Features

 High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller

 Nonvolatile program and data memories

 8K –32KBytes of in-system self-programmable flash

 2K – 4KBytes boot section

 512Bytes – 1KBytes EEPROM

 1K – 4KBytes internal SRAM

 Peripheral features

 Four-channel enhanced DMA controller with 8/16-bit address match

 Eight-channel event system

 Asynchronous and synchronous signal routing

 Quadrature encoder with rotary filter

 Three 16-bit timer/counters

 One timer/counter with 4 output compare or input capture channels

 Two timer/counter with 2 output compare or input capture channels

 High resolution extension enabling down to 4ns PWM resolution

 Waveform extension for control of motor, LED, lighting, H-bridge, high drives and more

 Fault extension for safe and deterministic handling and/or shut-down of external driver

 CRC-16 (CRC-CCITT) and CRC-32 (IEEE 802.3) generator

 XMEGA Custom Logic (XCL) module with timer, counter and logic functions

 Two 8-bit timer/counters with capture/compare and 16-bit cascade mode

 Connected to one USART to support custom data frame length

 Connected to I/O pins and event system to do programmable logic functions

 MUX, AND, NAND, OR, NOR, XOR, XNOR, NOT, D-Flip-Flop, D Latch, RS Latch

 Two USARTs with full-duplex and single wire half-duplex configuration

 Master SPI mode

 Support custom protocols with configurable data frame length up to 256-bit

 System wake-up from deep sleep modes when used with internal 8MHz oscillator

 One two-wire interface with dual address match (I2C and SMBus compatible)

 Bridge configuration for simultaneous master and slave operation

 Up to 1MHz bus speed support

 One serial peripheral interface (SPI)

 16-bit real time counter with separate oscillator and digital correction

 One sixteen-channel, 12-bit, 300ksps Analog to Digital Converter with:

 Offset and gain correction

 Averaging

 Over-sampling and decimation

 One two-channel, 12-bit, 1Msps Digital to Analog Converter

 Two Analog Comparators with window compare function and current sources

 External interrupts on all general purpose I/O pins

 Programmable watchdog timer with separate on-chip ultra low power oscillator

 QTouch® library support

 Capacitive touch buttons, sliders and wheels

 Special microcontroller features

 Power-on reset and programmable brown-out detection

 Internal and external clock options with PLL

 Programmable multilevel interrupt controller

 Five sleep modes

 Programming and debug interface

 PDI (Program and Debug Interface)

 I/O and Packages

 26 programmable I/O pins

 7x7mm 32-lead TQFP

 5x5mm 32-lead VQFN

 4x4mm 32-lead UQFN

 Operating Voltage

 1.6 – 3.6V

 Operating frequency

 0 – 12MHz from 1.6V

 0 – 32MHz from 2.7V