Referred to as: Bluetooth Low Energy BLE Bluetooth Smart Part of the Bluetooth 4.0 specification, but has a different specification to classic Bluetooth (it is a lightweight subset of classic Bluetooth). Bluetooth Low Energy is now the best / simplest interface to include for connectivity to any modern mobile operating system (iOS, Android, Windows phone, etc). […]

Advertising packets Packet reguarley broadcast by the advertising device (peripheral). manufacturer_data Can be used for custom data bytes for your particular application. BLE scan response Packet sent by the advertising device (peripheral) upon the reception of scanning requests (it is a response to a device scan). Typically has more data than the advertising packets – […]

GATT defines the way that two Bluetooth Low Energy devices transfer data back and forth. Uses the generic data protocol called the Attribute Protocol (ATT). GATT server & client The peripheral is known as the GATT Server. It holds the ATT lookup data and service and characteristic definitions The phone/tablet is the GATT Client which […]

BLE is the only wirelss comms option outside of HID devices that avoids the need for MFi certification and the associated onboard security hardware requirements.

GATTBrowser for iOS is great for testing GATT implementations.