Naughty Boy 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.

Naughty Boy (Jaleco, 1982)

Memory Area:naughtyb_map

Address Range	Length	Function	Description
0x0000-0x3FFF	16384	ROM
0x4000-0x7FFF	16384	RAM
0x8000-0x87FF	2048	RAM, Shared	videoram
0x8800-0x8FFF	2048	RAM, Shared	videoram2
0x9000-0x97FF	2048	Write	naughtyb_videoreg_w
0x9800-0x9FFF	2048	RAM, Shared	scrollreg
0xA000-0xA7FF	2048	Device Write	naughtyb_custom, naughtyb_sound_device, control_a_w
0xA800-0xAFFF	2048	Device Write	naughtyb_custom, naughtyb_sound_device, control_b_w
0xB000-0xB7FF	2048	Read	in0_port_r (// IN0)
0xB800-0xBFFF	2048	Read	dsw0_port_r (// DSW0)

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
0x0000-0x07FF	2048	15.44	CRC(d692f9c7) (Fluke: 2F61)
0x0800-0x0FFF	2048	16.43	CRC(d3ba8b27) (Fluke: 44E5)
0x1000-0x17FF	2048	13.46	CRC(c1669cd5) (Fluke: 8BB2)
0x1800-0x1FFF	2048	14.45	CRC(eef2c8e5) (Fluke: D381)

Memory Area:gfx2

Address Range	Length	Label/Location	Description
0x0000-0x07FF	2048	11.48	CRC(75ec9710) (Fluke: E6E8)
0x0800-0x0FFF	2048	12.47	CRC(ef0706c3) (Fluke: EEF3)
0x1000-0x17FF	2048	9.50	CRC(8c8db764) (Fluke: E567)
0x1800-0x1FFF	2048	10.49	CRC(c97c97b9) (Fluke: 650A)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x0000-0x07FF	2048	1.30	CRC(f6e1178e) (Fluke: 9FDB)
0x0800-0x0FFF	2048	2.29	CRC(b803eb8c) (Fluke: E2C6)
0x1000-0x17FF	2048	3.28	CRC(004d0ba7) (Fluke: 0594)
0x1800-0x1FFF	2048	4.27	CRC(3c7bcac6) (Fluke: 2D91)
0x2000-0x27FF	2048	5.26	CRC(ea80f39b) (Fluke: CF83)
0x2800-0x2FFF	2048	6.25	CRC(66d9f942) (Fluke: E262)
0x3000-0x37FF	2048	7.24	CRC(00caf9be) (Fluke: 6BFD)
0x3800-0x3FFF	2048	8.23	CRC(17c3b6fb) (Fluke: 190E)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x00FF	256	6301-1.63	CRC(98ad89a1),palette low bits (Fluke: 48B2)
0x0100-0x01FF	256	6301-1.64	CRC(909107d4),palette high bits (Fluke: 1BE8)