Cherry Bonus III Memory Map

Contributors
Contributors
- Contributor Account
- Sign Up
On-Line Databases
On-Line Databases
Main
Main
Education
Education
My Restorations
My Restorations
- Restorations
- Conversions
Restoring Games
Restoring Games
Repairing Games
Repairing Games
Resources
Resources
Miscellaneous
Miscellaneous

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.

Cherry Bonus III (bootleg, 0)

Memory Area:ncb3_map

Address Range	Length	Function	Description
0x0000-0xB7FF	47104	ROM
0xB800-0xBFFF	2048	RAM, Shared	nvram
0xC000-0xC7FF	2048	ROM
0xC800-0xCFFF	2048	RAM Write, Shared	goldstar_fg_vidram_w, fg_vidram
0xD000-0xD7FF	2048	RAM Write, Shared	goldstar_fg_atrram_w, fg_atrram
0xD800-0xD9FF	512	RAM Write, Shared	goldstar_reel1_ram_w, reel1_ram
0xE000-0xE1FF	512	RAM Write, Shared	goldstar_reel2_ram_w, reel2_ram
0xE800-0xE9FF	512	RAM Write, Shared	goldstar_reel3_ram_w, reel3_ram
0xF040-0xF07F	64	RAM, Shared	reel1_scroll
0xF080-0xF0BF	64	RAM, Shared	reel2_scroll
0xF100-0xF17F	128	RAM, Shared	reel3_scroll (// moved compared to goldstar)
0xF800-0xF803	4	Device Read/Write	ppi8255_0, i8255_device, read, write (/* Input Ports */)
0xF810-0xF813	4	Device Read/Write	ppi8255_1, i8255_device, read, write (/* Input Ports */)
0xF820-0xF823	4	Device Read/Write	ppi8255_2, i8255_device, read, write (/* Input/Output Ports */)
0xF822	1	Write	goldstar_fa00_w (// hack (connected to ppi output port?, needed for colour banking))
0xF830	1	Device Read/Write	aysnd, ay8910_device, data_r, data_w
0xF840	1	Device Write	aysnd, ay8910_device, address_w
0xF850	1	Write	p1_lamps_w (/* Control Set 1 lamps */)
0xF860	1	Write	p2_lamps_w (/* Control Set 2 lamps */)
0xF870	1	Device Write	snsnd, sn76489_device, write (/* guess... device is initialized, but doesn't seems to be used.*/)

Memory Area:ncb3_readwriteport

Address Range	Length	Function	Description
0x0010	1	Read Port	DSW5 (/* confirmed for ncb3 */)
0x0081	1	Write	ncb3_port81_w (// ---> large writes.)

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
0x0000-0x1FFFF	131072	cbt1grk.bin	BAD_DUMP CRC(c6fdebc7)

Memory Area:gfx2

Address Range	Length	Label/Location	Description
0x0000-0x7FFF	32768	rbt1grb.bin	CRC(ed635dd7)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x0000-0xFFFF	65536	27c512.bin	CRC(c42533cd)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x01FF	512	82s147.u2	CRC(5c8f2b8f) (Fluke: A7E8)