Expand description
The module containing the values for the ‘attiny214’ microcontroller The AVR ATtiny214 microcontroller
§Variants
Pinout | Mcu age | Operating temperature | Operating voltage | Max speed | |
---|---|---|---|---|---|
ATtiny214-SSFR | SOIC14 | SOIC14 | -40°C - 125°C | 1.8V - 5.5V | 20 MHz |
ATtiny214-SSNR | SOIC14 | SOIC14 | -40°C - 105°C | 1.8V - 5.5V | 20 MHz |
Modules§
- ac_
hysmode - Hysteresis Mode select
- ac_
intmode - Interrupt Mode select
- ac_
lpmode - Low Power Mode select
- ac_
muxneg - Negative Input MUX Selection select
- ac_
muxpos - Positive Input MUX Selection select
- adc_
asdv - Automatic Sampling Delay Variation select
- adc_
dutycyc - Duty Cycle select
- adc_
initdly - Initial Delay Selection select
- adc_
muxpos - Analog Channel Selection Bits select
- adc_
presc - Clock Pre-scaler select
- adc_
refsel - Reference Selection select
- adc_
ressel - ADC Resolution select
- adc_
sampnum - Accumulation Samples select
- adc_
wincm - Window Comparator Mode select
- bod_
active - Operation in active mode select
- bod_lvl
- Bod level select
- bod_
sampfreq - Sample frequency select
- bod_
sleep - Operation in sleep mode select
- bod_
vlmcfg - Configuration select
- bod_
vlmlvl - voltage level monitor level select
- ccl_
edgedet - Edge Detection Enable select
- ccl_
filtsel - Filter Selection select
- ccl_
insel0 - LUT Input 0 Source Selection select
- ccl_
insel1 - LUT Input 1 Source Selection select
- ccl_
insel2 - LUT Input 2 Source Selection select
- ccl_
seqsel - Sequential Selection select
- clkctrl_
clksel - clock select select
- clkctrl_
csut - Crystal startup time select
- clkctrl_
pdiv - Prescaler division select
- cpu_ccp
- CCP signature select
- crcscan_
mode - CRC Flash Access Mode select
- crcscan_
src - CRC Source select
- evsys_
asyncch0 - Asynchronous Channel 0 Generator Selection select
- evsys_
asyncch1 - Asynchronous Channel 1 Generator Selection select
- evsys_
asyncch2 - Asynchronous Channel 2 Generator Selection select
- evsys_
asyncch3 - Asynchronous Channel 3 Generator Selection select
- evsys_
asyncuser0 - Asynchronous User Ch 0 Input Selection - TCB0 select
- evsys_
asyncuser1 - Asynchronous User Ch 1 Input Selection - ADC0 select
- evsys_
asyncuser2 - Asynchronous User Ch 2 Input Selection - CCL LUT0 Event 0 select
- evsys_
asyncuser3 - Asynchronous User Ch 3 Input Selection - CCL LUT1 Event 0 select
- evsys_
asyncuser4 - synchronous User Ch 4 Input Selection - CCL LUT0 Event 1 select
- evsys_
asyncuser5 - Asynchronous User Ch 5 Input Selection - CCL LUT1 Event 1 select
- evsys_
asyncuser6 - Asynchronous User Ch 6 Input Selection - TCD0 Event 0 select
- evsys_
asyncuser7 - Asynchronous User Ch 7 Input Selection - TCD0 Event 1 select
- evsys_
asyncuser8 - Asynchronous User Ch 8 Input Selection - Event Out 0 select
- evsys_
asyncuser9 - Asynchronous User Ch 9 Input Selection - Event Out 1 select
- evsys_
asyncuser10 - Asynchronous User Ch 10 Input Selection - Event Out 2 select
- evsys_
syncch0 - Synchronous Channel 0 Generator Selection select
- evsys_
syncch1 - Synchronous Channel 1 Generator Selection select
- evsys_
syncuser0 - Synchronous User Ch 0 Input Selection - TCA0 select
- evsys_
syncuser1 - Synchronous User Ch 1 Input Selection - USART0 select
- fuse_
active - BOD Operation in Active Mode select
- fuse_
crcsrc - CRC Source select
- fuse_
freqsel - Frequency Select select
- fuse_
lvl - BOD Level select
- fuse_
period - Watchdog Timeout Period select
- fuse_
rstpincfg - Reset Pin Configuration select
- fuse_
sampfreq - BOD Sample Frequency select
- fuse_
