DRAGONFLY board is based on the ATSAMD21J1864 Ultra-low-power microcontroller using the 32-bit ARM® Cortex®-M0+ processor.

The board provides the following peripherals or modules:

  • SIGFOX Module
  • DUST Module
  • Wi-Fi Module
  • Arduino Zero pinout Header
  • Console USB

The DRAGONFLY Board is supported by the Arduino IDE for a fast and easy software development cycle (

The software can also be developed using the Atmel Studio IDE commonly preferred by professional software engineers (

Characteristics Value

CPU Clock speed


Flash Memory





1 Power Jack
1 USB 1 SIGFOX antenna
1 LiPo Battery 1 SWD Debugger Arduino compatible PinOut

Board supply voltage

5V – 24V CC

Operating Voltage

3.3V (*)


-40°C to +85°C


68x30 mm

RoHS status



Main Features:

● Module with onboard PCB antenna

● 2.4 GHz – RF transceiver supporting Bluetooth® specification v5.0 and IEEE 802.15.4-2011 PHY and MAC

● Consume 13 nA in shutdown mode

● Consume 600 nA in Standby mode + RTC + 32 KB RAM

● Secure & ID

Quick Specification:

● Supply Voltage : 3.3V

● Interface : USART / ADC / SPI / I2C / QSPI

● Dimensions : 16 x 27.25 mm

● Working temperature -40 °C to 85 °C

● RX Sensitivity -96 dBm

Part Number:


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User Guides:

Certification, Compliance and Other Documents:

  • Soon available for download

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