Top Gunner 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.

Top Gunner (bootleg, 1986)

Memory Area:master_map

Address Range	Length	Function	Description
0x0000-0x0003	4	RAM, Shared	videoctrl (// scroll + other things)
0x0004	1	Write	jackal_flipscreen_w
0x0010	1	Read Port	DSW1
0x0011	1	Read Port	IN1
0x0012	1	Read Port	IN2
0x0013	1	Read Port	IN0
0x0014-0x0015	2	Read	jackalr_rotary_r
0x0018	1	Read Port	DSW2
0x0019	1	Device Write	watchdog, watchdog_timer_device, reset_w
0x001C	1	Write	jackal_rambank_w
0x0020-0x005F	64	Read/Write	jackal_zram_r, jackal_zram_w (// MAIN Z RAM,SUB Z RAM)
0x0060-0x1FFF	8096	RAM, Shared	share1 (// M COMMON RAM,S COMMON RAM)
0x2000-0x2FFF	4096	Read/Write	jackal_voram_r, jackal_voram_w (// MAIN V O RAM,SUB V O RAM)
0x3000-0x3FFF	4096	Read/Write	jackal_spriteram_r, jackal_spriteram_w (// MAIN V O RAM,SUB V O RAM)
0x4000-0xBFFF	32768	ROM Bank	bank1
0xC000-0xFFFF	16384	ROM

Memory Area:slave_map

Address Range	Length	Function	Description
0x2000-0x2001	2	Device Read/Write	ymsnd, ym2151_device, read, write
0x4000-0x43FF	1024	RAM Device Write, Shared	palette, palette_device, write_indirect, palette (// self test only checks 0x4000-0x423f, 007327 should actually go up to 4fff)
0x6000-0x605F	96	RAM	(// SOUND RAM (Self test check 0x6000-605f, 0x7c00-0x7fff))
0x6060-0x7FFF	8096	RAM, Shared	share1
0x8000-0xFFFF	32768	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:master

Address Range	Length	Label/Location	Description
0x4000-0xBFFF	32768	t-3.c5	CRC(7826ad38) (Fluke: BFBF)
0xC000-0xFFFF	16384	t-2.c6	CRC(d53172e5) (Fluke: 5AE4)
0x14000-0x1BFFF	32768	t-4.c4	CRC(976c8431),== 2nd half of 631_q02.15d (Fluke: 0C12)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x00FF	256	631r08.bpr	CRC(7553a172) (Fluke: FD8B)
0x0100-0x01FF	256	631r09.bpr	CRC(a74dd86c) (Fluke: 7422)

Memory Area:slave

Address Range	Length	Label/Location	Description
0x8000-0xFFFF	32768	t-1.c14	CRC(54aa2d29),== 631_q01.11d (Fluke: 9783)