How to use core bluetooth framework get data?
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I am working on an iOS core Bluetooth application, i can connect the bluetooth device use iphone4S , but i dont know how to communication with the device. i want to read information form the device.

i also see this sources code https://github.com/sergiomtzlosa/CoreBluetooth-Demo/

and this article http://stackoverflow.com/questions/11540812/how-to-read-information-from-core-bluetooth-device

but i dont understand how to transfer data.

can some one help me? thank you
