ATmega162 Atmel Corporation, ATmega162 Datasheet - Page 57

• Manufacturer Part Number: ATmega162
• Manufacturer: Atmel Corporation

Specifications of ATmega162

• Flash (kbytes): 16 Kbytes
• Pin Count: 44
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 35
• Ext Interrupts: 3
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 1
• Eeprom (bytes): 512
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 6
• Input Capture Channels: 2
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

Interrupts
Interrupt Vectors
in ATmega162
2513K–AVR–07/09
This section describes the specifics of the interrupt handling as performed in ATmega162. For a
general explanation of the AVR interrupt handling, refer to
page
grammed, while
assembly code examples in this sections are using the interrupt table when the M161C Fuse is
unprogrammed.
Table 24. Reset and Interrupt Vectors if M161C is unprogrammed
Vector No.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
14.
Table 24
Address
Program
0x000
0x00C
0x01C
0x02C
0x002
0x004
0x006
0x008
0x00A
0x00E
0x010
0x012
0x014
0x016
0x018
0x01A
0x01E
0x020
0x022
0x024
0x026
0x028
0x02A
0x02E
0x030
0x032
0x034
0x036
Table 25
shows the interrupt table when the compatibility fuse (M161C) is unpro-
(1)
(2)
INT0
INT1
INT2
PCINT0
TIMER3 CAPT
TIMER3 COMPB
TIMER2 COMP
TIMER0 COMP
EE_RDY
SPM_RDY
Source
RESET
PCINT1
TIMER3 COMPA
TIMER3 OVF
TIMER2 OVF
TIMER1 CAPT
TIMER1 COMPA
TIMER1 COMPB
TIMER1 OVF
TIMER0 OVF
SPI, STC
USART0, RXC
USART1, RXC
USART0, UDRE
USART1, UDRE
USART0, TXC
USART1, TXC
ANA_COMP
shows the interrupt table when M161C Fuse is programmed. All
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
Pin Change Interrupt Request 0
Pin Change Interrupt Request 1
Timer/Counter3 Capture Event
Timer/Counter3 Compare Match A
Timer/Counter3 Compare Match B
Timer/Counter3 Overflow
Timer/Counter2 Compare Match
Timer/Counter2 Overflow
Timer/Counter1 Capture Event
Timer/Counter1 Compare Match A
Timer/Counter1 Compare Match B
Timer/Counter1 Overflow
Timer/Counter0 Compare Match
Timer/Counter0 Overflow
Serial Transfer Complete
USART0, Rx Complete
USART1, Rx Complete
USART0 Data Register Empty
USART1 Data Register Empty
USART0, Tx Complete
USART1, Tx Complete
EEPROM Ready
Analog Comparator
Store Program Memory Ready
“Reset and Interrupt Handling” on
ATmega162/V
57