Module avrd::atmega2560

The module containing the values for the 'atmega2560' microcontroller The AVR ATmega2560 microcontroller

Variants

	Pinout	Mcu age	Operating temperature	Operating voltage	Max speed
ATmega2560V-8AU	TQFP100	TQFP100	-40°C - 85°C	1.8V - 5.5V	8 MHz
ATmega2560V-8CU	CBGA100	CBGA100	-40°C - 85°C	1.8V - 5.5V	8 MHz
ATmega2560-16AU	TQFP100	TQFP100	-40°C - 85°C	4.5V - 5.5V	16 MHz
ATmega2560-16CU	CBGA100	CBGA100	-40°C - 85°C	4.5V - 5.5V	16 MHz

Modules

adc_mux_diff6	ADC_MUX_DIFF6 value group
analog_adc_auto_trigger	ANALOG_ADC_AUTO_TRIGGER value group
analog_adc_prescaler	ANALOG_ADC_PRESCALER value group
analog_adc_v_ref6	ANALOG_ADC_V_REF6 value group
analog_comp_interrupt	ANALOG_COMP_INTERRUPT value group
clk_sel_3bit	CLK_SEL_3BIT value group
clk_sel_3bit_ext	CLK_SEL_3BIT_EXT value group
comm_sck_rate_3bit	COMM_SCK_RATE_3BIT value group
comm_stop_bit_sel	COMM_STOP_BIT_SEL value group
comm_twi_presacle	COMM_TWI_PRESACLE value group
comm_upm_parity_mode	COMM_UPM_PARITY_MODE value group
comm_usart_mode_2bit	COMM_USART_MODE_2BIT value group
cpu_clk_prescale_4_bits_small	CPU_CLK_PRESCALE_4_BITS_SMALL value group
cpu_sector_limits2	CPU_SECTOR_LIMITS2 value group
cpu_sleep_mode_3bits	CPU_SLEEP_MODE_3BITS value group
cpu_wait_states	CPU_WAIT_STATES value group
eep_mode	EEP_MODE value group
enum_blb	ENUM_BLB value group
enum_blb2	ENUM_BLB2 value group
enum_bodlevel	ENUM_BODLEVEL value group
enum_bootsz	ENUM_BOOTSZ value group
enum_lb	ENUM_LB value group
enum_sut_cksel	ENUM_SUT_CKSEL value group
interrupt_sense_control	Interrupt Sense Control
osccal_value_addresses	Oscillator Calibration Values
wdog_timer_prescale_4bits	WDOG_TIMER_PRESCALE_4BITS value group

Constants

ACBG	Bitfield on register ACSR
ACD	Bitfield on register ACSR
ACI	Bitfield on register ACSR
ACIC	Bitfield on register ACSR
ACIE	Bitfield on register ACSR
ACIS	Bitfield on register ACSR
ACME	Bitfield on register ADCSRB
ACO	Bitfield on register ACSR
ACSR	Analog Comparator Control And Status Register.
ADATE	Bitfield on register ADCSRA
ADC	ADC Data Register Bytes.
ADC0D	Bitfield on register DIDR0
ADC1D	Bitfield on register DIDR0
ADC2D	Bitfield on register DIDR0
ADC3D	Bitfield on register DIDR0
ADC4D	Bitfield on register DIDR0
ADC5D	Bitfield on register DIDR0
ADC6D	Bitfield on register DIDR0
ADC7D	Bitfield on register DIDR0
ADC8D	Bitfield on register DIDR2
ADC9D	Bitfield on register DIDR2
ADC10D	Bitfield on register DIDR2
ADC11D	Bitfield on register DIDR2
ADC12D	Bitfield on register DIDR2
ADC13D	Bitfield on register DIDR2
ADC14D	Bitfield on register DIDR2
ADC15D	Bitfield on register DIDR2
ADCH	ADC Data Register Bytes high byte.
ADCL	ADC Data Register Bytes low byte.
ADCSRA	The ADC Control and Status register A.
ADCSRB	The ADC Control and Status register B.
ADEN	Bitfield on register ADCSRA
ADIE	Bitfield on register ADCSRA
ADIF	Bitfield on register ADCSRA
ADLAR	Bitfield on register ADMUX
ADMUX	The ADC multiplexer Selection Register.
