;***** Specify Device
.device AT90S4414

;***** I/O Register Definitions
.equ	SREG	=$3f
.equ	SPH	=$3e
.equ	SPL	=$3d
.equ	GIMSK	=$3b
.equ	GIFR	=$3a
.equ	TIMSK	=$39
.equ	TIFR	=$38
.equ	MCUCR	=$35
.equ	TCCR0	=$33
.equ	TCNT0	=$32
.equ	TCCR1A	=$2f
.equ	TCCR1B	=$2e
.equ	TCNT1H	=$2d
.equ	TCNT1L	=$2c
.equ	OCR1AH	=$2b
.equ	OCR1AL	=$2a
.equ	OCR1BH	=$29
.equ	OCR1BL	=$28
.equ	ICR1H	=$25
.equ	ICR1L	=$24
.equ	WDTCR	=$21
.equ	EEAR	=$1e
.equ	EEARL	=$1e
.equ	EEDR	=$1d
.equ	EECR	=$1c
.equ	PORTA	=$1b
.equ	DDRA	=$1a
.equ	PINA	=$19
.equ	PORTB	=$18
.equ	DDRB	=$17
.equ	PINB	=$16
.equ	PORTC	=$15
.equ	DDRC	=$14
.equ	PINC	=$13
.equ	PORTD	=$12
.equ	DDRD	=$11
.equ	PIND	=$10
.equ	SPDR	=$0f
.equ	SPSR	=$0e
.equ	SPCR	=$0d
.equ	UDR	=$0c
.equ	USR	=$0b
.equ	UCR	=$0a
.equ	UBRR	=$09
.equ	ACSR	=$08


;***** Bit Definitions
.equ	INT1	=7
.equ	INT0	=6

.equ	INTF1	=7
.equ	INTF0	=6

.equ	TOIE1	=7
.equ	OCIE1A	=6
.equ	OCIE1B	=5
.equ	TICIE1	=3
.equ	TOIE0	=1

.equ	TOV1	=7
.equ	OCF1A	=6
.equ	OCF1B	=5
.equ	ICF1	=3
.equ	TOV0	=1


.equ	SRE	=7
.equ	SRW	=6
.equ	SE	=5
.equ	SM	=4
.equ	ISC11	=3
.equ	ISC10	=2
.equ	ISC01	=1
.equ	ISC00	=0

.equ	COM1A1	=7
.equ	COM1A0	=6
.equ	COM1B1	=5
.equ	COM1B0	=4
.equ	PWM11	=1
.equ	PWM10	=0

.equ	ICNC1	=7
.equ	ICES1	=6
.equ	CTC1	=3
.equ	CS12	=2
.equ	CS11	=1
.equ	CS10	=0

.equ	WDTOE	=4
.equ	WDE	=3
.equ	WDP2	=2
.equ	WDP1	=1
.equ	WDP0	=0

.equ	EEMWE	=2
.equ	EEWE	=1
.equ	EERE	=0

.equ	PA7	=7
.equ	PA6	=6
.equ	PA5	=5
.equ	PA4	=4
.equ	PA3	=3
.equ	PA2	=2
.equ	PA1	=1
.equ	PA0	=0

.equ	DDA7	=7
.equ	DDA6	=6
.equ	DDA5	=5
.equ	DDA4	=4
.equ	DDA3	=3
.equ	DDA2	=2
.equ	DDA1	=1
.equ	DDA0	=0

.equ	PINA7	=7
.equ	PINA6	=6
.equ	PINA5	=5
.equ	PINA4	=4
.equ	PINA3	=3
.equ	PINA2	=2
.equ	PINA1	=1
.equ	PINA0	=0

.equ	PB7	=7
.equ	PB6	=6
.equ	PB5	=5
.equ	PB4	=4
.equ	PB3	=3
.equ	PB2	=2
.equ	PB1	=1
.equ	PB0	=0

