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Atmel XMEGA A3 series User Manual

Atmel XMEGA A3 series
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36
8068C–AVR–06/08
XMEGA A3
20. SPI - Serial Peripheral Interface
20.1 Features
Three Identical SPI peripherals
Full-duplex, Three-wire Synchronous Data Transfer
Master or Slave Operation
LSB First or MSB First Data Transfer
Seven Programmable Bit Rates
End of Transmission Interrupt Flag
Write Collision Flag Protection
Wake-up from Idle Mode
Double Speed (CK/2) Master SPI Mode
20.2 Overview
The Serial Peripheral Interface (SPI) allows high-speed full-duplex, synchronous data transfer
between different devices. Devices can communicate using a master-slave scheme, and data is
transferred both to and from the devices simultaneously.
PORTC, PORTD, and PORTE each has one SPI. Notation of these peripherals are SPIC, SPID,
and SPIE respectively.

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Atmel XMEGA A3 series Specifications

General IconGeneral
BrandAtmel
ModelXMEGA A3 series
CategoryMicrocontrollers
LanguageEnglish

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