ADPS	Bitfield on register ADCSRA
ADSC	Bitfield on register ADCSRA
ADTS	Bitfield on register ADCSRB
AIN0D	Bitfield on register DIDR1
AIN1D	Bitfield on register DIDR1
AS2	Bitfield on register ASSR
ASSR	Asynchronous Status Register.
BLB0	Bitfield on register LOCKBIT
BLB1	Bitfield on register LOCKBIT
BLBSET	Bitfield on register SPMCSR
BODLEVEL	Bitfield on register EXTENDED
BOOTRST	Bitfield on register HIGH
BOOTSZ	Bitfield on register HIGH
BORF	Bitfield on register MCUSR
C	Bitfield on register SREG
CKDIV8	Bitfield on register LOW
CKOUT	Bitfield on register LOW
CLKPCE	Bitfield on register CLKPR
CLKPR	CLKPR register
CLKPS	Bitfield on register CLKPR
COM0A	Bitfield on register TCCR0A
COM0B	Bitfield on register TCCR0A
COM1A	Bitfield on register TCCR1A
COM1B	Bitfield on register TCCR1A
COM1C	Bitfield on register TCCR1A
COM2A	Bitfield on register TCCR2A
COM2B	Bitfield on register TCCR2A
COM3A	Bitfield on register TCCR3A
COM3B	Bitfield on register TCCR3A
COM3C	Bitfield on register TCCR3A
COM4A	Bitfield on register TCCR4A
COM4B	Bitfield on register TCCR4A
COM4C	Bitfield on register TCCR4A
COM5A	Bitfield on register TCCR5A
COM5B	Bitfield on register TCCR5A
COM5C	Bitfield on register TCCR5A
CPHA	Bitfield on register SPCR
CPOL	Bitfield on register SPCR
CS0	Bitfield on register TCCR0B
CS1	Bitfield on register TCCR1B
CS2	Bitfield on register TCCR2B
CS3	Bitfield on register TCCR3B
CS4	Bitfield on register TCCR4B
CS5	Bitfield on register TCCR5B
DDRA	Port A Data Direction Register.
DDRB	Port B Data Direction Register.
DDRC	Port C Data Direction Register.
DDRD	Port D Data Direction Register.
DDRE	Data Direction Register, Port E.
DDRF	Data Direction Register, Port F.
DDRG	Data Direction Register, Port G.
DDRH	PORT H Data Direction Register.
DDRJ	PORT J Data Direction Register.
DDRK	PORT K Data Direction Register.
DDRL	PORT L Data Direction Register.
DIDR0	Digital Input Disable Register.
DIDR1	Digital Input Disable Register 1.
DIDR2	Digital Input Disable Register.
DOR0	Bitfield on register UCSR0A
DOR1	Bitfield on register UCSR1A
DOR2	Bitfield on register UCSR2A
DOR3	Bitfield on register UCSR3A
DORD	Bitfield on register SPCR
EEAR	EEPROM Address Register Low Bytes.
EEARH	EEPROM Address Register Low Bytes high byte.
EEARL	EEPROM Address Register Low Bytes low byte.
EECR	EEPROM Control Register.
EEDR	EEPROM Data Register.
EEMPE	Bitfield on register EECR
EEPE	Bitfield on register EECR
EEPM	Bitfield on register EECR
EERE	Bitfield on register EECR
EERIE	Bitfield on register EECR
EESAVE	Bitfield on register HIGH
EICRA	External Interrupt Control Register A.
EICRB	External Interrupt Control Register B.
EIFR	External Interrupt Flag Register.
EIMSK	External Interrupt Mask Register.
EIND	Extended Indirect Register.
EXCLK	Bitfield on register ASSR
EXTENDED	EXTENDED register
EXTRF	Bitfield on register MCUSR
FE0	Bitfield on register UCSR0A
FE1	Bitfield on register UCSR1A
FE2	Bitfield on register UCSR2A
FE3	Bitfield on register UCSR3A
FOC0A	Bitfield on register TCCR0B
FOC0B	Bitfield on register TCCR0B
FOC1A	Bitfield on register TCCR1C
FOC1B	Bitfield on register TCCR1C
FOC1C	Bitfield on register TCCR1C
FOC2A	Bitfield on register TCCR2B
FOC2B	Bitfield on register TCCR2B
FOC3A	Bitfield on register TCCR3C
FOC3B	Bitfield on register TCCR3C
FOC3C	Bitfield on register TCCR3C
FOC4A	Bitfield on register TCCR4C
FOC4B	Bitfield on register TCCR4C
FOC4C	Bitfield on register TCCR4C
FOC5A	Bitfield on register TCCR5C
FOC5B	Bitfield on register TCCR5C
FOC5C	Bitfield on register TCCR5C
GPIOR0	General Purpose IO Register 0.
