e) (Fluke: DD06)
Memory Area:layer0
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFFF2097152g02.u78CRC(1eca63d2) (Fluke: 4D6B)
Memory Area:layer1
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576g02.u81CRC(8a3ff685) (Fluke: 42EE)
Memory Area:layer2
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576g02.u89CRC(373e1f73) (Fluke: 8A1C)
Memory Area:layer3
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288g02.82aCRC(4b3567d6) (Fluke: B852)
Memory Area:oki1
Address RangeLengthLabel/LocationDescription
0x40000-0x23FFFF2097152g02.u53CRC(c4bdd9e0) (Fluke: 4533)
0x240000-0x43FFFF2097152g02.u54CRC(1357d50e) (Fluke: 8E6B)
Memory Area:oki2
Address RangeLengthLabel/LocationDescription
0x40000-0x23FFFF2097152g02.u55CRC(2d102898) (Fluke: 0B84)
0x240000-0x43FFFF2097152g02.u56CRC(9ff50dda) (Fluke: C14B)
Memory Area:sprites0
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFFF2097152g02.u61CRC(91e30398) (Fluke: 95BE)
0x200000-0x3FFFFF2097152g02.u62CRC(d9455dd7) (Fluke: 28A8)
0x400000-0x5FFFFF2097152g02.u63CRC(4d20560b) (Fluke: AEC1)
0x600000-0x7FFFFF2097152g02.u64CRC(b17b9b6e) (Fluke: C40F)
0x800000-0x9FFFFF2097152g02.u65CRC(08541878) (Fluke: 8F6A)
0xA00000-0xBFFFFF2097152g02.u66CRC(becf2a36) (Fluke: E1DC)
0xC00000-0xDFFFFF2097152g02.u67CRC(52fe2b8b) (Fluke: DE10)
© Copyright 2009-2025, ClassicSoft, LLC. All rights reserved
Powered by the ClassicSoft Web Content Framework V3