1.1 Features

  • Atmel® ATmega256RFR2 microcontroller

  • Embedded Debugger (EDBG)

    • USB interface

    • Programming and debugging (target) through JTAG

    • Virtual COM-port interface to target via UART

    • Atmel Data Gateway Interface (DGI) to target via SPI or TWI

    • Four GPIOs connected to target for code instrumentation

  • Digital I/O

    • Two mechanical buttons (user and reset button)

    • One user LED

    • Five extension headers

  • Antenna

    • One ceramic chip antenna (2450BM15A0015E)

    • One SMA connector for external antenna

  • Temperature sensor and EEPROM (AT30TSE758)

  • Two possible power sources

    • External power

    • Embedded debugger USB

  • 16MHz crystal

  • 32kHz crystal