GPIOR00	Bitfield on register GPIOR0
GPIOR01	Bitfield on register GPIOR0
GPIOR1	General Purpose IO Register 1.
GPIOR02	Bitfield on register GPIOR0
GPIOR2	General Purpose IO Register 2.
GPIOR03	Bitfield on register GPIOR0
GPIOR04	Bitfield on register GPIOR0
GPIOR05	Bitfield on register GPIOR0
GPIOR06	Bitfield on register GPIOR0
GPIOR07	Bitfield on register GPIOR0
GTCCR	General Timer Counter Control register.
H	Bitfield on register SREG
HIGH	HIGH register
I	Bitfield on register SREG
ICES1	Bitfield on register TCCR1B
ICES3	Bitfield on register TCCR3B
ICES4	Bitfield on register TCCR4B
ICES5	Bitfield on register TCCR5B
ICF1	Bitfield on register TIFR1
ICF3	Bitfield on register TIFR3
ICF4	Bitfield on register TIFR4
ICF5	Bitfield on register TIFR5
ICIE1	Bitfield on register TIMSK1
ICIE3	Bitfield on register TIMSK3
ICIE4	Bitfield on register TIMSK4
ICIE5	Bitfield on register TIMSK5
ICNC1	Bitfield on register TCCR1B
ICNC3	Bitfield on register TCCR3B
ICNC4	Bitfield on register TCCR4B
ICNC5	Bitfield on register TCCR5B
ICR1	Timer/Counter1 Input Capture Register Bytes.
ICR1H	Timer/Counter1 Input Capture Register Bytes high byte.
ICR1L	Timer/Counter1 Input Capture Register Bytes low byte.
ICR3	Timer/Counter3 Input Capture Register Bytes.
ICR3H	Timer/Counter3 Input Capture Register Bytes high byte.
ICR3L	Timer/Counter3 Input Capture Register Bytes low byte.
ICR4	Timer/Counter4 Input Capture Register Bytes.
ICR4H	Timer/Counter4 Input Capture Register Bytes high byte.
ICR4L	Timer/Counter4 Input Capture Register Bytes low byte.
ICR5	Timer/Counter5 Input Capture Register Bytes.
ICR5H	Timer/Counter5 Input Capture Register Bytes high byte.
ICR5L	Timer/Counter5 Input Capture Register Bytes low byte.
ISC0	Bitfield on register EICRA
ISC1	Bitfield on register EICRA
ISC2	Bitfield on register EICRA
ISC3	Bitfield on register EICRA
ISC4	Bitfield on register EICRB
ISC5	Bitfield on register EICRB
ISC6	Bitfield on register EICRB
ISC7	Bitfield on register EICRB
IVCE	Bitfield on register MCUCR
IVSEL	Bitfield on register MCUCR
JTAGEN	Bitfield on register HIGH
JTD	Bitfield on register MCUCR
JTRF	Bitfield on register MCUSR
LB	Bitfield on register LOCKBIT
LOCKBIT	LOCKBIT register
LOW	LOW register
MCUCR	MCU Control Register.
MCUSR	MCU Status Register.
MPCM0	Bitfield on register UCSR0A
MPCM1	Bitfield on register UCSR1A
MPCM2	Bitfield on register UCSR2A
MPCM3	Bitfield on register UCSR3A
MSTR	Bitfield on register SPCR
MUX	Bitfield on register ADMUX
MUX5	Bitfield on register ADCSRB
N	Bitfield on register SREG
OCDEN	Bitfield on register HIGH
OCDR	On-Chip Debug Related Register in I/O Memory.