sleep - BOD Operation in Sleep Mode select
- fuse_
sut - Startup Time select
- fuse_
window - Watchdog Window Timeout Period select
- lockbit_
lb - Lock Bits select
- nvmctrl_
cmd - Command select
- port_
isc - Input/Sense Configuration select
- portmux_
lut0 - Configurable Custom Logic LUT0 select
- portmux_
lut1 - Configurable Custom Logic LUT1 select
- portmux_
spi0 - Port Multiplexer SPI0 select
- portmux_
tca00 - Port Multiplexer TCA0 Output 0 select
- portmux_
tca01 - Port Multiplexer TCA0 output 1 select
- portmux_
tca02 - Port Multiplexer TCA0 Output 2 select
- portmux_
tca03 - Port Multiplexer TCA0 Output 3 select
- portmux_
tca04 - Port Multiplexer TCA0 Output 4 select
- portmux_
tca05 - Port Multiplexer TCA0 Output 5 select
- portmux_
tcb0 - Port Multiplexer TCB select
- portmux_
twi0 - Port Multiplexer TWI0 select
- portmux_
usart0 - Port Multiplexer USART0 select
- rtc_
clksel - Clock Select select
- rtc_
period - Period select
- rtc_
prescaler - Prescaling Factor select
- slpctrl_
smode - Sleep mode select
- spi_
mode - SPI Mode select
- spi_
presc - Prescaler select
- tca_
single_ clksel - Clock Selection select
- tca_
single_ cmd - Command select
- tca_
single_ dir - Direction select
- tca_
single_ evact - Event Action select
- tca_
single_ wgmode - Waveform generation mode select
- tca_
split_ clksel - Clock Selection select
- tca_
split_ cmd - Command select
- tcb_
clksel - Clock Select select
- tcb_
cntmode - Timer Mode select
- tcd_
action - event action select
- tcd_cfg
- event config select
- tcd_
clksel - clock select select
- tcd_
cmpcsel - Compare C output select select
- tcd_
cmpdsel - Compare D output select select
- tcd_
cntpres - counter prescaler select
- tcd_
dithersel - dither select select
- tcd_
dlypresc - Delay prescaler select
- tcd_
dlysel - Delay select select
- tcd_
dlytrig - Delay trigger select
- tcd_
edge - edge select select
- tcd_
inputmode - Input mode select
- tcd_
syncpres - Syncronization prescaler select
- tcd_
wgmode - Waveform generation mode select
- twi_
ackact - Acknowledge Action select
- twi_ap
- Slave Address or Stop select
- twi_
busstate - Bus State select
- twi_
mcmd - Command select
- twi_
scmd - Command select
- twi_
sdahold - SDA Hold Time select
- twi_
sdasetup - SDA Setup Time select
- twi_
timeout - Inactive Bus Timeout select
- usart_
mspi_ cmode - Communication Mode select
- usart_
normal_ chsize - Character Size select
- usart_
normal_ cmode - Communication Mode select
- usart_
normal_ pmode - Parity Mode select
- usart_
normal_ sbmode - Stop Bit Mode select
- usart_
rs485 - RS485 Mode internal transmitter select
- usart_
rxmode - Receiver Mode select
- vref_
adc0refsel - ADC0 reference select select
- vref_
dac0refsel - DAC0/AC0 reference select select
- wdt_
period - Period select
- wdt_
window - Window select
Constants§
- ABMBP
- Bitfield on register
DBGCTRL
- ACTIVE
- Bitfield on register
BODCFG
- ADC0REFEN
- Bitfield on register
CTRLB
- ADDR
- Address.
- ADDREN
- Bitfield on register
SADDRMASK
- ADDRH
- Address high byte.
- ADDRL
- Address low byte.
- ADDRMASK
- Bitfield on register
SADDRMASK
- AP
- Bitfield on register
SSTATUS
- APIEN
- Bitfield on register
SCTRLA
- APIF
- Bitfield on register
SSTATUS
- APPEND
- Application Code Section End.
- ARBLOST
- Bitfield on register
MSTATUS
- ASYNCC
H0 - Asynchronous Channel 0 Generator Selection.
- ASYNCC
H1 - Asynchronous Channel 1 Generator Selection.
- ASYNCC
H2 - Asynchronous Channel 2 Generator Selection.
- ASYNCC
H3 - Asynchronous Channel 3 Generator Selection.
- ASYNCSTROBE
- Asynchronous Channel Strobe.
