Kyros 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.

Kyros (Alpha Denshi Co. (World Games Inc. license), 1987)

Memory Area:kyros_map

Address Range	Length	Function	Description
0x0000-0x1FFFF	131072	ROM	(// main program)
0x20000-0x20FFF	4096	RAM, Shared	shared_ram (// work RAM)
0x40000-0x41FFF	8192	RAM, Shared	spriteram (// sprite RAM)
0x60000-0x60001	2	RAM, Shared	videoram (// MSB: watchdog, LSB: BGC)
0x80000-0x801FF	512	Read/Write	kyros_alpha_trigger_r, alpha_microcontroller_w
0xC0000-0xC0001	2	Read Port	IN0
0xE0000-0xE0001	2	Read/Write	kyros_dip_r, kyros_sound_w

Memory Area:kyros_sound_map

Address Range	Length	Function	Description
0x0000-0xBFFF	49152	ROM
0xC000-0xC7FF	2048	RAM
0xE000	1	Device Read	soundlatch, generic_latch_8_device, read
0xE002	1	Device Write	soundlatch, generic_latch_8_device, clear_w
0xE004	1	Device Write	dac, dac_byte_interface, write
0xE006	1	Write NOP	(// NMI: diminishing saw-tooth)
0xE006-0xE00E	9	Write NOP	(// soundboard I/O's, ignored)
0xE008	1	Write NOP	(// NMI: 00)
0xE00A	1	Write NOP	(// RST38: 20)
0xE00C	1	Write NOP	(// RST30: 00 on entry)
0xE00E	1	Write NOP	(// RST30: 00,02,ff on exit(0x1d88))

Memory Area:kyros_sound_portmap

Address Range	Length	Function	Description
0x0010-0x0011	2	Device Write	ym1, ym2203_device, write
0x0080	1	Device Write	ym2, ym2203_device, write_port_w
0x0081	1	Device Write	ym2, ym2203_device, control_port_w
0x0090	1	Device Write	ym3, ym2203_device, write_port_w
0x0091	1	Device Write	ym3, ym2203_device, control_port_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
0x0000-0x3FFF	16384	2s.1f	CRC(800ceb27) (Fluke: 1D67)
0x4000-0xBFFF	32768	1s.1d	CRC(87d3e719) (Fluke: 6E33)

Memory Area:gfx1

Address Range	Length	Label/Location	Description
0x0000-0x7FFF	32768	8.9pr	CRC(c5290944) (Fluke: FAAC)
0x8000-0xFFFF	32768	11.11m	CRC(fbd44f1e) (Fluke: 364F)
0x10000-0x17FFF	32768	12.11n	CRC(10fed501) (Fluke: 3F96)
0x18000-0x1FFFF	32768	9.9s	CRC(dd40ca33) (Fluke: 92A7)
0x20000-0x27FFF	32768	13.11p	CRC(e6a02030) (Fluke: 5E19)
0x28000-0x2FFFF	32768	14.11r	CRC(722ad23a) (Fluke: 8E2C)
0x30000-0x37FFF	32768	15.3t	CRC(045fdda4) (Fluke: 2DB1)
0x38000-0x3FFFF	32768	17.7t	CRC(7618ec00) (Fluke: 1806)
0x40000-0x47FFF	32768	18.9t	CRC(0ee74171) (Fluke: F08C)
0x48000-0x4FFFF	32768	16.5t	CRC(2cf14824) (Fluke: 2B9F)
0x50000-0x57FFF	32768	19.11t	CRC(4f336306) (Fluke: 47A9)
0x58000-0x5FFFF	32768	20.13t	CRC(a165d06b) (Fluke: D3C8)

Memory Area:mcu

Address Range	Length	Label/Location	Description
0x0000-0x07FF	2048	kyros_mcu.bin	CRC(3a902a19)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x00FF	256	mb7114l.5r	CRC(3628bf36) (Fluke: ACDF)
0x0100-0x01FF	256	mb7114l.4r	CRC(850704e4) (Fluke: 7BD6)
0x0200-0x02FF	256	mb7114l.6r	CRC(a54f60d7) (Fluke: 6A41)
0x0300-0x03FF	256	mb7114l.5p	CRC(1cc53765) (Fluke: EBC8)
0x0400-0x04FF	256	mb7114l.6p	CRC(b0d6971f) (Fluke: 48EE)

Memory Area:user1

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	0.1t	CRC(5d0acb4c) (Fluke: 50B0)