In order to provide support for bluetooth background mode, you need to add UIBackgroundModes key in info.plist file with array value containing one of the following strings: bluetooth-central – if your application connects to BLE devices, bluetooth-peripheral – if …

iOS provides a library called CoreBluetooth which allows to communicate with BLE devices. It hides many low level operations, therefore we don’t have to worry about protocol specification. However, we need to get familiar with some new terms related with …