Nekketsu Koukou Dodgeball Bu 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.

Nekketsu Koukou Dodgeball Bu (Technos Japan, 1987)

Memory Area:spdodgeb_map

Address Range	Length	Function	Description
0x0000-0x0FFF	4096	RAM
0x1000-0x10FF	256	Write Only, Shared	spriteram
0x2000-0x2FFF	4096	RAM Write, Shared	videoram_w, videoram
0x3000	1	Read Port	IN0 (//AM_WRITENOP)
0x3001	1	Read Port	DSW (//AM_WRITENOP)
0x3002	1	Write	sound_command_w
0x3004	1	Write	scrollx_lo_w
0x3006	1	Write	ctrl_w (/* scroll hi, flip screen, bank switch, palette select */)
0x3800	1	Write	mcu63701_w
0x3801-0x3805	5	Read	mcu63701_r
0x4000-0x7FFF	16384	ROM Bank	mainbank
0x8000-0xFFFF	32768	ROM

Memory Area:spdodgeb_sound_map

Address Range	Length	Function	Description
0x0000-0x0FFF	4096	RAM
0x1000	1	Device Read	soundlatch, generic_latch_8_device, read
0x2800-0x2801	2	Device Write	ymsnd, ym3812_device, write
0x3800-0x3807	8	Write	spd_adpcm_w
0x8000-0xFFFF	32768	ROM, Region	audiocpu, 0

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:adpcm

Address Range	Length	Label/Location	Description
0x0000-0xFFFF	65536	22j6-0.83	CRC(744a26e3) (Fluke: 8E51)
0x10000-0x1FFFF	65536	22j7-0.82	CRC(2fa1de21) (Fluke: 23EF)

Memory Area:audiocpu

Address Range	Length	Label/Location	Description
0x0000-0x7FFF	32768	22j5-0.33	CRC(c31e264e) (Fluke: B070)

Memory Area:mcu

Address Range	Length	Label/Location	Description
0xC000-0xFFFF	16384	22ja-0.162	CRC(7162a97b)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x03FF	1024	22j8-0.158	CRC(c368440f) (Fluke: E3DA)
0x0400-0x07FF	1024	22j9-0.159	CRC(6059f401) (Fluke: AAF0)

Memory Area:sprites

Address Range	Length	Label/Location	Description
0x0000-0x1FFFF	131072	tj22j1-0.2	CRC(9ed27a8d) (Fluke: F86A)
0x20000-0x3FFFF	131072	tj22j2-0.35	CRC(768934f9) (Fluke: 4728)

Memory Area:text

Address Range	Length	Label/Location	Description
0x0000-0x1FFFF	131072	tj22j4-0.121	CRC(d2922b3f) (Fluke: CD9D)
0x20000-0x3FFFF	131072	tj22j3-0.107	CRC(79cd1315) (Fluke: 6C41)