- ASYNCUSE
R0 - Asynchronous User Ch 0 Input Selection - TCB0.
- ASYNCUSE
R1 - Asynchronous User Ch 1 Input Selection - ADC0.
- ASYNCUSE
R2 - Asynchronous User Ch 2 Input Selection - CCL LUT0 Event 0.
- ASYNCUSE
R3 - Asynchronous User Ch 3 Input Selection - CCL LUT1 Event 0.
- ASYNCUSE
R4 - Asynchronous User Ch 4 Input Selection - CCL LUT0 Event 1.
- ASYNCUSE
R5 - Asynchronous User Ch 5 Input Selection - CCL LUT1 Event 1.
- ASYNCUSE
R6 - Asynchronous User Ch 6 Input Selection - TCD0 Event 0.
- ASYNCUSE
R7 - Asynchronous User Ch 7 Input Selection - TCD0 Event 1.
- ASYNCUSE
R8 - Asynchronous User Ch 8 Input Selection - Event Out 0.
- ASYNCUSE
R9 - Asynchronous User Ch 9 Input Selection - Event Out 1.
- ASYNCUSE
R10 - Asynchronous User Ch 10 Input Selection - Event Out 2.
- BAUD
- Baud Rate.
- BAUDH
- Baud Rate high byte.
- BAUDL
- Baud Rate low byte.
- BODCFG
- BOD Configuration.
- BOOTEND
- Boot Section End.
- BORF
- Bitfield on register
RSTFR
- BUFOVF
- Bitfield on register
RXDATAH
- BUSSTATE
- Bitfield on register
MSTATUS
- C
- Bitfield on register
SREG
- CAL20M
- Bitfield on register
OSC20MCALIBA
- CALIB
- Calibration.
- CALSE
L20M - Bitfield on register
OSC20MCALIBA
- CAPTUREA
- Capture A.
- CAPTUREAH
- Capture A high byte.
- CAPTUREAL
- Capture A low byte.
- CAPTUREB
- Capture B.
- CAPTUREBH
- Capture B high byte.
- CAPTUREBL
- Capture B low byte.
- CCMP
- Compare or Capture.
- CCMPH
- Compare or Capture high byte.
- CCMPL
- Compare or Capture low byte.
- CCP
- Configuration Change Protection.
- CLKOUT
- Bitfield on register
MCLKCTRLA
- CLKSEL
- Clock Select.
- CMP
- Compare.
- CMP0
- Compare 0.
- CMP0BUF
- Compare 0 Buffer.
- CMP0BUFH
- Compare 0 Buffer high byte.
- CMP0BUFL
- Compare 0 Buffer low byte.
- CMP0H
- Compare 0 high byte.
- CMP0L
- Compare 0 low byte.
- CMP1
- Compare 1.
- CMP2
- Compare 2.
- CMP1BUF
- Compare 1 Buffer.
- CMP1BUFH
- Compare 1 Buffer high byte.
- CMP1BUFL
- Compare 1 Buffer low byte.
- CMP1H
- Compare 1 high byte.
- CMP1L
- Compare 1 low byte.
- CMP2BUF
- Compare 2 Buffer.
- CMP2BUFH
- Compare 2 Buffer high byte.
- CMP2BUFL
- Compare 2 Buffer low byte.
- CMP2H
- Compare 2 high byte.
- CMP2L
- Compare 2 low byte.
- CMPACLR
- Compare A Clear.
- CMPACLRH
- Compare A Clear high byte.
- CMPACLRL
- Compare A Clear low byte.
- CMPASET
- Compare A Set.
- CMPASETH
- Compare A Set high byte.
- CMPASETL
- Compare A Set low byte.
- CMPAVAL
- Bitfield on register
CTRLD
- CMPBCLR
- Compare B Clear.
- CMPBCLRH
- Compare B Clear high byte.
- CMPBCLRL
- Compare B Clear low byte.
- CMPBSET
- Compare B Set.
- CMPBSETH
- Compare B Set high byte.
- CMPBSETL
- Compare B Set low byte.
- CMPBVAL
- Bitfield on register
CTRLD
- CMPH
- Compare high byte.
- CMPL
- Compare low byte.
- CNT
- Count.
- CNTH
- Count high byte.
- CNTL
- Count low byte.
- COLL
- Bitfield on register
SSTATUS
- COMMAND
- Command.
- CRCSRC
- Bitfield on register
SYSCFG0
- CSUT
- Bitfield on register
XOSC32KCTRLA
- CTRLA
- Control A.
