title: BlueTooth Low Energy iOS App
body: <p>I am connecting mac as a "Centerl" with my iPhone as a "Peripheral" using BlueTooth Low Energy.Both Peripheral and central connected successfully  and work in both mode foreground and background. </p>
  
  <p>But my problem is that during background mode,if i manually on or off the bluetooth of my device, i dectected my blue tooth is off or on during background mode , but Central not connected with peripheral anymore during background mode.</p>