added serial print monitor statement inside loop()

[DEVELOPER-IN-PROGRESS]

No description provided.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[sebromero]

Thank you for your contribution. We'd prefer to keep the examples minimal. If anyone would like to print debugging information they can add it quite easily when necessary.