New Tropical Angel 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.

New Tropical Angel (Irem, 1983)

Memory Area:main_map

Address Range	Length	Function	Description
0x0000-0x7FFF	32768	ROM
0x8000-0x87FF	2048	RAM Write, Shared	m57_videoram_w, videoram
0x9000-0x91FF	512	RAM, Shared	scrollram
0xC820-0xC8FF	224	Write Only, Shared	spriteram
0xD000	1	Read Port	IN0
0xD000	1	Device Write	irem_audio, irem_audio_device, cmd_w
0xD001	1	Read Port	IN1
0xD001	1	Write	m57_flipscreen_w (/* + coin counters */)
0xD002	1	Read Port	IN2
0xD003	1	Read Port	DSW1
0xD004	1	Read Port	DSW2
0xE000-0xE7FF	2048	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	ta-a-3e	CRC(e49f7ad8) (Fluke: 24E2)
0x2000-0x3FFF	8192	ta-a-3d	CRC(06eef241) (Fluke: 4CEE)
0x4000-0x5FFF	8192	ta-a-3c	CRC(7ff5482f),characters (Fluke: A948)

Memory Area:gfx2

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	5j	CRC(89409130),sprites (Fluke: 6747)
0x2000-0x3FFF	8192	ta-b-5h	CRC(f8cff29d) (Fluke: E56C)
0x4000-0x5FFF	8192	5e	CRC(5460a467) (Fluke: 2466)
0x6000-0x7FFF	8192	ta-b-5d	CRC(cd473d47) (Fluke: 4CFD)
0x8000-0x9FFF	8192	5c	CRC(4a20637a) (Fluke: 8D5F)
0xA000-0xBFFF	8192	ta-b-5a	CRC(0012792a) (Fluke: EC96)

Memory Area:irem_audio:iremsound

Address Range	Length	Label/Location	Description
0x6000-0x7FFF	8192	ta-s-1a-	CRC(ea8a05cb) (Fluke: 416A)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	3k	CRC(3c6299a8) (Fluke: C106)
0x2000-0x3FFF	8192	3m	CRC(8d09056c) (Fluke: A024)
0x4000-0x5FFF	8192	3n	CRC(17b5a775) (Fluke: 9075)
0x6000-0x7FFF	8192	3q	CRC(2e5fa773) (Fluke: E54A)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x00FF	256	ta-a-5a	CRC(01de1167),chars palette low 4 bits (Fluke: 9033)
0x0100-0x01FF	256	ta-a-5b	CRC(efd11d4b),chars palette high 4 bits (Fluke: 0770)
0x0200-0x021F	32	ta-b-1b	CRC(f94911ea),sprites palette (Fluke: C950)
0x0220-0x031F	256	ta-b-3d	CRC(ed3e2aa4),sprites lookup table (Fluke: D9DC)