STM32 target for PXT

Running locally

These instructions allow to run locally

$3

The following commands are a 1-time setup after synching the repo on your machine.

* install node.js

* install the PXT command line
``
npm install -g pxt
`
* install the dependencies
`
npm install
`

$3

After you're done, simple run this command to open a local web server:
`
pxt serve
`

After making a change in the source, refresh the page in the browser.

Updating the tools

If you would like to pick up the latest PXT build, simply run
`
pxt update
``

More instructions at https://github.com/Microsoft/pxt#running-a-target-from-localhost