Mazer Blazer 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.

Mazer Blazer (Stern Electronics, 1983)

Memory Area:mazerbla_cpu2_io_map

Address Range	Length	Function	Description
0x0000	1	Write	vsb_ls273_audio_control_w
0x0080-0x0083	4	Read/Write	ls670_0_r, ls670_1_w

Memory Area:mazerbla_cpu2_map

Address Range	Length	Function	Description
0x0000-0x1FFF	8192	ROM
0x4000-0x43FF	1024	RAM	(/* main RAM (stack) */)
0x8000-0x83FF	1024	RAM	(/* waveform ???*/)

Memory Area:mazerbla_cpu3_io_map

Address Range	Length	Function	Description
0x0001	1	Device Write	vcu, mb_vcu_device, background_color_w
0x0002	1	Device Read, Write	vcu, mb_vcu_device, status_r, cfb_led_w
0x0003	1	Write	cfb_zpu_int_req_set_w
0x0004	1	Write	cfb_rom_bank_sel_w
0x0005	1	Device Write	vcu, mb_vcu_device, vbank_w

Memory Area:mazerbla_cpu3_map

Address Range	Length	Function	Description
0x0000-0x37FF	14336	ROM
0x3800-0x3FFF	2048	RAM, Shared	share1
0x4000-0x4003	4	Device Write	vcu, mb_vcu_device, write_vregs
0x4000-0x5FFF	8192	ROM Bank	bank1 (/* GFX roms */)
0x6000-0x67FF	2048	Device Read/Write	vcu, mb_vcu_device, read_ram, write_ram
0xA000-0xA7FF	2048	Device Read	vcu, mb_vcu_device, load_params
0xC000-0xDFFF	8192	Device Read	vcu, mb_vcu_device, load_gfx
0xE000-0xFFFF	8192	Device Read	vcu, mb_vcu_device, load_set_clr

Memory Area:mazerbla_io_map

Address Range	Length	Function	Description
0x004C-0x004F	4	Read/Write	ls670_1_r, ls670_0_w
0x0060	1	Write	zpu_bcd_decoder_w
0x0062	1	Read	zpu_inputs_r
0x0068	1	Write	zpu_coin_counter_w
0x006A	1	Write	zpu_lamps_w
0x006E-0x006F	2	Write	zpu_led_w

Memory Area:mazerbla_map

Address Range	Length	Function	Description
0x0000-0x7FFF	32768	ROM
0xC000-0xC7FF	2048	RAM, Shared	share1
0xD800	1	Read	cfb_zpu_int_req_clr
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:digitalker

Address Range	Length	Label/Location	Description
0x0000-0x0FFF	4096	mblvsb2.2a	size may be wrong
0x0000-0x0FFF	4096	mblvsb2.2a	size may be wrong
0x1000-0x1FFF	4096	mblvsb3.4a	size may be wrong
0x1000-0x1FFF	4096	mblvsb3.4a	size may be wrong

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	mblzpu0.1h	CRC(82766187) (Fluke: 5606)
0x2000-0x3FFF	8192	mblzpu1.2h	CRC(8ba2b3f9) (Fluke: 7C98)
0x4000-0x5FFF	8192	mblzpu2.3h	CRC(48e5306c) (Fluke: 6978)
0x6000-0x7FFF	8192	mblzpu3.4h	CRC(eba91546) (Fluke: 3A42)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x001F	32	82s123.8b	CRC(d558af5a) (Fluke: 5EC9)
0x0000-0x001F	32	82s123.8b	CRC(d558af5a) (Fluke: 5EC9)
0x0020-0x003F	32	82s123.9b	CRC(0390d748) (Fluke: 456A)
0x0020-0x003F	32	82s123.9b	CRC(0390d748) (Fluke: 456A)
0x0040-0x013F	256	82s129.8g	CRC(19680615) (Fluke: C324)
0x0040-0x013F	256	82s129.8g	CRC(19680615) (Fluke: C324)
0x0140-0x023F	256	82s129.9g	CRC(f8c2c85b) (Fluke: 0F92)
0x0140-0x023F	256	82s129.9g	CRC(f8c2c85b) (Fluke: 0F92)

Memory Area:sub

Address Range	Length	Label/Location	Description
0x0000-0x0FFF	4096	mblvsb0.2d	CRC(0cf7a1c3) (Fluke: 8901)
0x0000-0x0FFF	4096	mblvsb0.2d	CRC(0cf7a1c3) (Fluke: 8901)
0x1000-0x1FFF	4096	mblvsb1.4d	CRC(0b8d0e43) (Fluke: 0A5E)
0x1000-0x1FFF	4096	mblvsb1.4d	CRC(0b8d0e43) (Fluke: 0A5E)

Memory Area:sub2

Address Range	Length	Label/Location	Description
0x0000-0x1FFF	8192	mblcfb0.8g	CRC(948a2c5e) (Fluke: 47F9)
0x0000-0x1FFF	8192	mblcfb0.8g	CRC(948a2c5e) (Fluke: 47F9)
0x10000-0x11FFF	8192	mblcfb2.8k	CRC(36237058),banked at 0x4000 (select=0) (Fluke: 23A2)
0x10000-0x11FFF	8192	mblcfb2.8k	CRC(36237058),banked at 0x4000 (select=0) (Fluke: 23A2)
0x12000-0x13FFF	8192	mblcfb3.10k	CRC(18d75d7f),banked at 0x4000 (select=1) (Fluke: 8752)
0x12000-0x13FFF	8192	mblcfb3.10k	CRC(18d75d7f),banked at 0x4000 (select=1) (Fluke: 8752)