Datasheet

63
8272E–AVR–04/2013
ATmega164A/PA/324A/PA/644A/PA/1284/P
The most typical and general program setup for the Reset and Interrupt Vector Addresses in
Atmel ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P is:
Address Labels Code Comments
0x0000 jmp RESET ; Reset
0x0002 jmp INT0 ; IRQ0
0x0004 jmp INT1 ; IRQ1
0x0006 jmp INT2 ; IRQ2
0x0008 jmp PCINT0 ; PCINT0
0x000A jmp PCINT1 ; PCINT1
0x000C jmp PCINT2 ; PCINT2
0x000E jmp PCINT3 ; PCINT3
0x0010 jmp WDT ; Watchdog Timeout
0x0012 jmp TIM2_COMPA ; Timer2 CompareA
0x0014 jmp TIM2_COMPB ; Timer2 CompareB
0x0016 jmp TIM2_OVF ; Timer2 Overflow
0x0018 jmp TIM1_CAPT ; Timer1 Capture
0x001A jmp TIM1_COMPA ; Timer1 CompareA
0x001C jmp TIM1_COMPB ; Timer1 CompareB
0x001E jmp TIM1_OVF ; Timer1 Overflow
0x0020 jmp TIM0_COMPA ; Timer0 CompareA
0x0022 jmp TIM0_COMPB ; Timer0 CompareB
0x0024 jmp TIM0_OVF ; Timer0 Overflow
0x0026 jmp SPI_STC ; SPI Transfer Complete
0x0028 jmp USART0_RXC ; USART0 RX Complete
0x002A jmp USART0_UDRE ; USART0,UDR Empty
0x002C jmp USART0_TXC ; USART0 TX Complete
0x002E jmp ANA_COMP ; Analog Comparator
0x0030 jmp ADC ; ADC Conversion
Complete
0x0032 jmp EE_RDY ; EEPROM Ready
0x0034 jmp TWI ; two-wire Serial
0x0036 jmp SPM_RDY ; SPM Ready
0x0038 jmp USART1_RXC ; USART1 RX Complete
0x003A jmp USART1_UDRE ; USART1,UDR Empty
0x003C jmp USART1_TXC ; USART1 TX Complete
0x003E jmp TIM3_CAPT ; Timer3 Capture
(1)
0x0040 jmp TIM3_COMPA ; Timer3 Compare
(1)
0x0042 jmp TIM3_COMPB ; Timer3 CompareB
(1)
0x0044 jmp TIM3_OVF ; Timer3 Overflow
(1)
;
0x003E RESET: ldi r16,high(RAMEND) ; Main program start
0x003F out SPH,r16 ; Set Stack Pointer to
top of RAM
0x0040 ldi r16,low(RAMEND)
0x0041 out SPL,r16
0x0042 sei ; Enable interrupts
0x0043 <instr
>
xxx
... ... ... ...