.equ	DDB7	=7
.equ	DDB6	=6
.equ	DDB5	=5
.equ	DDB4	=4
.equ	DDB3	=3
.equ	DDB2	=2
.equ	DDB1	=1
.equ	DDB0	=0

.equ	PINB7	=7
.equ	PINB6	=6
.equ	PINB5	=5
.equ	PINB4	=4
.equ	PINB3	=3
.equ	PINB2	=2
.equ	PINB1	=1
.equ	PINB0	=0

.equ	PC7	=7
.equ	PC6	=6
.equ	PC5	=5
.equ	PC4	=4
.equ	PC3	=3
.equ	PC2	=2
.equ	PC1	=1
.equ	PC0	=0

.equ	DDC7	=7
.equ	DDC6	=6
.equ	DDC5	=5
.equ	DDC4	=4
.equ	DDC3	=3
.equ	DDC2	=2
.equ	DDC1	=1
.equ	DDC0	=0

.equ	PINC7	=7
.equ	PINC6	=6
.equ	PINC5	=5
.equ	PINC4	=4
.equ	PINC3	=3
.equ	PINC2	=2
.equ	PINC1	=1
.equ	PINC0	=0

.equ	PD7	=7
.equ	PD6	=6
.equ	PD5	=5
.equ	PD4	=4
.equ	PD3	=3
.equ	PD2	=2
.equ	PD1	=1
.equ	PD0	=0

.equ	DDD7	=7
.equ	DDD6	=6
.equ	DDD5	=5
.equ	DDD4	=4
.equ	DDD3	=3
.equ	DDD2	=2
.equ	DDD1	=1
.equ	DDD0	=0

.equ	PIND7	=7
.equ	PIND6	=6
.equ	PIND5	=5
.equ	PIND4	=4
.equ	PIND3	=3
.equ	PIND2	=2
.equ	PIND1	=1
.equ	PIND0	=0

.equ	RXC	=7
.equ	TXC	=6
.equ	UDRE	=5
.equ	FE	=4
.equ	OR	=3

.equ	SPIE	=7
.equ	SPE	=6
.equ	DORD	=5
.equ	MSTR	=4
.equ	CPOL	=3
.equ	CPHA	=2
.equ	SPR1	=1
.equ	SPR0	=0

.equ	SPIF	=7
.equ	WCOL	=6

.equ	RXCIE	=7
.equ	TXCIE	=6
.equ	UDRIE	=5
.equ	RXEN	=4
.equ	TXEN	=3
.equ	CHR9	=2
.equ	RXB8	=1
.equ	TXB8	=0

.equ	ACD	=7
.equ	ACO	=5
.equ	ACI	=4
.equ	ACIE	=3
.equ	ACIC	=2
.equ	ACIS1	=1
.equ	ACIS0	=0

.def	XL	=r26
.def	XH	=r27
.def	YL	=r28
.def	YH	=r29
.def	ZL	=r30
.def	ZH	=r31

.equ 	RAMEND =$15F	;Last On-Chip SRAM Location

.equ	INT0addr=$001	;External Interrupt0 Vector Address
.equ	INT1addr=$002	;External Interrupt1 Vector Address
.equ	ICP1addr=$003	;Input Capture1 Interrupt Vector Address
.equ	OC1Aaddr=$004	;Output Compare1A Interrupt Vector Address
.equ	OC1Baddr=$005	;Output Compare1B Interrupt Vector Address
.equ	OVF1addr=$006	;Overflow1 Interrupt Vector Address
.equ	OVF0addr=$007	;Overflow0 Interrupt Vector Address
.equ	SPIaddr =$008	;SPI Interrupt Vector Address
.equ	URXCaddr=$009	;UART Receive Complete Interrupt Vector Address
.equ	UDREaddr=$00a	;UART Data Register Empty Interrupt Vector Address
.equ	UTXCaddr=$00b	;UART Transmit Complete Interrupt Vector Address
.equ	ACIaddr =$00c	;Analog Comparator Interrupt Vector Address