Bump 'n' Jump 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.

Bump 'n' Jump (Data East USA (Bally Midway license), 1982)

Memory Area:audio_map

Address Range	Length	Function	Description
0x0000-0x03FF	1024	Mirror, RAM, Shared	0x1c00, , audio_rambase
0x2000-0x3FFF	8192	Device Write	ay1, ay8910_device, data_w
0x4000-0x5FFF	8192	Device Write	ay1, ay8910_device, address_w
0x6000-0x7FFF	8192	Device Write	ay2, ay8910_device, data_w
0x8000-0x9FFF	8192	Device Write	ay2, ay8910_device, address_w
0xA000-0xBFFF	8192	Read	audio_command_r
0xC000-0xDFFF	8192	Write	audio_nmi_enable_w
0xE000-0xEFFF	4096	Mirror, ROM	0x1000,

Memory Area:bnj_map

Address Range	Length	Function	Description
0x0000-0x07FF	2048	RAM, Shared	rambase
0x1000	1	Read Port	DSW1
0x1001	1	Read Port, Write	DSW2, bnj_video_control_w
0x1002	1	Read Port, Write	P1, audio_command_w
0x1003	1	Read Port	P2
0x1004	1	Read Port	SYSTEM
0x4000-0x43FF	1024	RAM, Shared	videoram
0x4400-0x47FF	1024	RAM, Shared	colorram
0x4800-0x4BFF	1024	Read/Write	btime_mirrorvideoram_r, btime_mirrorvideoram_w
0x4C00-0x4FFF	1024	Read/Write	btime_mirrorcolorram_r, btime_mirrorcolorram_w
0x5000-0x51FF	512	RAM Write, Shared	bnj_background_w, bnj_bgram
0x5200-0x53FF	512	RAM
0x5400	1	Write	bnj_scroll1_w
0x5800	1	Write	bnj_scroll2_w
0x5C00-0x5C0F	16	RAM Device Write, Shared	palette, palette_device, write, palette
0xA000-0xFFFF	24576	ROM

Memory Area:btime_map

Address Range	Length	Function	Description
0x0000-0x07FF	2048	RAM, Shared	rambase
0x0C00-0x0C0F	16	RAM Device Write, Shared	palette, palette_device, write, palette
0x1000-0x13FF	1024	RAM, Shared	videoram
0x1400-0x17FF	1024	RAM, Shared	colorram
0x1800-0x1BFF	1024	Read/Write	btime_mirrorvideoram_r, btime_mirrorvideoram_w
0x1C00-0x1FFF	1024	Read/Write	btime_mirrorcolorram_r, btime_mirrorcolorram_w
0x4000	1	Read Port, Write NOP	P1,
0x4001	1	Read Port	P2
0x4002	1	Read Port, Write	SYSTEM, btime_video_control_w
0x4003	1	Read Port, Write	DSW1, audio_command_w
0x4004	1	Read Port, Write	DSW2, bnj_scroll1_w
0xB000-0xFFFF	20480	ROM

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
0xE000-0xEFFF	4096	bnj6c.bin	CRC(8c02f662) (Fluke: 588F)

Memory Area:gfx1

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	bnj4e.bin	CRC(b864d082) (Fluke: 8830)
0x2000-0x3FFF	8192	bnj4f.bin	CRC(6c31d77a) (Fluke: 5C6C)
0x4000-0x5FFF	8192	bnj4h.bin	CRC(5824e6fb) (Fluke: CE3D)

Memory Area:gfx2

Address Range	Length	Label/Location	Description
0x0000-0x0FFF	4096	bnj10e.bin	CRC(f4e9eb49) (Fluke: 8D76)
0x1000-0x1FFF	4096	bnj10f.bin	CRC(a9ffacb4) (Fluke: 5374)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0xA000-0xBFFF	8192	bnj12b.bin	CRC(ba3e3801) (Fluke: 662D)
0xC000-0xDFFF	8192	bnj12c.bin	CRC(fb3a2cdd) (Fluke: 1938)
0xE000-0xFFFF	8192	bnj12d.bin	CRC(b88bc99e) (Fluke: 90AC)