Deer Hunting USA V3 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.

Deer Hunting USA V3 (Sammy USA Corporation, 2000)

Memory Area:mj4simai_map

Address Range	Length	Function	Description
0x0000-0x1FFFFF	2097152	ROM	(// ROM)
0x200000-0x20FFFF	65536	RAM	(// RAM)
0x600000-0x600001	2	Read	mj4simai_p1_r (// P1)
0x600002-0x600003	2	Read	mj4simai_p2_r (// P2)
0x600004-0x600005	2	Write	mj4simai_keyboard_w (// select keyboard row to read)
0x600006-0x600007	2	Device Read	watchdog, watchdog_timer_device, reset16_r
0x600100-0x600101	2	Read Port	SYSTEM (//)
0x600200-0x600201	2	Write NOP	(// Leds? Coins?)
0x600300-0x60030F	16	Write	sound_bank_w (// Samples Banks)
0x600300-0x600301	2	Read Port	DSW1 (// DSW 1)
0x600302-0x600303	2	Read Port	DSW2 (// DSW 2)
0xB00000-0xB03FFF	16384	Device Read/Write	x1snd, x1_010_device, word_r, word_w (// Sound)
0xC00000-0xC3FFFF	262144	RAM, Shared	spriteram (// Sprites)
0xC40000-0xC4FFFF	65536	RAM Device Write, Shared	palette, palette_device, write, palette (// Palette)
0xC60000-0xC6003F	64	Write, Shared	vregs_w, vregs (// Video Registers)
0xFFFC00-0xFFFFFF	1024	Device Read/Write	tmp68301, tmp68301_device, regs_r, regs_w (// TMP68301 Registers)

Memory Area:samshoot_map

Address Range	Length	Function	Description
0x0000-0x1FFFFF	2097152	ROM
0x200000-0x20FFFF	65536	RAM
0x300000-0x30FFFF	65536	RAM, Shared	nvram
0x400000-0x400001	2	Read Port	DSW1 (// DSW 1)
0x400002-0x400003	2	Read Port	BUTTONS (// Buttons)
0x400300-0x40030F	16	Write	sound_bank_w (// Samples Banks)
0x500000-0x500001	2	Read Port	GUN1 (// P1)
0x580000-0x580001	2	Read Port	GUN2 (// P2)
0x700000-0x700001	2	Read Port	TRIGGER (// Trigger)
0x700002-0x700003	2	Read Port	PUMP (// Pump)
0x700004-0x700005	2	Read Port, Write	COIN, samshoot_coin_w (// Coins)
0x700006-0x700007	2	Device Read	watchdog, watchdog_timer_device, reset16_r (// Watchdog?)
0x800000-0x83FFFF	262144	RAM, Shared	spriteram (// Sprites)
0x840000-0x84FFFF	65536	RAM Device Write, Shared	palette, palette_device, write, palette (// Palette)
0x860000-0x86003F	64	Write, Shared	vregs_w, vregs (// Video Registers)
0x900000-0x903FFF	16384	Device Read/Write	x1snd, x1_010_device, word_r, word_w (// Sound)
0xFFFC00-0xFFFFFF	1024	Device Read/Write	tmp68301, tmp68301_device, regs_r, regs_w (// TMP68301 Registers)

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:sprites

Address Range	Length	Label/Location	Description
0x0000-0x7FFFFF	8388608	as0901m01.u38	CRC(1d6acf8f) (Fluke: 78D0)
0x800000-0xFFFFFF	8388608	as0902m01.u39	CRC(c7ca2128) (Fluke: 49BE)
0x1000000-0x17FFFFF	8388608	as0903m01.u40	CRC(e8ef81b3) (Fluke: 5E42)
0x1800000-0x1FFFFFF	8388608	as0904m01.u41	CRC(d0f97fdc) (Fluke: FAB0)

Memory Area:x1snd

Address Range	Length	Label/Location	Description
0x100000-0x4FFFFF	4194304	as0905m01.u18	CRC(8d8165bb) (Fluke: 3698)