http://www.futureelectronics.com/en/Search.aspx?dsNav=Ntk:PartNumberSearch%7cpsoc%7c1%7c,Ny:True,Ro:0,Nea:True,N:4294938421 . This video demonstrates the implementation of a BLE enabled Quadcopter. The video explains the Cypress products used and the basic functionality. The video ends with a quick demonstration. https://youtu.be/_bAIaWCGe3A