This document contains complete and detailed description of all modules included in the Atmel" AVR"XMEGA"AU microcontroller family. The Atmel AVR XMEGA AU is a family of low-power, high-performance, and peripheral-rich CMOS 8/16-bit
microcontrollers based on the AVR enhanced RISC architecture. The available Atmel
AVR XMEGA AU modules descrbed in this manual are:
AtmelAVR CPU
Memariks
Evnt sysm
System clock and do options
Power management and seep modes
Symconlandrese
Battery backup system
WDT-Watchdog timer
inteupts and programmable mutevel ieupt contoer
PORT- O pors
TC-18-bittimcouers
A-Anedwaextn
Hi-e-Highelutnxtnion
RTC-Real-time counter
RTC32-32-btreal-tmecouer
USB-Unerl seal busnteace
TW-Te-wre seal interace
SPI-Seal perpheal interace
USART - Universal synchronous and asynchronous serial receiver and tranamitter
IRCOM-nd comcaon mdu
AES and DES cryptographicengine
CRC- Cyelie redundany check
EBI-Extemal bu interace
ADC-Analog-to-digital conveer
DAC- Digtal-to-anaog coner
AC-Analog comparator
IEEE 1149.1 JTAC inerace
PDI-Progam and debug interface
Memory programming
Perpheraladdress map
Register summary
Ineut er summary
Inuction set summary