Force Break Memory Map

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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.

Force Break (bootleg, 1986)

Memory Area:brkthru_map

Address Range	Length	Function	Description
0x0000-0x03FF	1024	RAM Write, Shared	brkthru_fgram_w, fg_videoram
0x0400-0x0BFF	2048	RAM
0x0C00-0x0FFF	1024	RAM Write, Shared	brkthru_bgram_w, videoram
0x1000-0x10FF	256	RAM, Shared	spriteram
0x1100-0x17FF	1792	RAM
0x1800	1	Read Port	P1
0x1800-0x1801	2	Write	brkthru_1800_w (/* bg scroll and color, ROM bank selection, flip screen */)
0x1801	1	Read Port	P2
0x1802	1	Write	brkthru_soundlatch_w
0x1802	1	Read Port	DSW1
0x1803	1	Read Port	DSW2/COIN
0x1803	1	Write	brkthru_1803_w (/* NMI enable, + ? */)
0x2000-0x3FFF	8192	ROM Bank	bank1
0x4000-0xFFFF	49152	ROM

Memory Area:sound_map

Address Range	Length	Function	Description
0x0000-0x1FFF	8192	RAM
0x2000-0x2001	2	Device Write	ym2, ym3526_device, write
0x4000	1	Device Read	soundlatch, generic_latch_8_device, read
0x6000-0x6001	2	Device Read/Write	ym1, ym2203_device, read, write
0x8000-0xFFFF	32768	ROM

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 Range	Length	Label/Location	Description
0x8000-0xFFFF	32768	brkthru.5	CRC(c309435f) (Fluke: 0B70)

Memory Area:gfx1

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	12	CRC(3d9a7003),characters (Fluke: 777C)

Memory Area:gfx3

Address Range	Length	Label/Location	Description
0x0000-0x7FFF	32768	brkthru.9	CRC(f54e50a7),sprites (Fluke: ABF6)
0x8000-0xFFFF	32768	brkthru.10	CRC(fd156945) (Fluke: 3FF9)
0x10000-0x17FFF	32768	brkthru.11	CRC(c152a99b) (Fluke: 89E3)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x4000-0x7FFF	16384	1	CRC(09bd60ee) (Fluke: 70A3)
0x8000-0xFFFF	32768	2	CRC(f2b2cd1c) (Fluke: 7627)
0x10000-0x17FFF	32768	forcebrk4	CRC(b4838c19) (Fluke: E51B)
0x18000-0x1FFFF	32768	brkthru.3	CRC(2f2c40c2) (Fluke: 4D4B)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x00FF	256	brkthru.13	CRC(aae44269),red and green component (Fluke: A037)
0x0100-0x01FF	256	brkthru.14	CRC(f2d4822a),blue component (Fluke: A2C4)