AI Interactive Datasheet ATtiny43U
AVR · tinyAVR

ATtiny43U interrupt vectors

The 16 vectors at the start of flash, one word each (an RJMP). A lower number has the higher priority; vector 0 is reset. In avr-gcc a handler is ISR(NAME_vect).

VectorProgram addressNameHandlerSource
00x0000RESET reset: main() after start-upExternal Pin, Power-on Reset, Brown-out Reset,Watchdog Reset
10x0001INT0 INT0_vectExternal Interrupt Request 0
20x0002PCINT0 PCINT0_vectPin Change Interrupt Request 0
30x0003PCINT1 PCINT1_vectPin Change Interrupt Request 1
40x0004WDT WDT_vectWatchdog Time-out
50x0005TIM1_COMPA TIM1_COMPA_vectTimer/Counter1 Compare Match A
60x0006TIM1_COMPB TIM1_COMPB_vectTimer/Counter1 Compare Match B
70x0007TIM1_OVF TIM1_OVF_vectTimer/Counter1 Overflow
80x0008TIM0_COMPA TIM0_COMPA_vectTimer/Counter0 Compare Match A
90x0009TIM0_COMPB TIM0_COMPB_vectTimer/Counter0 Compare Match B
100x000ATIM0_OVF TIM0_OVF_vectTimer/Counter0 Overflow
110x000BANA_COMP ANA_COMP_vectAnalog Comparator
120x000CADC ADC_vectADC Conversion Complete
130x000DEE_RDY EE_RDY_vectEEPROM Ready
140x000EUSI_START USI_START_vectUSI START
150x000FUSI_OVF USI_OVF_vectUSI Overflow