[MAME]

Atari Sky Diver

	Memory Map:
	0000-00FF    R/W    PAGE ZERO RAM
	0010         R/W    H POS PLANE 1
	0011         R/W    H POS PLANE 2
	0012         R/W    H POS MAN 1
	0013         R/W    H POS MAN 2
	0014         R/W    RANGE LOAD
	0015         R/W    NOTE LOAD
	0016         R/W    NAM LD
	0017         R/W    UNUSED
	0018         R/W    V POS PLANE 1
	0019         R/W    PICTURE PLANE 1
	001A         R/W    V POS PLANE 2
	001B         R/W    PICTURE PLANE 2
	001C         R/W    V POS MAN 1
	001D         R/W    PICTURE MAN 1
	001E         R/W    V POS MAN 2
	001F         R/W    PICTURE MAN 2
	0400-077F    R/W    PLAYFIELD
	0780-07FF    R/W    MAPS TO 0000-D0
	0800-0801     W     S LAMP
	0802-0803     W     K LAMP
	0804-0805     W     START LITE 1
	0806-0807     W     START LITE 2
	0808-0809     W     Y LAMP
	080A-080B     W     D LAMP
	080C-080D     W     SOUND ENABLE
	1000-1001     W     JUMP LITE 1
	1002-1003     W     COIN LOCK OUT
	1006-1007     W     JUMP LITE 2
	1008-1009     W     WHISTLE 1
	100A-100B     W     WHISTLE 2
	100C-100D     W     NMION
	100E-100F     W     WIDTH
	1800          R     D6=LEFT 1, D7=RIGHT 1
	1801          R     D6=LEFT 2, D7=RIGHT 2
	1802          R     D6=JUMP 1, D7=CHUTE 1
	1803          R     D6=JUMP 2, D7=CHUTE 2
	1804          R     D6=(D) OPT SW: NEXT TEST, D7=(F) OPT SW
	1805          R     D6=(E) OPT SW, D7= (H) OPT SW: DIAGNOSTICS
	1806          R     D6=START 1, D7=COIN 1
	1807          R     D6=START 2, D7=COIN 2
	1808          R     D6=MISSES 2, D7=MISSES 1
	1809          R     D6=COIN 2, D7=COIN1
	180A          R     D6=HARD/EASY, D7=EXTENDED PLAY
	180B          R     D6=LANGUAGE 2, D7=LANGUAGE 1
	1810          R     D6=TEST, D7=!VBLANK
	1811          R     D6=!SLAM, D7=UNUSED
	2000          W     TIMER RESET
	2002-2003     W     I LAMP
	2004-2005     W     V LAMP
	2006-2007     W     E LAMP
	2008-2009     W     R LAMP
	200A-200B     W     OCT 1
	200C-200D     W     OCT 2
	200E-200F     W     NOISE RESET
	2800-2FFF     R     ROM 0
	3000-37FF     R     ROM 1
	3800-3FFF     R     ROM 2A
	7800-7FFF     R     ROM 2B

	If you have any questions about how this driver works, don't hesitate to
	ask.  - Mike Balfour (mab22@po.cwru.edu)

	Notes:

	The NMI interrupts are only used to read the coin switches.

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