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 <li>Sanguino</li>
 <li>Black Widdow</li>
 <li>RedBearLab nRF51822</li>
+<li>Adafruit Feather nRF52840 Express</li>
 <li>Digilent chipKIT<ul>
 <li>Please see: <a href="https://chome.nerpa.tech/mcu/usb/running-usb-host-code-on-digilent-chipkit-board">https://chome.nerpa.tech/mcu/usb/running-usb-host-code-on-digilent-chipkit-board</a>.</li>
 </ul>