Arduino Primo development board ARM Cortex M4F

The Arduino Primo is the first board developed in cooperation with Nordic Semiconductor. It brings new benefits for the IoT world all on one platform: advanced 32-bit microcontroller architecture, bluetooth low energy (BLE), Wi-Fi, near-field communications (NFC), and infrared (IR) transmit and receive capability.

Processor
Processor model:	ARM Cortex M4F
Microcontroller model:	ESP8266
Memory
Memory clock speed:	64 MHz
Flash memory (microcontroller):	512 KB
SRAM (Static Random Access Memory):	64 KB
Ports & interfaces
Wi-Fi:
Ethernet LAN:
USB ports quantity:	1
Bluetooth:
Number of digital I/O pins:	14
Number of analog I/O pins:	6
I2C interface:
Features
Form factor:	Arduino
Power
Operating voltage:	3.3 V
DC current per I/O pin:	15 mA
Weight & dimensions
Board dimensions:	68.58 x 53.34 mm