Download and Install Firmware
If you’re not familiar with Nerves, this quick project will make sure you know how to use Nerves tooling to work with firmware and target computers. Rather than building your own program right off the bat, you’re going to download working firmware that’s already built. Then you’ll install that firmware on your platform, following Quickstart for Elixir Circuits.[13] These instructions roughly follow the instructions on that page. The instructions are similar now, but if you notice some breakage, use the directions in that project instead of this book.
After you’ve installed fwup or etcher using the QuickStart directions, your next step is to find the firmware for the Raspberry Pi from the Circuits Quickstart firmware ...
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