- CTRLB
- Control B.
- CTRLBUSY
- Bitfield on register
PITSTATUS
- CTRLC
- Control C.
- CTRLD
- Control D.
- CTRLE
- Control E.
- CTRLECLR
- Control E Clear.
- CTRLESET
- Control E Set.
- CTRLFCLR
- Control F Clear.
- CTRLFSET
- Control F Set.
- DAC0REFEN
- Bitfield on register
CTRLB
- DATA
- Data.
- DBGCTRL
- Debug Control.
- DEVICEI
D0 - Device ID Byte 0.
- DEVICEI
D1 - Device ID Byte 1.
- DEVICEI
D2 - Device ID Byte 2.
- DIEN
- Bitfield on register
SCTRLA
- DIF
- Bitfield on register
SSTATUS
- DIR
- Data Direction.
- DIRCLR
- Data Direction Clear.
- DIRSET
- Data Direction Set.
- DIRTGL
- Data Direction Toggle.
- DISEOC
- Bitfield on register
CTRLE
- DITCTRL
- Dither Control A.
- DITHER
- Bitfield on register
DITVAL
- DITHERSEL
- Bitfield on register
DITCTRL
- DITVAL
- Dither value.
- DLYCTRL
- Delay Control.
- DLYPRESC
- Bitfield on register
DLYCTRL
- DLYSEL
- Bitfield on register
DLYCTRL
- DLYTRIG
- Bitfield on register
DLYCTRL
- DLYVAL
- Delay value.
- DUTYCYC
- Bitfield on register
CALIB
- EESAVE
- Bitfield on register
SYSCFG0
- ENEXTBRK
- Bitfield on register
EXTBRK
- EVCTRL
- Event Control.
- EVCTRLA
- EVCTRLA.
- EVCTRLB
- EVCTRLB.
- EXTBRK
- External Break.
- EXTRF
- Bitfield on register
RSTFR
- EXTS
- Bitfield on register
MCLKSTATUS
- FAULTCTRL
- Fault Control.
- FERR
- Bitfield on register
RXDATAH
- FLUSH
- Bitfield on register
MCTRLB
- FREQSEL
- Bitfield on register
OSCCFG
- GPIOR0
- General Purpose IO Register 0.
- GPIOR1
- General Purpose IO Register 1.
- GPIOR2
- General Purpose IO Register 2.
- GPIOR3
- General Purpose IO Register 3.
- H
- Bitfield on register
SREG
- HCMP0
- High Compare.
- HCMP1
- High Compare.
- HCMP2
- High Compare.
- HCNT
- High Count.
- HPER
- High Period.
- I
- Bitfield on register
SREG
- IN
- Input Value.
- INPUTCTRLA
- Input Control A.
- INPUTCTRLB
- Input Control B.
- INTCTRL
- Interrupt Control.
- INTFLAGS
- Interrupt Flags.
- INVERT
- Bitfield on register
MUXCTRLA
- IREI
- Bitfield on register
EVCTRL
- LCMP0
- Low Compare.
- LCMP1
- Low Compare.
- LCMP2
- Low Compare.
- LCNT
- Low Count.
- LOCKBIT
- Lock bits.
- LOCKEN
- Bitfield on register
MCLKLOCK
- LPER
- Low Period.
- LUT0CTRLA
- LUT Control 0 A.
- LUT0CTRLB
- LUT Control 0 B.
- LUT0CTRLC
- LUT Control 0 C.
- LUT1CTRLA
- LUT Control 1 A.
- LUT1CTRLB
- LUT Control 1 B.
- LUT1CTRLC
- LUT Control 1 C.
- LVL
- Bitfield on register
BODCFG
- LVL0PRI
- Interrupt Level 0 Priority.
- LVL1VEC
- Interrupt Level 1 Priority Vector.
- MADDR
- Master Address.
- MBAUD
- Master Baurd Rate Control.
- MCLKCTRLA
- MCLK Control A.
- MCLKCTRLB
- MCLK Control B.
- MCLKLOCK
- MCLK Lock.
- MCLKSTATUS
- MCLK Status.
- MCMD
- Bitfield on register
MCTRLB
- MCTRLA
- Master Control A.
- MCTRLB
- Master Control B.
- MDATA
- Master Data.
- MSTATUS
- Master Status.
- MUXCTRLA
- Mux Control A.
- MUXNEG
- Bitfield on register
MUXCTRLA
- MUXPOS
- Positive mux input.
