Shot Rider 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.

Shot Rider (Seibu Kaihatsu (Sigma license), 1984)

Memory Area:main_map

Address Range	Length	Function	Description
0x0000-0x7FFF	32768	ROM
0x8000-0x8FFF	4096	RAM Write, Shared	travrusa_videoram_w, videoram
0x9000	1	Write	travrusa_scroll_x_low_w
0xA000	1	Write	travrusa_scroll_x_high_w
0xC800-0xC9FF	512	Write Only, Shared	spriteram
0xD000	1	Read Port	SYSTEM (/* IN0 */)
0xD000	1	Device Write	irem_audio, irem_audio_device, cmd_w
0xD001	1	Read Port	P1 (/* IN1 */)
0xD001	1	Write	travrusa_flipscreen_w (/* + coin counters - not written by shtrider */)
0xD002	1	Read Port	P2 (/* IN2 */)
0xD003	1	Read Port	DSW1 (/* DSW1 */)
0xD004	1	Read Port	DSW2 (/* DSW2 */)
0xE000-0xEFFF	4096	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:gfx1

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	5.bin	CRC(34449f79) (Fluke: 7D29)
0x2000-0x3FFF	8192	6.bin	CRC(de43653d) (Fluke: F1A5)
0x4000-0x5FFF	8192	7.bin	CRC(3445b81c) (Fluke: 27CE)

Memory Area:gfx2

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	8.bin	CRC(4072b096) (Fluke: 2614)
0x2000-0x3FFF	8192	9.bin	CRC(fd4cc7e6) (Fluke: 182D)
0x4000-0x5FFF	8192	10.bin	CRC(0a117925) (Fluke: 035B)

Memory Area:irem_audio:iremsound

Address Range	Length	Label/Location	Description
0x6000-0x7FFF	8192	11.bin	CRC(a8396b76) (Fluke: 46A7)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x2000-0x3FFF	8192	2.bin	CRC(97675d19) (Fluke: 85BF)
0x4000-0x5FFF	8192	3.bin	CRC(78d051cd) (Fluke: AF46)
0x6000-0x7FFF	8192	4.bin	CRC(02b96eaa) (Fluke: 7E06)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x00FF	256	1.bpr	CRC(e9e258e5) (Fluke: 27FC)
0x0100-0x01FF	256	2.bpr	CRC(6cf4591c) (Fluke: FA98)
0x0200-0x021F	32	4.bpr	CRC(ee97c581) (Fluke: 473E)
0x0220-0x031F	256	3.bpr	CRC(5db47092) (Fluke: 1B84)