OCF0A	Bitfield on register TIFR0
OCF0B	Bitfield on register TIFR0
OCF1A	Bitfield on register TIFR1
OCF1B	Bitfield on register TIFR1
OCF1C	Bitfield on register TIFR1
OCF2A	Bitfield on register TIFR2
OCF2B	Bitfield on register TIFR2
OCF3A	Bitfield on register TIFR3
OCF3B	Bitfield on register TIFR3
OCF3C	Bitfield on register TIFR3
OCF4A	Bitfield on register TIFR4
OCF4B	Bitfield on register TIFR4
OCF4C	Bitfield on register TIFR4
OCF5A	Bitfield on register TIFR5
OCF5B	Bitfield on register TIFR5
OCF5C	Bitfield on register TIFR5
OCIE0A	Bitfield on register TIMSK0
OCIE0B	Bitfield on register TIMSK0
OCIE1A	Bitfield on register TIMSK1
OCIE1B	Bitfield on register TIMSK1
OCIE1C	Bitfield on register TIMSK1
OCIE2A	Bitfield on register TIMSK2
OCIE2B	Bitfield on register TIMSK2
OCIE3A	Bitfield on register TIMSK3
OCIE3B	Bitfield on register TIMSK3
OCIE3C	Bitfield on register TIMSK3
OCIE4A	Bitfield on register TIMSK4
OCIE4B	Bitfield on register TIMSK4
OCIE4C	Bitfield on register TIMSK4
OCIE5A	Bitfield on register TIMSK5
OCIE5B	Bitfield on register TIMSK5
OCIE5C	Bitfield on register TIMSK5
OCR0A	Timer/Counter0 Output Compare Register.
OCR0B	Timer/Counter0 Output Compare Register.
OCR1A	Timer/Counter1 Output Compare Register A Bytes.
OCR1AH	Timer/Counter1 Output Compare Register A Bytes high byte.
OCR1AL	Timer/Counter1 Output Compare Register A Bytes low byte.
OCR1B	Timer/Counter1 Output Compare Register B Bytes.
OCR1BH	Timer/Counter1 Output Compare Register B Bytes high byte.
OCR1BL	Timer/Counter1 Output Compare Register B Bytes low byte.
OCR1C	Timer/Counter1 Output Compare Register C Bytes.
OCR1CH	Timer/Counter1 Output Compare Register C Bytes high byte.
OCR1CL	Timer/Counter1 Output Compare Register C Bytes low byte.
OCR2A	Timer/Counter2 Output Compare Register A.
OCR2AUB	Bitfield on register ASSR
OCR2B	Timer/Counter2 Output Compare Register B.
OCR2BUB	Bitfield on register ASSR
OCR3A	Timer/Counter3 Output Compare Register A Bytes.
OCR3AH	Timer/Counter3 Output Compare Register A Bytes high byte.
OCR3AL	Timer/Counter3 Output Compare Register A Bytes low byte.
OCR3B	Timer/Counter3 Output Compare Register B Bytes.
OCR3BH	Timer/Counter3 Output Compare Register B Bytes high byte.
OCR3BL	Timer/Counter3 Output Compare Register B Bytes low byte.
OCR3C	Timer/Counter3 Output Compare Register B Bytes.
OCR3CH	Timer/Counter3 Output Compare Register B Bytes high byte.
OCR3CL	Timer/Counter3 Output Compare Register B Bytes low byte.
OCR4A	Timer/Counter4 Output Compare Register A Bytes.
OCR4AH	Timer/Counter4 Output Compare Register A Bytes high byte.
OCR4AL	Timer/Counter4 Output Compare Register A Bytes low byte.
OCR4B	Timer/Counter4 Output Compare Register B Bytes.
OCR4BH	Timer/Counter4 Output Compare Register B Bytes high byte.
OCR4BL	Timer/Counter4 Output Compare Register B Bytes low byte.
OCR4C	Timer/Counter4 Output Compare Register B Bytes.
OCR4CH	Timer/Counter4 Output Compare Register B Bytes high byte.
OCR4CL	Timer/Counter4 Output Compare Register B Bytes low byte.
OCR5A	Timer/Counter5 Output Compare Register A Bytes.
OCR5AH	Timer/Counter5 Output Compare Register A Bytes high byte.
OCR5AL	Timer/Counter5 Output Compare Register A Bytes low byte.
OCR5B	Timer/Counter5 Output Compare Register B Bytes.
OCR5BH	Timer/Counter5 Output Compare Register B Bytes high byte.
OCR5BL	Timer/Counter5 Output Compare Register B Bytes low byte.
OCR5C	Timer/Counter5 Output Compare Register B Bytes.
OCR5CH	Timer/Counter5 Output Compare Register B Bytes high byte.
OCR5CL	Timer/Counter5 Output Compare Register B Bytes low byte.
OSCCAL	Oscillator Calibration Value.
PCICR	Pin Change Interrupt Control Register.
PCIE	Bitfield on register PCICR
PCIF	Bitfield on register PCIFR
PCIFR	Pin Change Interrupt Flag Register.