- N
- Bitfield on register
SREG
- OSC16ER
R3V - OSC16 error at 3V.
- OSC16ER
R5V - OSC16 error at 5V.
- OSC20ER
R3V - OSC20 error at 3V.
- OSC20ER
R5V - OSC20 error at 5V.
- OSC20MCALIBA
- OSC20M Calibration A.
- OSC20MCALIBB
- OSC20M Calibration B.
- OSC20MCTRLA
- OSC20M Control A.
- OSC20MS
- Bitfield on register
MCLKSTATUS
- OSC32KCTRLA
- OSC32K Control A.
- OSC32KS
- Bitfield on register
MCLKSTATUS
- OSCCFG
- Oscillator Configuration.
- OSCLOCK
- Bitfield on register
OSCCFG
- OUT
- Output Value.
- OUTCLR
- Output Value Clear.
- OUTSET
- Output Value Set.
- OUTTGL
- Output Value Toggle.
- OVF
- Bitfield on register
INTCTRL
- PDIV
- Bitfield on register
MCLKCTRLB
- PEN
- Bitfield on register
MCLKCTRLB
- PER
- Period.
- PERBUF
- Period Buffer.
- PERBUFH
- Period Buffer high byte.
- PERBUFL
- Period Buffer low byte.
- PERH
- Period high byte.
- PERL
- Period low byte.
- PERR
- Bitfield on register
RXDATAH
- PIEN
- Bitfield on register
SCTRLA
- PIN0CTRL
- Pin 0 Control.
- PIN1CTRL
- Pin 1 Control.
- PIN2CTRL
- Pin 2 Control.
- PIN3CTRL
- Pin 3 Control.
- PIN4CTRL
- Pin 4 Control.
- PIN5CTRL
- Pin 5 Control.
- PIN6CTRL
- Pin 6 Control.
- PIN7CTRL
- Pin 7 Control.
- PITCTRLA
- PIT Control A.
- PITDBGCTRL
- PIT Debug control.
- PITEN
- Bitfield on register
PITCTRLA
- PITINTCTRL
- PIT Interrupt Control.
- PITINTFLAGS
- PIT Interrupt Flags.
- PITSTATUS
- PIT Status.
- PMEN
- Bitfield on register
SCTRLA
- PORF
- Bitfield on register
RSTFR
- QCEN
- Bitfield on register
MCTRLA
- RES
- ADC Accumulator Result.
- RESH
- ADC Accumulator Result high byte.
- RESL
- ADC Accumulator Result low byte.
- RESTART
- Bitfield on register
CTRLE
- REVID
- Revision ID.
- RIEN
- Bitfield on register
MCTRLA
- RIF
- Bitfield on register
MSTATUS
- RSTFR
- Reset Flags.
- RSTPINCFG
- Bitfield on register
SYSCFG0
- RXCIF
- Bitfield on register
RXDATAH
- RXDATAH
- Receive Data High Byte.
- RXDATAL
- Receive Data Low Byte.
- RXPL
- Bitfield on register
RXPLCTRL
- RXPLCTRL
- IRCOM Receiver Pulse Length Control.
- S
- Bitfield on register
SREG
- SADDR
- Slave Address.
- SADDRMASK
- Slave Address Mask.
- SAMPCTRL
- Sample Control.
- SAMPFREQ
- Bitfield on register
BODCFG
- SAMPLEN
- Bitfield on register
SAMPCTRL
- SCAPTUREA
- Bitfield on register
CTRLE
- SCAPTUREB
- Bitfield on register
CTRLE
- SCMD
- Bitfield on register
SCTRLB
- SCTRLA
- Slave Control A.
- SCTRLB
- Slave Control B.
- SDATA
- Slave Data.
- SEL
- Bitfield on register
XOSC32KCTRLA
- SEQCTR
L0 - Sequential Control 0.
- SEQSEL
- Bitfield on register
SEQCTRL0
- SERNUM0
- Serial Number Byte 0.
- SERNUM1
- Serial Number Byte 1.
- SERNUM2
- Serial Number Byte 2.
- SERNUM3
- Serial Number Byte 3.
- SERNUM4
- Serial Number Byte 4.
- SERNUM5
- Serial Number Byte 5.
- SERNUM6
- Serial Number Byte 6.
- SERNUM7
- Serial Number Byte 7.
- SERNUM8
- Serial Number Byte 8.
- SERNUM9
- Serial Number Byte 9.
- SLEEP
- Bitfield on register
BODCFG
- SOSC
- Bitfield on register
MCLKSTATUS
- SPH
- Stack Pointer High.
