Glossary

• ACL: Asynchronous Connectionless data packet
• AD: Advertising Data
• ARQ: Automatic Repeat reQuest
• ATT: Attribute Protocol, also attribute protocol software subsystem
• ATTC: Attribute Protocol Client software subsystem
• ATTS: Attribute Protocol Server software subsystem
• BB: Baseband
• BLE: Bluetooth Low Energy
• BSP: Board Support Package.
• CCC: Client Characteristic Configuration
• CCCD: Client Characteristic Configuration Descriptor
• CID: Connection Identifier
• CSRK: Connection Signature Resolving Key
• DM: Device Manager software subsystem
• GAP: Generic Access Profile
• GATT: Generic Attribute Profile
• HCI: Host Controller Interface
• IRK: Identity Resolving Key
• ISR: Interrupt Service Routine
• JIT: Just In Time
• L2C: L2CAP software subsystem
• L2CAP: Logical Link Control Adaptation Protocol
• BLE: Bluetooth Low Energy
• LED: Light Emitting Diode
• LL: Link Layer
• LLPC: Link Layer Control Protocol
• LTK: Long Term Key
• MITM: Man In The Middle pairing (authenticated pairing)
• OOB: Out Of Band data
• PAL: Paltform Abstraction Layer
• SMP: Security Manager Protocol, also security manager protocol software subsystem
• SMPI: Security Manager Protocol Initiator software subsystem
• SMPR: Security Manager Protocol Responder software subsystem
• SoC: System on Chip
• SPI: Serial Peripheral Interface
• STK: Short Term Key
• TWI: Two Wire Interface
• UART: Universal Asynchronous Receiver/Transmitter
• WSF: Wireless Software Foundation (software service and porting layer)