PCMSK0	Pin Change Mask Register 0.
PCMSK1	Pin Change Mask Register 1.
PCMSK2	Pin Change Mask Register 2.
PGERS	Bitfield on register SPMCSR
PGWRT	Bitfield on register SPMCSR
PINA	Port A Input Pins.
PINB	Port B Input Pins.
PINC	Port C Input Pins.
PIND	Port D Input Pins.
PINE	Input Pins, Port E.
PINF	Input Pins, Port F.
PING	Input Pins, Port G.
PINH	PORT H Input Pins.
PINJ	PORT J Input Pins.
PINK	PORT K Input Pins.
PINL	PORT L Input Pins.
PORF	Bitfield on register MCUSR
PORTA	Port A Data Register.
PORTB	Port B Data Register.
PORTC	Port C Data Register.
PORTD	Port D Data Register.
PORTE	Data Register, Port E.
PORTF	Data Register, Port F.
PORTG	Data Register, Port G.
PORTH	PORT H Data Register.
PORTJ	PORT J Data Register.
PORTK	PORT K Data Register.
PORTL	PORT L Data Register.
PRADC	Bitfield on register PRR0
PRR0	Power Reduction Register0.
PRR1	Power Reduction Register1.
PRSPI	Bitfield on register PRR0
PRTIM0	Bitfield on register PRR0
PRTIM1	Bitfield on register PRR0
PRTIM2	Bitfield on register PRR0
PRTIM3	Bitfield on register PRR1
PRTIM4	Bitfield on register PRR1
PRTIM5	Bitfield on register PRR1
PRTWI	Bitfield on register PRR0
PRUSART0	Bitfield on register PRR0
PRUSART1	Bitfield on register PRR1
PRUSART2	Bitfield on register PRR1
PRUSART3	Bitfield on register PRR1
PSRASY	Bitfield on register GTCCR
PUD	Bitfield on register MCUCR
RAMPZ	RAM Page Z Select Register.
REFS	Bitfield on register ADMUX
RWWSB	Bitfield on register SPMCSR
RWWSRE	Bitfield on register SPMCSR
RXB80	Bitfield on register UCSR0B
RXB81	Bitfield on register UCSR1B
RXB82	Bitfield on register UCSR2B
RXB83	Bitfield on register UCSR3B
RXC0	Bitfield on register UCSR0A
RXC1	Bitfield on register UCSR1A
RXC2	Bitfield on register UCSR2A
RXC3	Bitfield on register UCSR3A
RXCIE0	Bitfield on register UCSR0B
RXCIE1	Bitfield on register UCSR1B
RXCIE2	Bitfield on register UCSR2B
RXCIE3	Bitfield on register UCSR3B
RXEN0	Bitfield on register UCSR0B
RXEN1	Bitfield on register UCSR1B
RXEN2	Bitfield on register UCSR2B
RXEN3	Bitfield on register UCSR3B
S	Bitfield on register SREG
SE	Bitfield on register SMCR
SIGRD	Bitfield on register SPMCSR
SM	Bitfield on register SMCR
SMCR	Sleep Mode Control Register.
SP	Stack Pointer.
SPCR	SPI Control Register.
SPDR	SPI Data Register.
SPE	Bitfield on register SPCR
SPH	Stack Pointer high byte.
SPI2X	Bitfield on register SPSR
SPIE	Bitfield on register SPCR
SPIEN	Bitfield on register HIGH
SPIF	Bitfield on register SPSR
SPL	Stack Pointer low byte.
SPMCSR	Store Program Memory Control Register.
SPMEN	Bitfield on register SPMCSR
SPMIE	Bitfield on register SPMCSR
SPR	Bitfield on register SPCR
SPSR	SPI Status Register.
SRE	Bitfield on register XMCRA
SREG	Status Register.
SRL	Bitfield on register XMCRA
SRW0	Bitfield on register XMCRA
SRW1	Bitfield on register XMCRA
SUT_CKSEL	Bitfield on register LOW
T	Bitfield on register SREG
TCCR0A	Timer/Counter Control Register A.
TCCR0B	Timer/Counter Control Register B.
TCCR1A	Timer/Counter1 Control Register A.
TCCR1B	Timer/Counter1 Control Register B.
TCCR1C	Timer/Counter 1 Control Register C.
TCCR2A	Timer/Counter2 Control Register A.
