Glossary

A2C: Automotive 2-wire Connection
A2DP: Advanced Audio Distribution Profile
ACK: Acknowledgement
ACL: Asynchronous Connection-oriented Logical Transport
ADC: Analog-to-Digital Converter
ADV: Advertising
AEC: Acoustic Echo Cancellation
AES: Advanced Encryption Standard
AMIC: Analog Microphone
ANCS: Apple Notification Center Service
AoA: Angle of Arrival
AoD: Angle of Departure
AON: Always-On domain
APB: Advanced Peripheral Bus
API: Application Programming Interface
APP: Application
ARM: Advanced RISC Machines
ATT: Attribute Protocol
AVRCP: Audio/Video Remote Control Profile
BAS: Battery Service
BD: Bluetooth Device
BIG: Broadcast Isochronous Group
BIS: Broadcast Isochronous Stream
BLE: Bluetooth Low Energy
BLOB: Binary Large Object
BQB: Bluetooth Qualification Body
BR/EDR: Basic Rate/Enhanced Data Rate
BT: Bluetooth
CAN: Control Area Network
CBC: Cipher Block Chaining mode
CCCD: Client Characteristic Configuration Descriptor
CCM: Counter mode encryption and cipher block chaining message authentication code
CE: European Conformity
CFB: Cipher FeedBack mode
CFU: Component Firmware Update
CHIP: Connected Home over IP
CIG: Connected Isochronous Group
CIS: Connected Isochronous Stream
CLI: Command Line Interface
CMAC: Cipher-based Message Authentication Code
CMSIS: Cortex Microcontroller Software Interface Standard
CPU: Central Processing Unit
CRC: Cyclic Redundancy Check
CSA: Connectivity Standards Alliance
CSCP: Cycling Speed and Cadence Profile
CSCS: Cycling Speed and Cadence Service
CSRK: Connection Signature Resolving Key
CTE: Constant Tone Extensions
DAC: Digital-to-Analog Converter
DAC¹: Device Attestation Certificate
DFU: Device Firmware Upgrade
DHCP: Dynamic Host Configuration Protocol
DIS: Device Information Service
DLPS: Deep Low Power State
DMA: Direct Memory Access
DMIC: Digital Microphone
DSP: Digital Signal Processing
DSS: Deep Sleep State
DTCM: Data Tightly Coupled Memory
DTM: Direct Test Mode
DUT: Device Under Test
DVFS: Dynamic Voltage and Frequency Scaling
ECB: Electric CodeBook mode
ECC: Elliptic Curve Cryptography
ECDH: Elliptic Curve Diffie–Hellman
ECDSA: Elliptic Curve Digital Signature Algorithm
EEK: eFuse Encryption Key
eFuse: Electronic Fuse
EUT: Equipment Under Test
EVB: Evaluation Board
FCC: Federal Communications Commission
FEC: Forward Error Correction
FER: Frame Error Rate
FIFO: First In First Out
FMC: Flexible Memory Controller
FMNA: Apple Find My Network Accessory
FMP: Find Me Profile
FreeRTOS: Free Real Time Operating System
FS: Full Speed rate
FTL: Flash Transport Layer
GAP: Generic Access Profile
GAS: Generic Access Service
GATT: Generic Attribute Profile
GATTS: Generic Attribute Profile Server
GDMA: General Direct Memory Access
GFPS: Google Fast Pair Service
GFSK: Gauss Frequency Shift Key
GLP: Glucose Profile
GLS: Glucose Service
GPIO: General Purpose Input Output
HCI: Host Controller Interface
HDK: Hardware Develop Kit
HFP: Hands-Free Profile
HID: Human Interface Device
HOGP: HID over GATT Profile
HRADC: High Resolution Analog-to-Digital Converter
HRP: Heart Rate Profile
HRS: Heart Rate Service
HS: High Speed rate
HTP: Health Thermometer Profile
HTP: Health Thermometer Service
HTTP: Hypertext Transfer Protocol
I2C: Inter-Integrated Circuit
I2S: Inter-IC Sound
IAP: iPod Accessory Protocol
IAS: Immediate Alert Service
ID: Identifier
IDE: Integrated Development Environment
IEEE: Institute of Electrical and Electronics Engineers
IFS: Inter Frame Space
INT: Interrupt
IO: Input/Output
iOS: iPhone Operating System
IoT: Internet of Things
IOT¹: Interoperability Test
IPSP: Internet Protocol Support Profile
IQ: In-phase and Quadrature
IR: Infrared Radiation
IRK: Identity Resolving Key
IRQ: Interrupt Request
ISM: Industrial Scientific Medical
ISR: Interrupt Service Routines
ITCM: Instruction Tightly Coupled Memory
IV: Initialization Vector
KC: Korea Certification
L2CAP: Logical Link Control and Adaptation protocol
LCDC: LCD Display Controller
LDO: Low Dropout Regulator
LDO: Low-dropout
LE: Low Energy
LED: Light-Emitting Diode
