VS Gong Fight 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.

VS Gong Fight (Kaneko, 1984)

Memory Area:sound_vsgongf_map

Address Range	Length	Function	Description
0x0000-0x3FFF	16384	ROM
0x6000-0x63FF	1024	RAM	(/* work RAM */)
0x8000	1	Device Read, Write	soundlatch, generic_latch_8_device, read, vsgongf_sound_nmi_enable_w (/* NMI enable */)
0xA000	1	Device Write	dac, dac_byte_interface, write

Memory Area:vsgongf_audio_io_map

Address Range	Length	Function	Description
0x0000-0x0001	2	Device Write	aysnd, ay8910_device, address_data_w

Memory Area:vsgongf_map

Address Range	Length	Function	Description
0x0000-0x7FFF	32768	ROM
0xA003	1	Read Only
0xA006	1	Read	vsgongf_a006_r (/* protection */)
0xA100	1	Read	vsgongf_a100_r (/* protection */)
0xC000-0xC7FF	2048	RAM	(/* work ram */)
0xE000-0xE3FF	1024	RAM Write, Shared	fg_videoram_w, videoram
0xE400-0xE43F	64	RAM, Shared	spriteram
0xE440-0xE47B	60	RAM
0xE800	1	Write	vsgongf_sound_command_w
0xEC00-0xEC06	7	Write Only
0xF000	1	Write	vsgongf_color_w
0xF400	1	Write Only	(/* vreg? always 0 */)
0xF800	1	Read Port	P1
0xF800	1	Write NOP
0xF801	1	Read Port	P2
0xF801	1	Write NOP	(/* vreg? always 0 */)
0xF802	1	Read Port	SYSTEM
0xF803	1	Write NOP	(/* vreg? always 0 */)
0xF804	1	Read Port	DSW1
0xF805	1	Read Port	DSW2
0xFC00	1	RAM	(/* vreg? always 0 */)
0xFC01	1	Write	nmi_enable_w
0xFC02-0xFC03	2	Write	coincounter_w
0xFC04	1	Write	textbank1_w

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
0x0000-0x1FFF	8192	6.5n	CRC(785b9000) (Fluke: A2D4)
0x2000-0x3FFF	8192	5.5l	CRC(76dbfde9) (Fluke: E537)

Memory Area:gfx2

Address Range	Length	Label/Location	Description
0x0000-0x0FFF	4096	7.6f	CRC(6ec68692) (Fluke: FBEF)
0x1000-0x1FFF	4096	8.7f	CRC(afba16c8) (Fluke: 4436)
0x2000-0x2FFF	4096	9.8f	CRC(536bf710) (Fluke: 33A6)

Memory Area:gfx3

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	13.15j	CRC(a2451a31) (Fluke: 7021)
0x2000-0x3FFF	8192	14.15h	CRC(b387403e) (Fluke: 6244)
0x4000-0x5FFF	8192	15.15f	CRC(0e649334) (Fluke: 7C99)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	1.5a	CRC(2c056dee),good? (Fluke: 22EA)
0x2000-0x3FFF	8192	2	CRC(1a634daf),good? (Fluke: 1F57)
0x4000-0x5FFF	8192	3.5d	CRC(5ac16861) (Fluke: 2FCE)
0x6000-0x7FFF	8192	4.5f	CRC(1d1baf7b) (Fluke: B8F8)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x00FF	256	clr.6s	CRC(578bfbea) (Fluke: 8B61)
0x0100-0x01FF	256	clr.6r	CRC(3ec00739) (Fluke: 7379)
0x0200-0x02FF	256	clr.6p	CRC(0e4fd17a) (Fluke: BD11)