Update _docs/tutorials/advanced/nuttx/tcp_echo/index.md

Juan Flores Muñoz · FranFin · web-flow · commit d855b5c6c44d · 2020-04-07T14:05:41.000+02:00
Co-Authored-By: FranFin &lt;58737168+FranFin@users.noreply.github.com&gt;
diff --git a/_docs/tutorials/advanced/nuttx/tcp_echo/index.md b/_docs/tutorials/advanced/nuttx/tcp_echo/index.md
@@ -74,7 +74,7 @@ Now you need to open the NSH console of NuttX. To do so, follow these steps:
 [20614.746274] usbcore: registered new interface driver cdc_acm
 [20614.746277] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
 ```
-- On this previous example the device is the ``ttyACM0``.
+- In this example the device is the ``ttyACM0``.
 - Open this port with your serial communication app. There are different serial communications applications, but we're goint to use on this tutorial [minicom](https://linux.die.net/man/1/minicom). Type the next command to execute it.
 ```bash
 sudo minicom -D /dev/ttyACM0
