PR#3
PREFIX /A2OSX.BUILD
NEW
INC 1
AUTO 6
				.LIST OFF
*--------------------------------------
* Software Switches
*--------------------------------------
KBD				.EQ $C000				R
CLR80STORE		.EQ $C000				W
SET80STORE		.EQ $C001				W
CLRREADAUX		.EQ $C002				W
SETREADAUX		.EQ $C003				W
CLRWRITEAUX		.EQ $C004				W
SETWRITEAUX		.EQ $C005				W
*CLRCXROM		.EQ $C006				W
*SETCXROM		.EQ $C007				W
CLRALTZP		.EQ $C008				W
SETALTZP		.EQ $C009				W
*CLRC3ROM		.EQ $C00A				W
*SETC3ROM		.EQ $C00B				W
CLR80DISP		.EQ $C00C				W
SET80DISP		.EQ $C00D				W
CLRALTCHAR		.EQ $C00E				W
SETALTCHAR		.EQ $C00F				W
KBDSTROBE		.EQ	$C010				W
RDLCBNK2		.EQ $C011				R
RDLCRAM			.EQ $C012				R
RDREADAUX		.EQ $C013				R
RDWRITEAUX		.EQ $C014				R
*RDCXROM		.EQ $C015				R
RDALTZP			.EQ $C016				R
*RDC3ROM		.EQ $C017				R
RD80STORE		.EQ $C018				R
VBL				.EQ	$C019				R
RDTEXT			.EQ	$C01A				R
RDMIXED			.EQ	$C01B				R
RDPAGE2			.EQ	$C01C				R
RDHIRES			.EQ	$C01D				R
RDALTCHAR		.EQ $C01E				R
RD80DISP		.EQ $C01F				R
*TAPEOUT		.EQ $C020				W
SPEAKER 		.EQ $C030 				W, toggle speaker diaphragm 
*STROBE			.EQ $C040 				R, generate .5 uS low pulse @ Game pin 5 

*EMUBYTE			.EQ	$C04F				WRR, Write once then Read EMUL, Read Version

CLRTEXT			.EQ $C050				W
SETTEXT			.EQ $C051				W
CLRMIXED		.EQ $C052				W
SETMIXED		.EQ $C053				W
CLRPAGE2		.EQ $C054				W
SETPAGE2		.EQ $C055				W
CLRHIRES		.EQ $C056				W
SETHIRES		.EQ $C057				W

*SETAN0			.EQ $C058 				W, Set annunciator-0 output to 0 
*CLRAN0			.EQ $C059 				W, Set annunciator-0 output to 1 
*SETAN1			.EQ $C05A 				W, Set annunciator-1 output to 0 
*CLRAN1			.EQ $C05B 				W, Set annunciator-1 output to 1
*SETAN2			.EQ $C05C 				W, Set annunciator-2 output to 0 
CLRAN2			.EQ $C05D 				W, Set annunciator-2 output to 1 
*SETAN3			.EQ $C05E 				W, Set annunciator-3 output to 0 
*CLRAN3			.EQ $C05F 				W, Set annunciator-3 output to 1 

*ENBVBLIIC		.EQ $C05B				W, Enable VBL switch (IIc)
SETDHIRES		.EQ $C05E 				W, if IOUDIS Set, turn on double-hires 
CLRDHIRES		.EQ $C05F 				W, if IOUDIS Set, turn off double-hires 

*TAPEIN			.EQ $C060				R

OPENAPPLE		.EQ $C061				R	
SOLIDAPPLE		.EQ $C062				R
*PB2			.EQ $C063				R

*PADDLE0		.EQ	$C064 				R, bit 7 = status of pdl-0 timer
*PADDLE1		.EQ	$C065 				R, bit 7 = status of pdl-1 timer
*PADDLE2		.EQ	$C066 				R, bit 7 = status of pdl-2 timer
*PADDLE3		.EQ	$C067 				R, bit 7 = status of pdl-3 timer
*PDLTRIG 		.EQ $C070 				W, trigger paddles

SETIOUDIS		.EQ $C07E 				W, enable DHIRES & disable $C058-5F
RDIOUDIS		.EQ $C07E 				R, bit 7 = IOUDIS status
CLRIOUDIS		.EQ $C07F				W, disable DHIRES & enable $C058-5F
*--------------------------------------
*RRAMBNK2		.EQ $C080				R
*RROMWRAMBNK2	.EQ $C081				RR
RROMBNK2		.EQ $C082				R
RRAMWRAMBNK2	.EQ $C083				RR
*RRAMBNK1		.EQ $C088				R
*RROMWRAMBNK1	.EQ $C089				RR
RROMBNK1		.EQ $C08A				R
RRAMWRAMBNK1	.EQ $C08B				RR
*--------------------------------------
*CLRC8ROM		.EQ $CFFF				R, Release C800-CFFF Rom Space for all cards
MAN
SAVE /A2OSX.BUILD/INC/IO.I