Update _docs/tutorials/advanced/microros_6lowpan_tutorial/index.md

Juan Flores Muñoz · FranFin · web-flow · commit fce5ecc57ee8 · 2020-03-04T15:23:16.000+01:00
Co-Authored-By: FranFin &lt;58737168+FranFin@users.noreply.github.com&gt;
diff --git a/_docs/tutorials/advanced/microros_6lowpan_tutorial/index.md b/_docs/tutorials/advanced/microros_6lowpan_tutorial/index.md
@@ -37,7 +37,7 @@ First we're going to connect the PmodRF2 radio. To do so, follow the wiring tabl
 - `Board D10` -> `MRF24J40 CS`
 - `Board D8` -> `MRF24J40 INT`
 
-The ``D`` letter, reference to the Arduino header pins of the board.
+The ``D`` letter refers to the Arduino header pins of the board.
 To help on the set-up process, you can find the pinout of the radio on the next link: [PmodRF2 pinout](https://reference.digilentinc.com/reference/pmod/pmodrf2/start)
 
 The last point is to connect a mini-USB cable to the OTG2 USB port (The USB port next to the Ethernet port).
