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- ;***** I/O Register Definitions
- SREG EQU $3f
- GIMSK EQU $3b
- TIMSK EQU $39
- TIFR EQU $38
- MCUCR EQU $35
- TCCR0 EQU $33
- TCNT0 EQU $32
- WDTCR EQU $21
- EEAR EQU $1e
- EEDR EQU $1d
- EECR EQU $1c
- PORTB EQU $18
- DDRB EQU $17
- PINB EQU $16
- PORTD EQU $12
- DDRD EQU $11
- PIND EQU $10
- ACSR EQU $08
-
- ;***** Bit Definitions
-
- INT0 EQU 6
-
- TOIE0 EQU 1
-
- TOV0 EQU 1
-
- SE EQU 5
- SM EQU 4
- ISC01 EQU 1
- ISC00 EQU 0
-
- CS02 EQU 2
- CS01 EQU 1
- CS00 EQU 0
-
- WDE EQU 3
- WDP2 EQU 2
- WDP1 EQU 1
- WDP0 EQU 0
-
- EEWE EQU 1
- EERE EQU 0
-
- PB7 EQU 7
- PB6 EQU 6
- PB5 EQU 5
- PB4 EQU 4
- PB3 EQU 3
- PB2 EQU 2
- PB1 EQU 1
- PB0 EQU 0
-
- DDB7 EQU 7
- DDB6 EQU 6
- DDB5 EQU 5
- DDB4 EQU 4
- DDB3 EQU 3
- DDB2 EQU 2
- DDB1 EQU 1
- DDB0 EQU 0
-
- PINB7 EQU 7
- PINB6 EQU 6
- PINB5 EQU 5
- PINB4 EQU 4
- PINB3 EQU 3
- PINB2 EQU 2
- PINB1 EQU 1
- PINB0 EQU 0
-
- PD6 EQU 6
- PD5 EQU 5
- PD4 EQU 4
- PD3 EQU 3
- PD2 EQU 2
- PD1 EQU 1
- PD0 EQU 0
-
- DDD6 EQU 6
- DDD5 EQU 5
- DDD4 EQU 4
- DDD3 EQU 3
- DDD2 EQU 2
- DDD1 EQU 1
- DDD0 EQU 0
-
- PIND6 EQU 6
- PIND5 EQU 5
- PIND4 EQU 4
- PIND3 EQU 3
- PIND2 EQU 2
- PIND1 EQU 1
- PIND0 EQU 0
-
- ACD EQU 7
- ACO EQU 5
- ACI EQU 4
- ACIE EQU 3
- ACIS1 EQU 1
- ACIS0 EQU 0
-
- XRAMEND EQU $0
- E2END EQU $3F
- FLASHEND EQU $1FF
-
- INT0addr EQU $001 ;External Interrupt0 Vector Address
- OVF0addr EQU $002 ;Overflow0 Interrupt Vector Address
- ACIaddr EQU $003 ;Analog Comparator Interrupt Vector Address
-
- ZL DEF r30
-