LIB: Library
LLS: Link Loss Service
LNP: Location and Navigation Profile
LNS: Location and Navigation Service
LPC: Low Power Comparator
LPF: Low Pass Filter
LPQDEC: Low Power Quadrature Decoder
LSB: Least Significant Bit
LTK: Long-Term Key
LWIP: Lightweight IP
MAC: Media Access Control
MCU: Microcontroller Unit
MD5: Message Digest Algorithm 5
MDK: Microcontroller Development Kit
MFB: Multi-Function Button
MIC: Message Integrity Code
MIC¹: Message Integrity Check
MISC: Miscellaneous
MK: Master Key in PBKDF
MMC: Multi-Media Card
MMI: Man-Machine Interface
MP: Mass Production
MPU: Memory Protection Unit
MSFT: Microsoft
MTU: Maximum Transmission Unit
NFC: Near Field Communication
NIC: Network Interface Card
NTP: Network Time Protocol
NVIC: Nested Vectored Interrupt Controller
ODM: Original Design Manufacturer
OEM: Original Equipment Manufacturer
OOB: Out-of-Band
OS: Operating System
OSC: Oscillator
OSIF: Operating System Interface
OTA: Over The Air
OTP: One-Time Programmable
PA: Power Amplifier
PAA: Product Attestation Authority
PAI: Product Attestation Intermediate
PASE: Passcode-Authenticated Session Establishment
PB-ADV: Provisioning Bearer - Advertising
PB-GATT: Provisioning Bearer - Generic Attribute Profile
PBAP: Phone Book Access Profile
PBKDF: Password-Based Key Derivation Functions
PC: Personal Computer
PCM: Pulse Code Modulation
PDU: Protocol Data Unit
PER: Packet Error Rate
PFM: Pulse-Frequency Modulation
PHY: Physical Layer
PID: Product ID
PIN: Personal Identification Number
PINMUX: Pin Multiplexer
PKE: Public Key Engine
PLL: Phase-locked Loop
PON: Partial-On domain
POR: Power On Reset
PPE: Pixel Process Engine
PPT: ProPrieTary Protocol (2.4G etc.)
PRBS: Pseudo Random Binary Sequence
PRF: Pseudorandom Function
PRX: Proprietary Receiver
PSD: Power Spectrum Detection
PTX: Proprietary Transmitter
PWM: Pulse-Width Modulation
PXP: Proximity Profile
QDEC: Quadrature Decoder
QoS: Quality of Service
QSPI: Quad Serial Peripheral Interface
RAM: Random Access Memory
RCU: Remote Control Unit
RF: Radio Frequency
RMC: Remote Controller
RMII: Reduced Media-independent Interface
ROM: Read-Only Memory
RPA: Resolvable Private Address
RPL: Replay Protection List
RPR: Remote Provisioning
RSA: Rivest–Shamir–Adleman
RSCP: Running Speed and Cadence Profile
RSCS: Running Speed and Cadence Service
RSSI: Received Signal Strength Indicator
RTC: Real-Time Clock
RX: Receive
ScPP: Scan Parameters Profile
ScPS: Scan Parameters Service
SD: Secure Digital
SDHC: SDIO Host Controller
SDIO: Secure Digital Input and Output（A type of Secure Digital card interface）
SDK: Software Development Kit
SDP: Service Discovery Protocol
SE: Secure Element
SEG: segment LCD Segment signal
SEQ: Sequence
SHA: Secure Hash Algorithm
SIG: Special Interest Group
SMI: Station Management Interface
SMP: Security Manage Protocol
SNR: Signal-to-Noise Ratio
SNTP: Simple Network Time Protocol
SoC: System-on-Chip
SPAKE2+: SPAKE2+, an Augmented PAKE
SPI: Serial Peripheral Interface
SPI3W: 3-Wire Serial Peripheral Interface
SPP: Serial Port Profile
SRAM: Static Random Access Memory
SRRC: State Radio Regulation Committee
SWD: Serial Wire Debug
TBD: To Be Defined
TCM: Tightly Coupled Memory
TCP: Transmission Control Protocol
THD: Total Harmonic Distortion
TIFS: Time Inter Frame Space
TIM: Timer
TPS: Tx Power Service
TRNG: True Random Number Generator
TTL: Time to Live
TTS: Text-to-Speech
TX: Transmit
TxPower: Transmit Power
UARP: Apple Unified Accessory Restore Protocol
UART: Universal Asynchronous Receiver/Transmitter
UDP: User Datagram Protocol
UI: User Interface
USB: Universal Serial Bus
USB 2.0 HS: Universal Serial Bus 2.0 High-Speed
UT: Apple Unwanted Tracking detection
UTC: Universal Time Coordinated
UUID: Universally Unique Identifier
UX: User Experience
VBAT: Voltage Battery
VID: Vendor ID
WDT: WatchDog Timer
WFE: Wait for Event
WFI: Wait for Interrupt
Wi-Fi: Wireless Fidelity
WSP: Weight Scale Profile
WSS: Weight Scale Service
XTAL: Crystal
ZAP: ZCL Advanced Platform
ZCL: Zigbee Cluster Library