section 3avr · Library functions 📚

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S (continued)

strncat_PF(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strncmp(3avr)<string.h>: Strings✨
strncmp_P(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strncmp_PF(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strncpy(3avr)<string.h>: Strings✨
strncpy_P(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strncpy_PF(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strndup(3avr)<string.h>: Strings✨
strnlen(3avr)<string.h>: Strings✨
strnlen_P(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strnlen_PF(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strpbrk(3avr)<string.h>: Strings✨
strpbrk_P(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strrchr(3avr)<string.h>: Strings✨
strrchr_P(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strrev(3avr)<string.h>: Strings✨
strsep(3avr)✨
strsep_P(3avr)✨
strspn(3avr)✨
strspn_P(3avr)✨
strstr(3avr)<string.h>: Strings✨
strstr_P(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strstr_PF(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strtod(3avr)<stdlib.h>: General utilities✨
strtof(3avr)<stdlib.h>: General utilities✨
strtok(3avr)<string.h>: Strings✨
strtok_P(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strtok_r(3avr)<string.h>: Strings✨
strtok_rP(3avr)<avr/pgmspace.h>: Program Space Utilities✨
strtol(3avr)<stdlib.h>: General utilities✨
strtold(3avr)<stdlib.h>: General utilities✨
strtoul(3avr)<stdlib.h>: General utilities✨
strupr(3avr)<string.h>: Strings✨
sun_rise(3avr)<time.h>: Time✨
sun_set(3avr)<time.h>: Time✨
system_tick(3avr)<time.h>: Time✨

T

tan(3avr)<math.h>: Mathematics✨
tanf(3avr)<math.h>: Mathematics✨
tanh(3avr)<math.h>: Mathematics✨
tanhf(3avr)<math.h>: Mathematics✨
tanhl(3avr)<math.h>: Mathematics✨
tanl(3avr)<math.h>: Mathematics✨
time(3avr)<time.h>: Time✨
time.h(3avr)✨
time_t(3avr)<time.h>: Time✨
timer_enable_int(3avr)<compat/deprecated.h>: Deprecated items✨
tm(3avr)✨
tm_hour(3avr)✨
tm_isdst(3avr)✨
tm_mday(3avr)✨
tm_min(3avr)✨
tm_mon(3avr)✨
tm_sec(3avr)✨
tm_wday(3avr)✨
tm_yday(3avr)✨
tm_year(3avr)✨
toascii(3avr)<ctype.h>: Character Operations✨
todo(3avr)Todo List Module avr_boot From email with Marek: On smaller devices (all except ATmega64/128), __SPM_REG is in the I/O space, accessible with the shorter 'in' and 'out' instructions - since the boot…✨
tolower(3avr)<ctype.h>: Character Operations✨
toupper(3avr)<ctype.h>: Character Operations✨
trunc(3avr)<math.h>: Mathematics✨
truncf(3avr)<math.h>: Mathematics✨
truncl(3avr)<math.h>: Mathematics✨
TW_BUS_ERROR(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MR_ARB_LOST(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MR_DATA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MR_DATA_NACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MR_SLA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MR_SLA_NACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MT_ARB_LOST(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MT_DATA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MT_DATA_NACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MT_SLA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_MT_SLA_NACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_NO_INFO(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_READ(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_REP_START(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_ARB_LOST_GCALL_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_ARB_LOST_SLA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_DATA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_DATA_NACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_GCALL_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_GCALL_DATA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_GCALL_DATA_NACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_SLA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_SR_STOP(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_ST_ARB_LOST_SLA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_ST_DATA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_ST_DATA_NACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_ST_LAST_DATA(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_ST_SLA_ACK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_START(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_STATUS(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_STATUS_MASK(3avr)<util/twi.h>: TWI bit mask definitions✨
TW_WRITE(3avr)<util/twi.h>: TWI bit mask definitions✨
twi_demo(3avr)Example using the two-wire interface (TWI)✨

