AT90PWM81(2010) 데이터 시트보기 (PDF) - Atmel Corporation

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AT90PWM81
(Rev.:2010)

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

Atmel Corporation 

AT90PWM81

Table 2-1. : Alternate functions description

MNEMONIC

GND

AGND

VCC

AVCC

AREF

CLKO

RESET# OCD

XTAL1

XTAL2

NAME, FUNCTION & ALTERNATE FUNCTION

Ground: 0V reference

Analog Ground: 0V reference for analog part

Power Supply:

Analog Power Supply: This is the power supply voltage for analog part

For a normal use this pin must be connected.

Analog Reference : reference for analog converter. This is the reference voltage of the A/D

converter. As output, can be used by external analog

System Clock Output

Reset Input

On Chip Debug I/O

XTAL Input

XTAL Output

MISO

MOSI

SCK

SS

INTn

Tn

SPI Master In Slave Out

SPI Master Out Slave In

SPI Clock

SPI Slave Select

External interrupt n

Timer n clock input

PSCOUTxn

PSCINx

PSCOUT0n

PSCINr

PSCx output n

PSCx Digital Input

PSC reduced output n

PSC reduced Digital Input

ACMPn

ACMPMn

ACMPM

ACOMPn_OUT

AMPn-

AMPn+

ADCn

Analog Comparator n Positive Input

Analog Comparator n Negative Input

Negative input for analog comparators

Analog Comparator n Output

Analog Differential Amplifier n Input Channel

Analog Differential Amplifier n Input Channel

Analog Converter Input Channel n

5

7734P–AVR–08/10

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