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