Hold & Spin I 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.

Hold & Spin I (Amcoe, 2000)

Memory Area:sfbonus_io

Address Range	Length	Function	Description
0x0400	1	Read Port	KEY1
0x0408	1	Read Port	KEY2
0x0410	1	Read Port	KEY3
0x0418	1	Read Port	SWITCH1
0x0420	1	Read Port	SWITCH2
0x0428	1	Read Port	SWITCH3
0x0430	1	Read Port	SWITCH4
0x0438	1	Read Port	SWITCH5
0x0800	1	Device Read/Write	oki, okim6295_device, read, write
0x0C00	1	Device Write	ramdac, ramdac_device, index_w
0x0C01	1	Device Write	ramdac, ramdac_device, pal_w
0x0C02	1	Device Write	ramdac, ramdac_device, mask_w
0x1800-0x1807	8	Write, Shared	sfbonus_1800_w, 1800_regs (// lamps and coin counters)
0x2400-0x241F	32	RAM, Shared	vregs
0x2800	1	Read	sfbonus_2800_r
0x2801	1	Read, Write, Shared	sfbonus_2801_r, sfbonus_2801_w, 2801_regs
0x2C00	1	Read	sfbonus_2c00_r
0x2C01	1	Read, Write, Shared	sfbonus_2c01_r, sfbonus_2c01_w, 2c01_regs
0x3000	1	Write, Shared	sfbonus_3000_w, 3000_regs
0x3400	1	Write	sfbonus_bank_w
0x3800	1	Read	sfbonus_3800_r
0x3800-0x3807	8	Write, Shared	sfbonus_3800_w, 3800_regs

Memory Area:sfbonus_map

Address Range	Length	Function	Description
0x0000-0xEFFF	61440	ROM Bank, Write	bank1, sfbonus_videoram_w
0xF000-0xFFFF	4096	RAM, Shared	nvram

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:maincpu

Address Range	Length	Label/Location	Description
0x0000-0x3FFFF	262144	hs1b27t.bin	CRC(b4928a82) (Fluke: E290)

Memory Area:nvram

Address Range	Length	Label/Location	Description
0x0000-0x001F	32	hsi27t_.id	CRC(f42e2f6c) (Fluke: 581B)

Memory Area:oki

Address Range	Length	Label/Location	Description
0x0000-0x3FFFF	262144	hs_2.bin	CRC(3b0f5374) (Fluke: 86C2)
0x0000-0x3FFFF	262144	hs_2.bin	CRC(3b0f5374) (Fluke: 86C2)
0x0000-0x3FFFF	262144	hs_2.bin	CRC(3b0f5374) (Fluke: 86C2)
0x0000-0x3FFFF	262144	hs_2.bin	CRC(3b0f5374) (Fluke: 86C2)