Articles in this series
Bluetooth Low Energy (BLE) or Bluetooth Smart was introduced as part of the Bluetooth 4.0 specification It is an exciting wireless technology that...
What is Bluetooth Low Energy? Bluetooth started as a short-distance cable-replacement technology to replace wires in devices such as a mouse, a...
Main Blocks in the Architecture The following figure shows the different layers within the architecture of BLE. The three main blocks in the...
Peripherals A peripheral device is a device that announces its presence by sending out advertising packets and accepts a connection from another BLE...
Generic Access Profile (GAP) The Generic Access Profile (GAP) provides the framework that defines how BLE devices interact with each other. This...
For two BLE devices to connect to each other, the following steps need to occur: The peripheral needs to start advertising and send out connectable...