# MOTA update sketch

## Purpose

this sketch is meant to update the modem firmware.

## Required Software

Please follow the instructions from the [documentation](https://www.quickspot.io/index.html)
to [install](https://www.quickspot.io/documentation.html#/walter-modem/setup/arduino) the modem library and [setup](https://www.quickspot.io/documentation.html#/developer-toolchains/arduino) the Arduino IDE for use with Walter.

## Required hardware

To run this example you will need the following items:

- Walter
- An LTE antenna
- A SIM card
- USB-C cable to flash Walter

## Run the sketch

Make sure to connect the LTE antenna to Walter. Running the example without the
antenna connected could damage the radio frontend of the modem. Also insert the
SIM card before starting the sketch.
