AT90PWM2(2005) View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT90PWM2
(Rev.:2005)

8-bit Microcontroller with 8K Bytes In-System Programmable Flash

Atmel Corporation 

0x00F

rjmp TIM1_OVF

; Timer1 Overflow Handler

0x010

rjmp TIM0_COMPA

; Timer0 Compare A Handler

0x011

rjmp TIM0_OVF

; Timer0 Overflow Handler

0x012

Handler

rjmp ADC

; ADC Conversion Complete

0x013

rjmp EXT_INT1

; IRQ1 Handler

0x014

rjmp SPI_STC

; SPI Transfer Complete Handler

0x015

rjmp USART_RXC

; USART, RX Complete Handler

0x016

rjmp USART_UDRE

; USART, UDR Empty Handler

0x017

rjmp USART_TXC

; USART, TX Complete Handler

0x018

0x019

0x01A

rjmp

rjmp

rjmp

EXT_INT2

WDT

EE_RDY

; IRQ2 Handler

; Watchdog Timer Handler

; EEPROM Ready Handler

0x01B

rjmp TIM0_COMPB

; Timer0 Compare B Handler

0x01C

rjmp EXT_INT3

; IRQ3 Handler

0x01F

Handler

;

0x020RESET:

rjmp SPM_RDY

; Store Program Memory Ready

ldi r16, high(RAMEND); Main program start

0x021

RAM

out SPH,r16

; Set Stack Pointer to top of

0x022

ldi r16, low(RAMEND)

0x023

0x024

out SPL,r16

sei

; Enable interrupts

0x025

<instr> xxx

... ... ... ...

When the BOOTRST Fuse is unprogrammed, the Boot section size set to 2K 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 in

AT90PWM2/3 is:

Address Labels Code

Comments

0x000 RESET: ldi r16,high(RAMEND); Main program start

0x001

RAM

0x002

out SPH,r16

; Set Stack Pointer to top of

ldi r16,low(RAMEND)

0x003

0x004

out SPL,r16

sei

; Enable interrupts

0x005

<instr> xxx

;

.org 0xC01

0xC01

rjmp PSC2_CAPT

; PSC2 Capture event Handler

0xC02

rjmp PSC2_EC

; PSC2 End Cycle Handler

...

0xC1F

Handler

... ...

rjmp SPM_RDY

;

; Store Program Memory Ready

58 AT90PWM2/3

4317B–AVR–02/05

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