top of page

Instathings Reef

Price after 12 February: USD 200.
Price before 12 February: USD 160.
Be one of the first to use it and save USD 40 (20%).

Instathings Reef is an expansion board to connect Google Coral to the world. It provides USB, Ethernet, RS485 and RS232 connectors and 2 standard mini PCIe slots that can host any compatible wireless communication system, such as GSM, GPRS, LTE, LoRa, Sigfox, Z-wave, ZigBee, KNX or the upcoming 5G and NB-IoT.

Our board comes with 4 external antennas to extend the range of Wi-Fi and Bluetooth installed on the Coral and to provide wide radio coverage for any wireless protocol that you plug in mini PCIe slots.

Instathings Reef is designed and produced in partnership with


GUIOTT (Guido Ottaviani) is an author, designer and developer for electronics-firmware-robotics. He's an expert in electronic design and embedded system firmware for Robotics and industrial and civil applications, as well as technical disclosure on the internet.

Hardware on-board:

  • Socket for Google Coral SoM:


MicroSD socket

Fan control

Micro USB port for Linux console

WiFi integrated

Bluetooth integrated

  • RS232 DB9 connector

  • RS485 x 2 opto-isolated RS485 ports

  • USB 3.0 port

  • USB 2.0 port


  • 10/100/1000 Ethernet port


  • MIPI camera internal connector


  • Mini PCIe sockets x 2 (optionally half or full size):


Nano SIM socket

USB interface

Serial interface

I2C interface


  • Signaling:





  • Power-in 12-24V DC

Instathings Reef does not include Google Coral SoM. If you don't have one yet, you can buy it from Google's website.

It's easy to get started.
And it's free. Two things everyone loves.
bottom of page