Detana!! Twin Bee 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.

Detana!! Twin Bee (Konami, 1991)

Memory Area:blswhstl_main_map

Address Range	Length	Function	Description
0x0000-0x7FFFF	524288	ROM
0x180000-0x183FFF	16384	Device Read/Write	k052109, k052109_device, word_r, word_w
0x204000-0x207FFF	16384	RAM	(/* main RAM */)
0x300000-0x303FFF	16384	Read/Write, Shared	k053245_scattered_word_r, k053245_scattered_word_w, spriteram
0x400000-0x400FFF	4096	RAM Device Write, Shared	palette, palette_device, write, palette
0x500000-0x50003F	64	Device Read/Write	k054000, k054000_device, lsb_r, lsb_w
0x680000-0x68001F	32	Read/Write	k053244_word_noA1_r, k053244_word_noA1_w
0x700000-0x700001	2	Read Port	P1
0x700002-0x700003	2	Read Port	P2
0x700004-0x700005	2	Read	blswhstl_coin_r
0x700006-0x700007	2	Read Port	EEPROM
0x700200-0x700201	2	Write	blswhstl_eeprom_w
0x700300-0x700301	2	Write	blswhstl_700300_w
0x700400-0x700401	2	Device Read/Write	watchdog, watchdog_timer_device, reset16_r, reset16_w
0x780600-0x780603	4	Device Read/Write 8-bit	k053260, k053260_device, main_read, main_write, 0x00ff
0x780604-0x780605	2	Write	ssriders_soundkludge_w
0x780700-0x78071F	32	Device Write	k053251, k053251_device, lsb_w

Memory Area:ssriders_audio_map

Address Range	Length	Function	Description
0x0000-0xEFFF	61440	ROM
0xF000-0xF7FF	2048	RAM
0xF800-0xF801	2	Device Read/Write	ymsnd, ym2151_device, read, write
0xFA00-0xFA2F	48	Device Read/Write	k053260, k053260_device, read, write
0xFC00	1	Write	sound_arm_nmi_w

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
0x0000-0xFFFF	65536	060j01.f3	CRC(f9d9a673) (Fluke: D53D)

Memory Area:eeprom

Address Range	Length	Label/Location	Description
0x0000-0x007F	128	blswhstl.nv	CRC(87434e3f)

Memory Area:k053260

Address Range	Length	Label/Location	Description
0x0000-0xFFFFF	1048576	060e04.d1	CRC(c680395d) (Fluke: EB41)