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Atmel AVR XMEGA B1 8- and 16-bit Microcontroller
ATxmega128B1 / ATxmega64B1
Features
High-performance, low-power Atmel® AVR® XMEGA® 8- and16-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 four output compare or input capture channels One timer/counter with two 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.