title: How to print receipts on BLE Thermal Printers for a Xamarin Forms mobile app?
body: <p>I am totally new to the bluetooth world and I am current using Xamarin Forms framework to build an app which providing the feature of receipt printing on BLE printer (Currently using Mustek MK380 Thermal Printer as test device).</p>
  
  <p>I am using this plugin for my app, and has been able to connect to my printer with no issue:
  <a href="https://github.com/xabre/xamarin-bluetooth-le" rel="noreferrer">https://github.com/xabre/xamarin-bluetooth-le</a></p>
  
  <p>However, I am still confused and have no idea what to do next in spite of the research I did (To understand what characteristics, services, etc are). I have played around with the plugin and also gone through the Services, Characteristics and Descriptors by log their names and values at console.</p>
  
  <p>Could anyone help me or provide me some directions, or there are alternatives for my to achieve what I want, it is much appreciate if there are examples to refer.</p>
  
  <p><strong>In short, my remarks and questions are as below:</strong></p>
  
  <ol>
  <li>I wish to develop a Xamarin Forms app that support POS style receipt printing feature through thermal printer.</li>
  <li>The printer I use is Mustek MK380 Thermal Printer supporting BLE 4.0</li>
  <li>I am using <a href="https://github.com/xabre/xamarin-bluetooth-le" rel="noreferrer">https://github.com/xabre/xamarin-bluetooth-le</a> plugin</li>
  <li>I am stucked after connecting to the printer.</li>
  </ol>
  
  <p>Thank you!</p>