Tekken 3 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.

Tekken 3 (Namco, 1996)

Memory Area:namcos12_map

Address Range	Length	Function	Description
0x1F000000-0x1F000003	4	Read NOP, Write 16-bit	bankoffset_w, 0x0000ffff (/* banking */)
0x1F080000-0x1F083FFF	16384	Read/Write 16-bit	sharedram_r, sharedram_w, 0xffffffff (/* shared ram?? */)
0x1F140000-0x1F140FFF	4096	Device Read/Write 8-bit	at28c16, at28c16_device, read, write, 0x00ff00ff (/* eeprom */)
0x1F1BFF08-0x1F1BFF0F	8	Write NOP	(/* ?? */)
0x1F700000-0x1F70FFFF	65536	Write 16-bit	dmaoffset_w, 0xffffffff (/* dma */)
0x1FA00000-0x1FBFFFFF	2097152	ROM Bank	bank1 (/* banked roms */)

Memory Area:s12h8iomap

Address Range	Length	Function	Description
0x0000	1	Read/Write	s12_mcu_pa_r, s12_mcu_pa_w
0x0000	1	Read/Write	s12_mcu_portB_r, s12_mcu_portB_w
0x0000	1	Read, Write NOP	s12_mcu_p8_r,
0x0000	1	Read	s12_mcu_p6_r
0x0000	1	Read/Write NOP
0x0000	1	Read Port	DSW

Memory Area:s12h8rwmap

Address Range	Length	Function	Description
0x0000-0x7FFFF	524288	ROM
0x80000-0x8FFFF	65536	RAM, Shared	sharedram
0x280000-0x287FFF	32768	Device Read/Write	c352, c352_device, read, write
0x300000-0x300001	2	Read Port	IN0
0x300002-0x300003	2	Read Port	IN1
0x300010-0x300011	2	Read/Write NOP	(// golgo13 writes here a lot, possibly also a wait state generator?)
0x300030-0x300031	2	Read/Write NOP	(// most S12 bioses write here simply to generate a wait state. there is no deeper meaning.)

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:c352

Address Range	Length	Label/Location	Description
0x0000-0x3FFFFF	4194304	tet1wave0.5	CRC(77ba7975) (Fluke: 2F61)
0x0000-0x3FFFFF	4194304	tet1wave0.5	CRC(77ba7975) (Fluke: 2F61)
0x0000-0x3FFFFF	4194304	tet1wave0.5	CRC(77ba7975) (Fluke: 2F61)
0x0000-0x3FFFFF	4194304	tet1wave0.5	CRC(77ba7975) (Fluke: 2F61)
0x0000-0x3FFFFF	4194304	tet1wave0.5	CRC(77ba7975) (Fluke: 2F61)
0x0000-0x3FFFFF	4194304	tet1wave0.5	CRC(77ba7975) (Fluke: 2F61)
0x0000-0x3FFFFF	4194304	tet1wave0.5	CRC(77ba7975) (Fluke: 2F61)
0x400000-0x7FFFFF	4194304	tet1wave1.4	CRC(ffeba79f) (Fluke: 6511)
0x400000-0x7FFFFF	4194304	tet1wave1.4	CRC(ffeba79f) (Fluke: 6511)
0x400000-0x7FFFFF	4194304	tet1wave1.4	CRC(ffeba79f) (Fluke: 6511)
0x400000-0x7FFFFF	4194304	tet1wave1.4	CRC(ffeba79f) (Fluke: 6511)
0x400000-0x7FFFFF	4194304	tet1wave1.4	CRC(ffeba79f) (Fluke: 6511)
0x400000-0x7FFFFF	4194304	tet1wave1.4	CRC(ffeba79f) (Fluke: 6511)
0x400000-0x7FFFFF	4194304	tet1wave1.4	CRC(ffeba79f) (Fluke: 6511)

Memory Area:cabinet_io

Address Range	Length	Label/Location	Description
0x0000-0x3FFFF	262144	cl1-iob.ic5	CRC(abb90360)
0x0000-0x3FFFF	262144	cl1-leda.ic5	CRC(43602a58)