Finally got around to using the HC-06 (JY-MCU) Bluetooth Serial Module. It is incredibly simple to wire up and cheap too.
I used it to connect a Arduino Leonardo and an Android tablet running Blueterm.
You can pick one up here:
https://amzn.to/2HH7ZQo (UK)
https://amzn.to/2HT4JiE (US)
My code (It is very simple):
http://www.davidjwatts.com/youtube/bl...
Blueterm+ Bluetooth Terminal program for Android:
https://play.google.com/store/apps/de...
It turns out that 'Likes' and 'Shares' actually help the channel so, if you want to, please click the thumbs up or share the video.
I don't have a Patreon or a donate thingy, I get by fine. That said, if you are mega rich and fancy donating something I would find useful they feel free to check out my Amazon wishlist (No pressure) - http://www.amazon.co.uk/registry/wish...
If you want to get in contact Twitter is probably the best way @mrdavidjwatts
http://www.davidjwatts.com