TCCR2B	Timer/Counter2 Control Register B.
TCCR3A	Timer/Counter3 Control Register A.
TCCR3B	Timer/Counter3 Control Register B.
TCCR3C	Timer/Counter 3 Control Register C.
TCCR4A	Timer/Counter4 Control Register A.
TCCR4B	Timer/Counter4 Control Register B.
TCCR4C	Timer/Counter 4 Control Register C.
TCCR5A	Timer/Counter5 Control Register A.
TCCR5B	Timer/Counter5 Control Register B.
TCCR5C	Timer/Counter 5 Control Register C.
TCN2UB	Bitfield on register ASSR
TCNT0	Timer/Counter0.
TCNT1	Timer/Counter1 Bytes.
TCNT1H	Timer/Counter1 Bytes high byte.
TCNT1L	Timer/Counter1 Bytes low byte.
TCNT2	Timer/Counter2.
TCNT3	Timer/Counter3 Bytes.
TCNT3H	Timer/Counter3 Bytes high byte.
TCNT3L	Timer/Counter3 Bytes low byte.
TCNT4	Timer/Counter4 Bytes.
TCNT4H	Timer/Counter4 Bytes high byte.
TCNT4L	Timer/Counter4 Bytes low byte.
TCNT5	Timer/Counter5 Bytes.
TCNT5H	Timer/Counter5 Bytes high byte.
TCNT5L	Timer/Counter5 Bytes low byte.
TCR2AUB	Bitfield on register ASSR
TCR2BUB	Bitfield on register ASSR
TIFR0	Timer/Counter0 Interrupt Flag register.
TIFR1	Timer/Counter1 Interrupt Flag register.
TIFR2	Timer/Counter Interrupt Flag Register.
TIFR3	Timer/Counter3 Interrupt Flag register.
TIFR4	Timer/Counter4 Interrupt Flag register.
TIFR5	Timer/Counter5 Interrupt Flag register.
TIMSK0	Timer/Counter0 Interrupt Mask Register.
TIMSK1	Timer/Counter1 Interrupt Mask Register.
TIMSK2	Timer/Counter Interrupt Mask register.
TIMSK3	Timer/Counter3 Interrupt Mask Register.
TIMSK4	Timer/Counter4 Interrupt Mask Register.
TIMSK5	Timer/Counter5 Interrupt Mask Register.
TOIE0	Bitfield on register TIMSK0
TOIE1	Bitfield on register TIMSK1
TOIE2	Bitfield on register TIMSK2
TOIE3	Bitfield on register TIMSK3
TOIE4	Bitfield on register TIMSK4
TOIE5	Bitfield on register TIMSK5
TOV0	Bitfield on register TIFR0
TOV1	Bitfield on register TIFR1
TOV2	Bitfield on register TIFR2
TOV3	Bitfield on register TIFR3
TOV4	Bitfield on register TIFR4
TOV5	Bitfield on register TIFR5
TSM	Bitfield on register GTCCR
TWA	Bitfield on register TWAR
TWAM	Bitfield on register TWAMR
TWAMR	TWI (Slave) Address Mask Register.
TWAR	TWI (Slave) Address register.
TWBR	TWI Bit Rate register.
TWCR	TWI Control Register.
TWDR	TWI Data register.
TWEA	Bitfield on register TWCR
TWEN	Bitfield on register TWCR
TWGCE	Bitfield on register TWAR
TWIE	Bitfield on register TWCR
TWINT	Bitfield on register TWCR
TWPS	Bitfield on register TWSR
TWS	Bitfield on register TWSR
TWSR	TWI Status Register.
TWSTA	Bitfield on register TWCR
TWSTO	Bitfield on register TWCR
TWWC	Bitfield on register TWCR
TXB80	Bitfield on register UCSR0B
TXB81	Bitfield on register UCSR1B
TXB82	Bitfield on register UCSR2B
TXB83	Bitfield on register UCSR3B
TXC0	Bitfield on register UCSR0A
TXC1	Bitfield on register UCSR1A
TXC2	Bitfield on register UCSR2A
TXC3	Bitfield on register UCSR3A
TXCIE0	Bitfield on register UCSR0B
TXCIE1	Bitfield on register UCSR1B
TXCIE2	Bitfield on register UCSR2B
TXCIE3	Bitfield on register UCSR3B
TXEN0	Bitfield on register UCSR0B
TXEN1	Bitfield on register UCSR1B
TXEN2	Bitfield on register UCSR2B
TXEN3	Bitfield on register UCSR3B
U2X0	Bitfield on register UCSR0A
U2X1	Bitfield on register UCSR1A
U2X2	Bitfield on register UCSR2A
U2X3	Bitfield on register UCSR3A
UBRR0	USART Baud Rate Register Bytes.
