What are SPP and GATT Bluetooth profiles
As we know, the Bluetooth module is divided into two types: Classic Bluetooth (BR/EDR) and Bluetooth Low Energy (BLE). There are many profiles of Classic Bluetooth and BLE: SPP, GATT, A2DP, AVRCP, HFP, etc. For data transmission, SPP and GATT are the most frequently used Classic Bluetooth and BLE profiles respectively. What’s SPP profile? SPP […]
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