XMEGAA_09 Datasheet, PDF (1/445 Pages) ATMEL Corporation – Interrupts and Programmable Multi-level Interrupt Controller

This document contains complete and detailed description of all modules included in
the AVR® XMEGA^TM A Microcontroller family. The XMEGA A 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 XMEGA A modules described in this
manual are:
• AVR CPU
• Memories
• DMA - Direct Memory Access Controller
• Event System
• System Clock and Clock options
• Power Management and Sleep Modes
• System Control and Reset
• Battery Backup System
• WDT - Watchdog Timer
• Interrupts and Programmable Multi-level Interrupt Controller
• PORT - I/O Ports
• TC - 16-bit Timer/Counter
• AWeX - Advanced Waveform Extension
• Hi-Res - High Resolution Extension
• RTC - Real Time Counter
• RTC32 - 32-bit Real Time Counter
• TWI - Two Wire Serial Interface
• SPI - Serial Peripheral Interface
• USART - Universal Synchronous and Asynchronous Serial Receiver and Transmitter
• IRCOM - IR Communication Module
• AES and DES Crypto Engine
• EBI - External Bus Interface
• ADC - Analog to Digital Converter
• DAC - Digital to Analog Converter
• AC - Analog Comparator
• IEEE 1149.1 JTAG Interface
• PDI - Program and Debug Interface
• Memory Programming
• Peripheral Address Map
• Register Summary
• Interrupt Vector Summary
• Instruction Set Summary
8-bit
XMEGA A
Microcontroller
XMEGA A
MANUAL
Preliminary
8077H- AVR-12/09