An example for printing on a white label bluetooth thermal printer on iOS.
This example depended on an external BluetoothKit library found here: https://github.com/rasmusth/BluetoothKit
See also: http://tovganesh.blogspot.in/2016/02/printing-on-white-label-ble-thermal.html, for the story behind putting up this code :)
This code is lincensed under MIT license