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+# Wio Terminal OS
+
+## Prerequisites
+
+Install [`arduino-cli`](https://github.com/arduino/arduino-cli).
+
+## Setup
+
+Update the local indexes:
+
+```bash
+$ arduino-cli core update-index
+```
+
+Connect the Wio Terminal and ensure it shows up:
+
+```bash
+$ arduino-cli board list
+Port         Protocol Type              Board Name             FQBN                              Core
+/dev/ttyACM0 serial   Serial Port (USB) Seeeduino Wio Terminal Seeeduino:samd:seeed_wio_terminal Seeeduino:samd
+```
+
+Compile the sketch:
+
+```bash
+$ arduino-cli compile --fqbn Seeeduino:samd:seeed_wio_terminal HelloWorld
+```
+
+Upload it:
+
+```bash
+$ arduino-cli upload -p /dev/ttyACM0 --fqbn Seeeduino:samd:seeed_wio_terminal HelloWorld
+```