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 |
