ATXMEGA128B1 Datasheet, PDF (1/138 Pages) ATMEL Corporation – 8/16-bit Atmel XMEGA B1 Microcontroller

Features
8/16-bit Atmel XMEGA B1 Microcontroller
ATxmega128B1; ATxmega64B1
 High-performance, low-power Atmel^® AVR^® XMEGA^® 8/16-bit Microcontroller
 Nonvolatile program and data memories
 64K - 128KBytes of in-system self-programmable flash
 4K - 8KBytes boot section
 2KBytes EEPROM
 4K - 8KBytes internal SRAM
 Peripheral Features
 Two-channel DMA controller
 Four-channel event system
 Three 16-bit timer/counters
 Two 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
 One USB device interface
 USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant
 32 Endpoints with full configuration flexibility
 Two 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
 Up to 4x40 segment driver
 Built in contrast control
 ASCII character mapping
 Flexible SWAP of segment and common terminals buses
 Two eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converters
 Four 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
 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 interfaces
 JTAG (IEEE 1149.1 Compliant) interface, including boundary scan
 PDI (Program and Debug Interface)
 I/O and Packages
 53 Programmable I/O pins
 100-lead TQFP
 Operating Voltage
 1.6 – 3.6V
 Operating frequency
 0 – 12MHz from 1.6V
 0 – 32MHz from 2.7V
8330C–AVR–07/2012