atmega32u4-16mu ATMEL Corporation, atmega32u4-16mu Datasheet - Page 59

• Manufacturer Part Number: atmega32u4-16mu
• Description: Atmega32u4 8-bit Avr Microcontroller With 32k Bytes Of Isp Flash And Usb Controller
• Manufacturer: ATMEL Corporation

9. Interrupts
9.1
7766A–AVR–03/08
Interrupt Vectors in ATmega32U4
This section describes the specifics of the interrupt handling as performed in ATmega32U4. For
a general explanation of the AVR interrupt handling, refer to
page
Table 9-1.
Vector
No.
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
11
1
2
3
4
5
6
7
8
9
14.
Address
Program
$0000
$000A
$000C
$000E
$001A
$001C
$001E
$002A
$002C
$002E
$0002
$0004
$0006
$0008
$0010
$0012
$0014
$0016
$0018
$0020
$0022
$0024
$0026
$0028
$0030
$0032
$0034
$0036
$0038
Reset and Interrupt Vectors
(1)
(2)
Source
RESET
INT0
INT1
INT2
INT3
Reserved
Reserved
INT6
Reserved
PCINT0
USB General
USB Endpoint
WDT
Reserved
Reserved
Reserved
TIMER1 CAPT
TIMER1 COMPA
TIMER1 COMPB
TIMER1 COMPC
TIMER1 OVF
TIMER0 COMPA
TIMER0 COMPB
TIMER0 OVF
SPI (STC)
USART1 RX
USART1 UDRE
USART1TX
ANALOG COMP
Interrupt Definition
External Pin, Power-on Reset, Brown-out Reset,
Watchdog Reset, and JTAG AVR Reset
External Interrupt Request 0
External Interrupt Request 1
External Interrupt Request 2
External Interrupt Request 3
Reserved
Reserved
External Interrupt Request 6
Reserved
Pin Change Interrupt Request 0
USB General Interrupt request
USB Endpoint Interrupt request
Watchdog Time-out Interrupt
Reserved
Reserved
Reserved
Timer/Counter1 Capture Event
Timer/Counter1 Compare Match A
Timer/Counter1 Compare Match B
Timer/Counter1 Compare Match C
Timer/Counter1 Overflow
Timer/Counter0 Compare Match A
Timer/Counter0 Compare match B
Timer/Counter0 Overflow
SPI Serial Transfer Complete
USART1 Rx Complete
USART1 Data Register Empty
USART1 Tx Complete
Analog Comparator
“Reset and Interrupt Handling” on
ATmega32U4
59