8/16-bit Atmel XMEGA B3 Microcontroller
ATxmega128B3 / ATxmega64B3
Features
z
z
High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller
Nonvolatile program and data memories
z
z
z
z
64K - 128KBytes of in-system self-programmable flash
4K - 8KBytes boot section
2KBytes EEPROM
4K - 8KBytes internal SRAM
z
Peripheral Features
z
z
z
Two-channel DMA controller
Four-channel event system
Two 16-bit timer/counters
z
z
z
z
z
One timer/counters with 4 output compare or input capture channels
One timer/counter with 2 output compare or input capture channels
High resolution extensions one timer/counter
Advanced waveform extension (AWeX) on one timer/counter
Split mode on two timer/counters
z
One USB device interface
z
z
USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant
32 Endpoints with full configuration flexibility
z
z
z
z
z
z
z
One USARTs with IrDA support for one USART
AES and DES crypto engine
CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator
One two-wire interface with dual address match (I2C and SMBus compatible)
One serial peripheral interface (SPI)
16-bit Real Time Counter (RTC) with separate oscillator
Liquid Crystal Display
z
z
z
z
Up to 4x25 segment driver
Built in contrast control
ASCII character mapping
Flexible SWAP of segment and common terminals buses
z
z
z
z
z
One eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converters
Two Analog Comparators with window compare function, and current source feature
External interrupts on all General Purpose I/O pins
Programmable watchdog timer with separate on-chip ultra low power oscillator
QTouch® library support
z
Capacitive touch buttons, sliders and wheels
z
Special microcontroller features
z
z
z
z
z
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 interfaces
z
z
JTAG (IEEE 1149.1 Compliant) interface, including boundary scan
PDI (Program and Debug Interface)
z
I/O and Packages
z
z
z
z
36 Programmable I/O pins
64-lead TQFP
64-pad QFN
64-pad DRQFN
Atmel-8074E–AVR–ATxmega 128B3 - 64B3_datasheet-09/2014