Itazura Monkey 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.

Itazura Monkey (Sammy, 2000)

Memory Area:animalc_io

Address Range	Length	Function	Description
0x0002-0x0003	2	Read/Write	animalc_rombank_r, animalc_rombank_w
0x0004-0x0005	2	Read/Write	animalc_rambank_r, animalc_rambank_w
0x002C	1	Read/Write	sammymdl_eeprom_r, sammymdl_eeprom_w
0x002E	1	Read	sammymdl_coin_hopper_r
0x0030	1	Read Port	BUTTON
0x0031	1	Write	sammymdl_coin_w
0x0032	1	Write	sammymdl_leds_w
0x0034	1	Read	unk_34_r
0x0090	1	Device Write	oki, okim9810_device, write
0x0091	1	Device Write	oki, okim9810_device, write_TMP_register
0x0092	1	Device Read	oki, okim9810_device, read
0x00B0	1	Write	sammymdl_hopper_w
0x00C0	1	Device Write	watchdog, watchdog_timer_device, reset_w (// 1)

Memory Area:animalc_map

Address Range	Length	Function	Description
0x0000-0x3FFF	16384	ROM
0x4000-0x7FFF	16384	ROM Bank	rombank
0x8000-0x8FFF	4096	RAM Bank, Shared	rambank, nvram
0x9000-0x9FFF	4096	RAM
0xA000-0xAFFF	4096	RAM
0xB000-0xBFFF	4096	RAM Bank	sprbank
0xD000-0xD1FF	512	RAM Device Write, Shared	palette, palette_device, write, palette
0xD800-0xD87F	128	RAM, Shared	vtable
0xE000-0xE021	34	Read/Write, Shared	vregs_r, vregs_w, vregs
0xE011	1	Write NOP	(// IRQ Enable? Screen disable?)
0xE013	1	Read/Write	vblank_r, vblank_w (// IRQ Ack?)
0xFE00-0xFFFF	512	RAM	(// High speed internal RAM)

Memory Area:itazuram_io

Address Range	Length	Function	Description
0x0002-0x0003	2	Read/Write	itazuram_rombank_r, itazuram_rombank_w
0x0004-0x0005	2	Read/Write	itazuram_rambank_r, itazuram_rambank_w
0x002C	1	Read/Write	sammymdl_eeprom_r, sammymdl_eeprom_w
0x002E	1	Read	sammymdl_coin_hopper_r
0x0030	1	Read Port	BUTTON
0x0031	1	Write	sammymdl_coin_w
0x0032	1	Write	sammymdl_leds_w
0x0090	1	Device Write	oki, okim9810_device, write
0x0091	1	Device Write	oki, okim9810_device, write_TMP_register
0x0092	1	Device Read	oki, okim9810_device, read
0x00B0	1	Write	sammymdl_hopper_w
0x00C0	1	Device Write	watchdog, watchdog_timer_device, reset_w (// 1)

Memory Area:itazuram_map

Address Range	Length	Function	Description
0x0000-0x37FF	14336	ROM
0x3800-0x47FF	4096	Read Bank, Write Bank	rombank0, sprbank0
0x4800-0x57FF	4096	Read Bank, Write Bank	rombank1, sprbank1
0x5800-0x59FF	512	Read/Write	itazuram_palette_r, itazuram_palette_w
0x6000-0x607F	128	RAM, Shared	vtable
0x6800-0x6821	34	Read/Write, Shared	vregs_r, vregs_w, vregs
0x6811	1	Write NOP	(// IRQ Enable? Screen disable?)
0x6813	1	Write NOP	(// IRQ Ack?)
0xDC00-0xFDFF	8704	Read Bank, Write, Shared	palbank, itazuram_nvram_palette_w, nvram (// nvram \| paletteram)
0xFE00-0xFFFF	512	RAM	(// High speed internal RAM)

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:oki

Address Range	Length	Label/Location	Description
0x0000-0x1FFFFF	2097152	vx2002l01.u021	CRC(ddbdd2f3)

Memory Area:sprites

Address Range	Length	Label/Location	Description
0x0000-0x1FFFFF	2097152	vx2001l01.u016	CRC(9ee95222)