Magical Crystals 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.

Magical Crystals (Kaneko (Atlus license), 1991)

Memory Area:mgcrystl

Address Range	Length	Function	Description
0x0000-0x7FFFF	524288	ROM	(// ROM)
0x300000-0x30FFFF	65536	RAM	(// Work RAM)
0x400000-0x40001F	32	Read/Write	kaneko16_ay1_YM2149_r, kaneko16_ay1_YM2149_w (// Sound)
0x400200-0x40021F	32	Read/Write	kaneko16_ay2_YM2149_r, kaneko16_ay2_YM2149_w
0x400400-0x400401	2	Device Read/Write 8-bit	oki, okim6295_device, read, write, 0x00ff
0x500000-0x500FFF	4096	RAM Device Write, Shared	palette, palette_device, write, palette (// Palette)
0x600000-0x603FFF	16384	Device Read/Write	view2_0, kaneko_view2_tilemap_device, kaneko_tmap_vram_r, kaneko_tmap_vram_w
0x680000-0x683FFF	16384	Device Read/Write	view2_1, kaneko_view2_tilemap_device, kaneko_tmap_vram_r, kaneko_tmap_vram_w
0x700000-0x701FFF	8192	RAM, Shared	spriteram (// Sprites)
0x800000-0x80001F	32	Device Read/Write	view2_0, kaneko_view2_tilemap_device, kaneko_tmap_regs_r, kaneko_tmap_regs_w
0x900000-0x90001F	32	Device Read/Write	kan_spr, kaneko16_sprite_device, kaneko16_sprites_regs_r, kaneko16_sprites_regs_w
0xA00000-0xA00001	2	Device Read	watchdog, watchdog_timer_device, reset16_r (// Watchdog)
0xB00000-0xB0001F	32	Device Read/Write	view2_1, kaneko_view2_tilemap_device, kaneko_tmap_regs_r, kaneko_tmap_regs_w
0xC00000-0xC00001	2	Read Port	DSW_P1
0xC00002-0xC00003	2	Read Port	P2
0xC00004-0xC00005	2	Read Port	SYSTEM
0xD00000-0xD00001	2	Write	kaneko16_eeprom_w (// EEPROM)

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:gfx1

Address Range	Length	Label/Location	Description
0x0000-0xFFFFF	1048576	kaneko__mc-000_0001.u38	CRC(28acf6f4) (Fluke: E653)
0x100000-0x17FFFF	524288	kaneko__mc-001_0002_r44.u37	CRC(005bc43d) (Fluke: 2B2E)

Memory Area:gfx2

Address Range	Length	Label/Location	Description
0x0000-0xFFFFF	1048576	kaneko__mc-010_0003.u04	CRC(85072772) (Fluke: 4232)

Memory Area:gfx3

Address Range	Length	Label/Location	Description
0x0000-0xFFFFF	1048576	kaneko__mc-020_0004.u34	CRC(1ea92ff1) (Fluke: 560F)

Memory Area:oki

Address Range	Length	Label/Location	Description
0x0000-0x3FFFF	262144	kaneko__mc-030_0005_t99.u32	CRC(c165962e) (Fluke: 3E63)