Rock'n Tread 2 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.

Rock'n Tread 2 (Jaleco, 1999)

Memory Area:rockn2_map

Address Range	Length	Function	Description
0x0000-0xFFFFF	1048576	ROM	(// ROM)
0x100000-0x103FFF	16384	RAM, Shared	spriteram (// Object RAM)
0x104000-0x107FFF	16384	RAM	(// Spare Object RAM)
0x108000-0x10FFFF	32768	RAM	(// Work RAM)
0x200000-0x23FFFF	262144	Read/Write	tetrisp2_priority_r, tetrisp2_priority_w
0x300000-0x31FFFF	131072	RAM Write, Shared	tetrisp2_palette_w, paletteram (// Palette)
0x500000-0x50FFFF	65536	RAM	(// Line)
0x600000-0x60FFFF	65536	RAM Write, Shared	tetrisp2_vram_rot_w, vram_rot (// Rotation)
0x800000-0x803FFF	16384	RAM Write, Shared	tetrisp2_vram_fg_w, vram_fg (// Foreground)
0x804000-0x807FFF	16384	RAM Write, Shared	tetrisp2_vram_bg_w, vram_bg (// Background)
0x808000-0x809FFF	8192	RAM	(// ???)
0x900000-0x903FFF	16384	Read, Write, Shared	rockn_nvram_r, tetrisp2_nvram_w, nvram (// NVRAM)
0xA30000-0xA30001	2	Read/Write	rockn_soundvolume_r, rockn_soundvolume_w (// Sound Volume)
0xA40000-0xA40003	4	Device Read/Write 8-bit	ymz, ymz280b_device, read, write, 0x00ff (// Sound)
0xA44000-0xA44001	2	Read/Write	rockn_adpcmbank_r, rockn2_adpcmbank_w (// Sound Bank)
0xA48000-0xA48001	2	Write NOP	(// YMZ280 Reset)
0xB00000-0xB00001	2	Write	tetrisp2_coincounter_w (// Coin Counter)
0xB20000-0xB20001	2	Write NOP	(// ???)
0xB40000-0xB4000B	12	Write Only, Shared	scroll_fg (// Foreground Scrolling)
0xB40010-0xB4001B	12	Write Only, Shared	scroll_bg (// Background Scrolling)
0xB4003E-0xB4003F	2	Write NOP	(// scr_size)
0xB60000-0xB6002F	48	Write Only, Shared	rotregs (// Rotation Registers)
0xBA0000-0xBA001F	32	Write	rockn_systemregs_w (// system param)
0xBA001A-0xBA001B	2	Write NOP	(// Lev 4 irq ack)
0xBA001E-0xBA001F	2	Write NOP	(// Lev 2 irq ack)
0xBE0000-0xBE0001	2	Read NOP	(// INT-level1 dummy read)
0xBE0002-0xBE0003	2	Read Port	PLAYERS (// Inputs)
0xBE0004-0xBE0005	2	Read Port	SYSTEM (// Inputs)
0xBE0008-0xBE0009	2	Read Port	DSW (// Inputs)
0xBE000A-0xBE000B	2	Device Read	watchdog, watchdog_timer_device, reset16_r (// Watchdog)

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:gfx3

Address Range	Length	Label/Location	Description
0x0000-0x1FFFFF	2097152	rock_n_2_vj-98344_6_v1.0	CRC(241d7449) (Fluke: FC6C)

Memory Area:gfx4

Address Range	Length	Label/Location	Description
0x0000-0x7FFFF	524288	rock_n_2_vj-98344_10_v1.0	CRC(ae74d5b3) (Fluke: F7C2)

Memory Area:ymz

Address Range	Length	Label/Location	Description
0x0000-0x3FFFFF	4194304	sound00	CRC(4e9611a3) (Fluke: 2BE3)
0x1000000-0x13FFFFF	4194304	sound01	CRC(ec600f13) (Fluke: 4B6D)
0x1400000-0x17FFFFF	4194304	sound02	CRC(8306f302) (Fluke: C3BE)
0x1800000-0x1BFFFFF	4194304	sound03	CRC(3fda842c) (Fluke: B305)
0x1C00000-0x1FFFFFF	4194304	sound04	CRC(86d4f289) (Fluke: 617B)
0x2000000-0x23FFFFF	4194304	sound05	CRC(f8dbf47d) (Fluke: F065)
0x2400000-0x27FFFFF	4194304	sound06	CRC(06f7bd63) (Fluke: 3DA5)
0x2800000-0x2BFFFFF	4194304	sound07	CRC(22f042f6) (Fluke: 2433)
0x2C00000-0x2FFFFFF	4194304	sound08	CRC(dd294d8e) (Fluke: CF21)
0x3000000-0x33FFFFF	4194304	sound09	CRC(8fedee6e) (Fluke: 506F)
0x3400000-0x37FFFFF	4194304	sound10	CRC(01292f11) (Fluke: 3AB9)
0x3800000-0x3BFFFFF	4194304	sound11	CRC(20dc76ba) (Fluke: 9624)
0x3C00000-0x3FFFFFF	4194304	sound12	CRC(11fff0bc) (Fluke: 576E)
0x4000000-0x43FFFFF	4194304	sound13	CRC(2367dd18) (Fluke: 476F)
0x4400000-0x47FFFFF	4194304	sound14	CRC(75ced8c0) (Fluke: 7680)
0x4800000-0x4BFFFFF	4194304	sound15	CRC(aeaca380) (Fluke: 8B26)
0x4C00000-0x4FFFFFF	4194304	sound16	CRC(21d50e32) (Fluke: 3449)
0x5000000-0x53FFFFF	4194304	sound17	CRC(de785a2a) (Fluke: EB4A)
0x5400000-0x57FFFFF	4194304	sound18	CRC(18cabb1e) (Fluke: C84C)
0x5800000-0x5BFFFFF	4194304	sound19	CRC(33c89e53) (Fluke: B49C)
0x5C00000-0x5FFFFFF	4194304	sound20	CRC(89c1b088) (Fluke: 5EE2)
0x6000000-0x63FFFFF	4194304	sound21	CRC(13db74bd) (Fluke: F6B2)