ATmega64A
0x0012
0x0014
0x0016
0x0018
0x001A
0x001C
0x001E
0x0020
0x0022
0x0024
0x0026
0x0028
0x002A
0x002C
0x002E
0x0030
0x0032
0x0034
0x0036
0x0038
0x003A
0x003C
0x003E
0x0040
0x0042
0x0044
;
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
TIM2_COMP
TIM2_OVF
TIM1_CAPT
TIM1_COMPA
TIM1_COMPB
TIM1_OVF
TIM0_COMP
TIM0_OVF
SPI_STC
; Timer2 Compare Handler
; Timer2 Overflow Handler
; Timer1 Capture Handler
; Timer1 CompareA Handler
; Timer1 CompareB Handler
; Timer1 Overflow Handler
; Timer0 Compare Handler
; Timer0 Overflow Handler
; SPI Transfer Complete Handler
; USART0 RX Complete Handler
; USART0,UDR Empty Handler
; USART0 TX Complete Handler
; ADC Conversion Complete Handler
; EEPROM Ready Handler
USART0_RXC
USART0_DRE
USART0_TXC
ADC
EE_RDY
ANA_COMP
TIM1_COMPC
TIM3_CAPT
TIM3_COMPA
TIM3_COMPB
TIM3_COMPC
TIM3_OVF
USART1_RXC
USART1_DRE
USART1_TXC
TWI
; Analog Comparator Handler
; Timer1 CompareC Handler
; Timer3 Capture Handler
; Timer3 CompareA Handler
; Timer3 CompareB Handler
; Timer3 CompareC Handler
; Timer3 Overflow Handler
; USART1 RX Complete Handler
; USART1,UDR Empty Handler
; USART1 TX Complete Handler
; Two-wire Serial Interface Handler
; SPM Ready Handler
SPM_RDY
0x0046 RESET: ldi
r16, high(RAMEND); Main program start
0x0047
0x0048
out
ldi
SPH,r16
; Set Stack Pointer to top of RAM
r16, low(RAMEND)
0x0049
0x004A
out
sei
SPL,r16
; Enable interrupts
0x004B
:.
<instr> xxx
:. :.
:.
When the BOOTRST Fuse is unprogrammed, the Boot section size set to 8K bytes and the
IVSEL bit in the MCUCR Register is set before any interrupts are enabled, the most typical and
general program setup for the Reset and Interrupt Vector Addresses is:
AddressLabels Code
0x0000 RESET: ldi
Comments
r16,high(RAMEND); Main program start
0x0001
0x0002
out
ldi
SPH,r16
; Set Stack Pointer to top of RAM
r16,low(RAMEND)
SPL,r16
0x0003
0x0004
out
sei
; Enable interrupts
0x0005
;
<instr> xxx
.org 0x7002
0x7002
0x7004
:.
jmp
jmp
:.
EXT_INT0
; IRQ0 Handler
; IRQ1 Handler
;
EXT_INT1
:.
0x7044
jmp
SPM_RDY ; Store Program Memory Ready Handler
62
8160C–AVR–07/09
ATMEL [ ATMEL ]