U

UBRR_VALUE(3avr)<util/setbaud.h>: Helper macros for baud rate calculations✨
UBRRH_VALUE(3avr)<util/setbaud.h>: Helper macros for baud rate calculations✨
UBRRL_VALUE(3avr)<util/setbaud.h>: Helper macros for baud rate calculations✨
UINT16_C(3avr)<stdint.h>: Standard Integer Types✨
UINT16_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint16_t(3avr)<stdint.h>: Standard Integer Types✨
UINT32_C(3avr)<stdint.h>: Standard Integer Types✨
UINT32_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint32_t(3avr)<stdint.h>: Standard Integer Types✨
UINT64_C(3avr)<stdint.h>: Standard Integer Types✨
UINT64_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint64_t(3avr)<stdint.h>: Standard Integer Types✨
UINT8_C(3avr)<stdint.h>: Standard Integer Types✨
UINT8_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint8_t(3avr)<stdint.h>: Standard Integer Types✨
uint_farptr_t(3avr)<inttypes.h>: Integer Type conversions✨
UINT_FAST16_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint_fast16_t(3avr)<stdint.h>: Standard Integer Types✨
UINT_FAST32_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint_fast32_t(3avr)<stdint.h>: Standard Integer Types✨
UINT_FAST64_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint_fast64_t(3avr)<stdint.h>: Standard Integer Types✨
UINT_FAST8_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint_fast8_t(3avr)<stdint.h>: Standard Integer Types✨
UINT_LEAST16_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint_least16_t(3avr)<stdint.h>: Standard Integer Types✨
UINT_LEAST32_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint_least32_t(3avr)<stdint.h>: Standard Integer Types✨
UINT_LEAST64_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint_least64_t(3avr)<stdint.h>: Standard Integer Types✨
UINT_LEAST8_MAX(3avr)<stdint.h>: Standard Integer Types✨
uint_least8_t(3avr)<stdint.h>: Standard Integer Types✨
UINTMAX_C(3avr)<stdint.h>: Standard Integer Types✨
UINTMAX_MAX(3avr)<stdint.h>: Standard Integer Types✨
uintmax_t(3avr)<stdint.h>: Standard Integer Types✨
UINTPTR_MAX(3avr)<stdint.h>: Standard Integer Types✨
uintptr_t(3avr)<stdint.h>: Standard Integer Types✨
ultoa(3avr)<stdlib.h>: General utilities✨
ungetc(3avr)<stdio.h>: Standard IO facilities✨
UNIX_OFFSET(3avr)<time.h>: Time✨
usa_dst(3avr)<util/usa_dst.h>: Daylight Saving function for the USA.✨
usa_dst.h(3avr)✨
USE_2X(3avr)<util/setbaud.h>: Helper macros for baud rate calculations✨
using_avrprog(3avr)Using the avrdude program Note This section was contributed by Brian Dean [ bsd@bsdhome.com ]. The avrdude program was previously called avrprog. The name was changed to avoid confusion with the…✨
using_tools(3avr)Using the GNU tools This is a short summary of the AVR-specific aspects of using the GNU tools. Normally, the generic documentation of these tools is fairly large and maintained in texinfo files…✨
util_atomic(3avr)<util/atomic.h> Atomically and Non-Atomically Executed Code Blocks✨
util_crc(3avr)<util/crc16.h>: CRC Computations✨
util_delay(3avr)<util/delay.h>: Convenience functions for busy-wait delay loops✨
util_delay_basic(3avr)<util/delay_basic.h>: Basic busy-wait delay loops✨
util_parity(3avr)<util/parity.h>: Parity bit generation✨
util_setbaud(3avr)<util/setbaud.h>: Helper macros for baud rate calculations✨
util_twi(3avr)<util/twi.h>: TWI bit mask definitions✨
util_twi.h(3avr)✨
utoa(3avr)<stdlib.h>: General utilities✨

V

vfprintf(3avr)<stdio.h>: Standard IO facilities✨
vfprintf_P(3avr)<stdio.h>: Standard IO facilities✨
vfscanf(3avr)<stdio.h>: Standard IO facilities✨
vfscanf_P(3avr)<stdio.h>: Standard IO facilities✨
vprintf(3avr)<stdio.h>: Standard IO facilities✨
vscanf(3avr)<stdio.h>: Standard IO facilities✨
vsnprintf(3avr)<stdio.h>: Standard IO facilities✨
vsnprintf_P(3avr)<stdio.h>: Standard IO facilities✨
vsprintf(3avr)<stdio.h>: Standard IO facilities✨
vsprintf_P(3avr)<stdio.h>: Standard IO facilities✨

W

WCHAR_MAX(3avr)✨
WCHAR_MIN(3avr)✨
wdt.h(3avr)✨
wdt_disable(3avr)✨
wdt_enable(3avr)✨
wdt_reset(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_120MS(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_15MS(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_1S(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_250MS(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_2S(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_30MS(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_4S(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_500MS(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_60MS(3avr)<avr/wdt.h>: Watchdog timer handling✨
WDTO_8S(3avr)<avr/wdt.h>: Watchdog timer handling✨
week(3avr)✨
week_date(3avr)✨
week_of_month(3avr)<time.h>: Time✨
week_of_year(3avr)<time.h>: Time✨
WINT_MAX(3avr)✨
WINT_MIN(3avr)✨

Y

year(3avr)✨