UBRR0H	USART Baud Rate Register Bytes high byte.
UBRR0L	USART Baud Rate Register Bytes low byte.
UBRR1	USART Baud Rate Register Bytes.
UBRR1H	USART Baud Rate Register Bytes high byte.
UBRR1L	USART Baud Rate Register Bytes low byte.
UBRR2	USART Baud Rate Register Bytes.
UBRR2H	USART Baud Rate Register Bytes high byte.
UBRR2L	USART Baud Rate Register Bytes low byte.
UBRR3	USART Baud Rate Register Bytes.
UBRR3H	USART Baud Rate Register Bytes high byte.
UBRR3L	USART Baud Rate Register Bytes low byte.
UCPOL0	Bitfield on register UCSR0C
UCPOL1	Bitfield on register UCSR1C
UCPOL2	Bitfield on register UCSR2C
UCPOL3	Bitfield on register UCSR3C
UCSR0A	USART Control and Status Register A.
UCSR0B	USART Control and Status Register B.
UCSR0C	USART Control and Status Register C.
UCSR1A	USART Control and Status Register A.
UCSR1B	USART Control and Status Register B.
UCSR1C	USART Control and Status Register C.
UCSR2A	USART Control and Status Register A.
UCSR2B	USART Control and Status Register B.
UCSR2C	USART Control and Status Register C.
UCSR3A	USART Control and Status Register A.
UCSR3B	USART Control and Status Register B.
UCSR3C	USART Control and Status Register C.
UCSZ0	Bitfield on register UCSR0C
UCSZ1	Bitfield on register UCSR1C
UCSZ02	Bitfield on register UCSR0B
UCSZ2	Bitfield on register UCSR2C
UCSZ3	Bitfield on register UCSR3C
UCSZ12	Bitfield on register UCSR1B
UCSZ22	Bitfield on register UCSR2B
UCSZ32	Bitfield on register UCSR3B
UDR0	USART I/O Data Register.
UDR1	USART I/O Data Register.
UDR2	USART I/O Data Register.
UDR3	USART I/O Data Register.
UDRE0	Bitfield on register UCSR0A
UDRE1	Bitfield on register UCSR1A
UDRE2	Bitfield on register UCSR2A
UDRE3	Bitfield on register UCSR3A
UDRIE0	Bitfield on register UCSR0B
UDRIE1	Bitfield on register UCSR1B
UDRIE2	Bitfield on register UCSR2B
UDRIE3	Bitfield on register UCSR3B
UMSEL0	Bitfield on register UCSR0C
UMSEL1	Bitfield on register UCSR1C
UMSEL2	Bitfield on register UCSR2C
UMSEL3	Bitfield on register UCSR3C
UPE0	Bitfield on register UCSR0A
UPE1	Bitfield on register UCSR1A
UPE2	Bitfield on register UCSR2A
UPE3	Bitfield on register UCSR3A
UPM0	Bitfield on register UCSR0C
UPM1	Bitfield on register UCSR1C
UPM2	Bitfield on register UCSR2C
UPM3	Bitfield on register UCSR3C
USBS0	Bitfield on register UCSR0C
USBS1	Bitfield on register UCSR1C
USBS2	Bitfield on register UCSR2C
USBS3	Bitfield on register UCSR3C
V	Bitfield on register SREG
WCOL	Bitfield on register SPSR
WDCE	Bitfield on register WDTCSR
WDE	Bitfield on register WDTCSR
WDIE	Bitfield on register WDTCSR
WDIF	Bitfield on register WDTCSR
WDP	Bitfield on register WDTCSR
WDRF	Bitfield on register MCUSR
WDTCSR	Watchdog Timer Control Register.
WDTON	Bitfield on register HIGH
WGM0	Bitfield on register TCCR0A
WGM02	Bitfield on register TCCR0B
WGM2	Bitfield on register TCCR2A
WGM22	Bitfield on register TCCR2B
XMBK	Bitfield on register XMCRB
XMCRA	External Memory Control Register A.
XMCRB	External Memory Control Register B.
XMM	Bitfield on register XMCRB
Z	Bitfield on register SREG