Bluetooth: ATT and GATT
Bluetooth 4.0, that includes the Low Energy specification, brings two new protocols to the standard: ATT (Attribute Protocol) and GATT (Generic Attribute Profile). They are mainly targeted at Low Energy mode, and every LE profile is expected to use them. But they can also be used over Classic Bluetooth (BR/EDR). Overview ATT is a wire application protocol, while GATT dictates how ATT is employed i
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How can I reconnect to device after disconnecting in Core Bluetooth
Viewer Removed | Bluetooth® Technology Website
Check out that Bluetooth LE setup time. This is with a Wahoo Blue HR and an iPhone 4S using CoreBluetooth.
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