- SPL
- Stack Pointer Low.
- SREG
- Status Register.
- SSTATUS
- Slave Status.
- STATUS
- Status.
- STCONV
- Bitfield on register
COMMAND
- SUT
- Bitfield on register
SYSCFG1
- SWRE
- Bitfield on register
SWRR
- SWRF
- Bitfield on register
RSTFR
- SWRR
- Software Reset.
- SYNC
- Bitfield on register
CTRLE
- SYNCBUSY
- Bitfield on register
STATUS
- SYNCCH0
- Synchronous Channel 0 Generator Selection.
- SYNCCH1
- Synchronous Channel 1 Generator Selection.
- SYNCEOC
- Bitfield on register
CTRLE
- SYNCSTROBE
- Synchronous Channel Strobe.
- SYNCUSE
R0 - Synchronous User Ch 0 Input Selection - TCA0.
- SYNCUSE
R1 - Synchronous User Ch 1 Input Selection - USART0.
- SYSCFG0
- System Configuration 0.
- SYSCFG1
- System Configuration 1.
- T
- Bitfield on register
SREG
- TCD0CFG
- TCD0 Configuration.
- TEMP
- Temporary Value.
- TEMPCA
L20M - Bitfield on register
OSC20MCALIBB
- TEMPSENS
E0 - Temperature Sensor Calibration Byte 0.
- TEMPSENS
E1 - Temperature Sensor Calibration Byte 1.
- TIMEOUT
- Bitfield on register
MCTRLA
- TRIGA
- Bitfield on register
INTCTRL
- TRIGB
- Bitfield on register
INTCTRL
- TRUTH0
- Truth 0.
- TRUTH1
- Truth 1.
- TXDATAH
- Transmit Data High Byte.
- TXDATAL
- Transmit Data Low Byte.
- TXPLCTRL
- IRCOM Transmitter Pulse Length Control.
- UPDIRF
- Bitfield on register
RSTFR
- USERRO
W0 - User Row Byte 0.
- USERRO
W1 - User Row Byte 1.
- USERRO
W2 - User Row Byte 2.
- USERRO
W3 - User Row Byte 3.
- USERRO
W4 - User Row Byte 4.
- USERRO
W5 - User Row Byte 5.
- USERRO
W6 - User Row Byte 6.
- USERRO
W7 - User Row Byte 7.
- USERRO
W8 - User Row Byte 8.
- USERRO
W9 - User Row Byte 9.
- USERRO
W10 - User Row Byte 10.
- USERRO
W11 - User Row Byte 11.
- USERRO
W12 - User Row Byte 12.
- USERRO
W13 - User Row Byte 13.
- USERRO
W14 - User Row Byte 14.
- USERRO
W15 - User Row Byte 15.
- USERRO
W16 - User Row Byte 16.
- USERRO
W17 - User Row Byte 17.
- USERRO
W18 - User Row Byte 18.
- USERRO
W19 - User Row Byte 19.
- USERRO
W20 - User Row Byte 20.
- USERRO
W21 - User Row Byte 21.
- USERRO
W22 - User Row Byte 22.
- USERRO
W23 - User Row Byte 23.
- USERRO
W24 - User Row Byte 24.
- USERRO
W25 - User Row Byte 25.
- USERRO
W26 - User Row Byte 26.
- USERRO
W27 - User Row Byte 27.
- USERRO
W28 - User Row Byte 28.
- USERRO
W29 - User Row Byte 29.
- USERRO
W30 - User Row Byte 30.
- USERRO
W31 - User Row Byte 31.
- V
- Bitfield on register
SREG
- VLMCTRLA
- Voltage level monitor Control.
- VLMLVL
- Bitfield on register
VLMCTRLA
- WDRF
- Bitfield on register
RSTFR
- WDTCFG
- Watchdog Configuration.
- WIEN
- Bitfield on register
MCTRLA
- WIF
- Bitfield on register
MSTATUS
- WINHT
- Window comparator high threshold.
- WINHTH
- Window comparator high threshold high byte.
- WINHTL
- Window comparator high threshold low byte.
- WINLT
- Window comparator low threshold.
- WINLTH
- Window comparator low threshold high byte.
- WINLTL
- Window comparator low threshold low byte.
- XOSC32KCTRLA
- XOSC32K Control A.
- XOSC32KS
- Bitfield on register
MCLKSTATUS
- Z
- Bitfield on register
SREG