Rainbow-electronics ATmega161L Manual de usuario descargar pdf (Pagina 23)

ATmega161(L)

1228C–AVR–08/02

Note: 1. If BOOTRST fuse is programmed, the Reset Vector is located on program address

$1e00, see Table 39 on page 112 for details.

The most typical and general program setup for the Reset and Interrupt Vector

addresses are:

Address Labels Code Comments

$000 jmp RESET ; Reset Handler

$002 jmp EXT_INT0 ; IRQ0 Handler

$004 jmp EXT_INT1 ; IRQ1 Handler

$006 jmp EXT_INT2 ; IRQ2 Handler

$008 jmp TIM2_COMP ; Timer2 Compare Handler

$00a jmp TIM2_OVF ; Timer2 Overflow Handler

$00c jmp TIM1_CAPT ; Timer1 Capture Handler

$00e jmp TIM1_COMPA ; Timer1 CompareA Handler

$010 jmp TIM1_COMPB ; Timer1 CompareB Handler

$012 jmp TIM1_OVF ; Timer1 Overflow Handler

$014 jmp TIM0_COMP ; Timer0 Compare Handler

$016 jmp TIM0_OVF ; Timer0 Overflow Handler

$018 jmp SPI_STC; ; SPI Transfer Complete Handler

Table 2. Reset and Interrupt Vectors

(1)

Vector

No. Program Address Source Interrupt Definition

1 $000 RESET External Pin, Power-on Reset and

Watchdog Reset

2 $002 INT0 External Interrupt Request 0

3 $004 INT1 External Interrupt Request 1

4 $006 INT2 External Interrupt Request 2

5 $008 TIMER2 COMP Timer/Counter2 Compare Match

6 $00a TIMER2 OVF Timer/Counter2 Overflow

7 $00c TIMER1 CAPT Timer/Counter1 Capture Event

8 $00e TIMER1 COMPA Timer/Counter1 Compare Match A

9 $010 TIMER1 COMPB Timer/Counter1 Compare Match B

10 $012 TIMER1 OVF Timer/Counter1 Overflow

11 $014 TIMER0 COMP Timer/Counter0 Compare Match

12 $016 TIMER0 OVF Timer/Counter0 Overflow

13 $018 SPI, STC Serial Transfer Complete

14 $01a UART0, RX UART0, Rx Complete

15 $01c UART1, RX UART1, Rx Complete

16 $01e UART0, UDRE UART0 Data Register Empty

17 $020 UART1, UDRE UART1 Data Register Empty

18 $022 UART0, TX UART0, Tx Complete

19 $024 UART1, TX UART1, Tx Complete

20 $026 EE_RDY EEPROM Ready

21 $028 ANA_COMP Analog Comparator

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 158 159

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Rainbow-electronics ATmega161L Manual de usuario Pagina 23

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