ATmega16HVB datasheet(54/273 Pages) ATMEL

54 / 273 page

8042A–AVR–07/09

ATmega16HVB/32HVB

When the BOOTRST Fuse is unprogrammed, the Boot section size set to 4K bytes and the IVSEL bit in the MCUCR Reg-

ister is set before any interrupts are enabled, the most typical and general program setup for the Reset and Interrupt Vector

Addresses is:

Address

Labels

Code

Comments

0x0000

RESET:

ldi

r16,high(RAMEND); Main program start

0x0001

out

SPH,r16

; Set Stack Pointer to top of RAM

0x0002

ldi

r16,low(RAMEND)

0x0003

out

SPL,r16

0x0004

sei

; Enable interrupts

0x0005

<instr>

xxx

;

.org 0x4C02

0x4C02

jmp

BPINT

; Battery Protection Interrupt Handler

0x4C04

jmp

EXT_INT0

; External Interrupt Request 0 Handler

...

;

0x4C2C

jmp

SPM_RDY

; Store Program Memory Ready Handler

When the BOOTRST Fuse is programmed and the Boot section size set to 4K bytes, the most typical and general program

setup for the Reset and Interrupt Vector Addresses is:

Address

Labels

Code

Comments

.org 0x0002

0x0002

jmp

BPINT

; Battery Protection Interrupt Handler

0x0004

jmp

EXT_INT0

; External Interrupt Request 0 Handler

0x001C

jmp

TIM1_COMPB

; Timer1 Compare B Handler

0x001E

jmp

TIM1_OVF

; Timer1 Overflow Handler

0X0020

jmp

TIM0_IC

; Timer0 Input Capture Handler

0x0022

jmp

TIM0_COMPA

; Timer0 CompareA Handler

0x0024

jmp

TIM0_COMPB

; Timer0 CompareB Handler

0x0026

jmp

TIM0_OVF

; Timer0 Overflow Handler

0x0028

jmp

TWI_BUS_CD

; Two-wire Bus Connect/Disconnect Handler

0x002A

jmp

TWI

; Two-wire Serial Interface Handler

0x002C

jmp

SPI, STC

; SPI, Serial Transfer Complete

0x002E

jmp

VADC

; Voltage ADC Conversion Complete Handler

0x0030

jmp

CCADC_CONV

; CC-ADC Instantaneous Current Conversion Complete Handler

0x0032

jmp

CCADC_REC_CUR

; CC-ADC Regular Current Handler

0x0034

jmp

CCADC_ACC

; CC-ADC Accumulate Current Conversion Complete Handler

0x0036

jmp

EE_RDY

; EEPROM Ready Handler

0x0038

jmp

SPM

; Store Program Memory Ready Handler

;

0x003A

RESET:

ldi

r16, high(RAMEND)

; Main program start

0x003B

out

SPH,r16

; Set Stack Pointer to top of RAM

0x003C

ldi

r16, low(RAMEND)

0x003D

out

SPL,r16

0x003E

sei

; Enable interrupts

0x003F

<instr>

xxx

0x0040

...

;

ATmega16HVB Datenblatt(PDF) 54 Page - ATMEL Corporation

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