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SPARK Microsystems SDK v2.3.0
  • Introduction
  • Features
  • Getting Started
    • Preferred Integrated Development Environment (IDE)
    • Prerequisites
      • VS Code Extensions
      • Hardware
    • Create the Virtual Environment with VS Code
    • Building Applications
    • Flashing an EVK
      • Setting up an EVK’s DFU Mode driver
      • Putting an EVK in DFU Mode
      • Flashing
    • Debugging with ST-Link Debug Probes
    • Viewing the Terminal
    • Time to Explore
  • Structure Overview
  • Hardware Description
  • Applications
    • Example
      • Audio Bidirectional
        • Description
        • Behavior
          • Audio Configuration
          • Audio Interface
          • Application Schedule
          • Pairing
          • Fallback
          • Clock Drift Compensation (CDC)
          • Board User Interface
        • Certification
          • Activating the Certification Mode
        • Terminal
      • Audio Unidirectional
        • Description
        • Behavior
          • Audio Configuration
          • Audio Interface
          • Application Schedule
          • Pairing
          • Fallback
          • Clock Drift Compensation (CDC)
          • Coordinator User Interface
          • Node User Interface
        • Certification
          • Activating the Certification Mode
        • Terminal
      • Connection Priority
        • Description
        • Behavior
          • Application Schedule
          • Pairing
          • Data exchange
            • Link Capacity Utilization
          • Coordinator User Interface
          • Node User Interface
        • Certification
        • Terminal
      • Datalink
        • Description
        • Behavior
          • Application Schedule
          • Pairing
          • Coordinator User Interface
          • Node User Interface
        • Certification
        • Terminal
      • Fragmentation
        • Description
          • Fragmentation
          • Auto-Reply
        • Application Data Flow
        • Behavior
          • Application Schedule
          • Pairing
          • Board User Interface
        • Certification
        • Terminal
      • Hello World
        • Description
        • Behavior
          • Application Schedule
          • Pairing
          • Board User Interface
        • Certification
        • Terminal
      • Hello World RTOS
        • Description
        • Behavior
          • Application Schedule
          • Pairing
          • Board User Interface
        • Certification
        • Terminal
      • Puretone Headset
        • Description
        • Behavior
          • Audio Configuration
          • Audio Interface
          • Application Schedule
          • Pairing
          • Fallback
            • Main Channel Fallback
              • Fallback Mode 1 - 48kHz/24-bit Uncompressed
            • Fallback Mode 2 - 48kHz/16-bit Uncompressed
            • Fallback Mode 3 - 48kHz ADPCM
            • Back Channel Fallback
          • Clock Drift Compensation (CDC)
          • Board User Interface
        • Certification
          • Activating the Certification Mode
        • Terminal
      • Star Network
        • Description
        • Behavior
          • Application Schedule
          • Pairing
          • Coordinator User Interface
          • Node 1 User Interface
          • Node 2 User Interface
        • Certification
        • Terminal
    • Tools
    • QSPI Configuration
    • Dual Radio Configuration
    • USB Audio Support
  • Cores
    • Audio Core
      • Introduction
      • End-User Application
      • Audio Core Components
        • Audio Pipeline
          • Audio Endpoint
          • Audio Processing Stage
            • Clock Drift Compensation
            • Audio Compression
            • Audio Fallback
            • Mute on Underflow
            • Mute Packet
            • Audio Packing
            • Sampling Rate Converter
            • Digital Volume Control
            • Audio Sample Accumulator
        • Audio Header
        • Audio Mixer
    • Wireless Core
      • Introduction
      • Concepts
        • Time Division Multiple Access
        • Network
        • Schedule
        • Frequency Switching
        • Addressing
          • PAN ID
          • Node Address
          • PAN Broadcast
        • Connection
        • Channel
        • Stream Types
        • Auto-Reply
        • Timeslot Events
          • Main Frame Transmission
          • Auto-Replied ACK
          • Auto-Replied Payload
        • Synchronization Methods
          • Standard Sync
          • Fast Sync
        • Dual Radio
          • Hardware Requirements
          • Certification
        • Topology
          • Star Network Topology
          • Peer-to-Peer Network Topology
          • Cluster Tree Network Topology
        • Concurrency
          • Personal Area Network ID (PAN ID)
          • Channel Sequence Randomization
          • Clear Channel Assessment (CCA)
          • Random Datarate Offset Protocol (RDO)
          • Distributed De-Synchronization Concurrency Algorithm (DDCM)
        • Sleep Modes
        • Modulation
        • Symbol Averaging / Chip Repetition
        • Forward Error Correction (FEC) Ratio
        • Inter-Symbol Interference (ISI) mitigation
        • Over-The-Air Chip Rate
        • Stop and Wait
        • Credit-Based Flow Control
        • Frame Fragmentation
        • Fallback Mode
        • Link Throttling
          • Limitations
          • Complete Example
        • Connection Priority
        • Latency optimization
        • Frame Structure
          • Data frames
          • Sync frames
          • Acknowledgement frames
          • Header Configuration
        • Certification Mode
        • Data Validation
          • CRC
          • Address filtering
          • SFD match
          • Max frame size
      • MCU Requirements
        • MCU Footprint
          • Memory
          • CPU
      • Schedule Design Consideration
        • Bandwidth
        • Retransmission Margin
        • Sync Timeslot (Beacon)
        • Concurrency Considerations
        • Latency Calculation
        • Case Study: Latency Evaluation of an Application
        • Schedule Design Trade-off
      • UWB Certification
        • UWB Certification
          • SDK examples
          • Certification Application Note
      • Power Saving Strategies
        • Power Consumption Optimizations
      • Pairing Module
        • Pairing Module
          • Pairing Usage
          • Pairing Configuration
          • Pairing Assigned Address
          • Pairing Discovery List
          • Device Role
          • Pairing Error
          • Pairing Events
          • Pairing Application Callback
          • Pairing Abort
          • Timeout
          • Application Code
          • Unique ID
          • Pairing Address Generation
        • Pairing Procedure
          • Pairing Phases
          • Authentication Phase
          • Identification Phase
          • Addressing phase
        • Pairing Module Wireless Configuration
  • API Reference
    • Audio Core API
      • Initialization
        • Audio Core Configuration
        • Audio Pipeline Configuration
        • Audio Endpoint Configuration
      • Statistics
      • Reference
        • sac_api.h
        • sac_error.h
        • sac_stats.h
        • sac_utils.h
    • Wireless Core API
      • Initialization
        • Wireless Core Configuration
          • timeslot_sequence
          • timeslot_sequence_length
          • channel_sequence
          • channel_sequence_length
          • concurrency_mode
          • memory_pool
          • memory_pool_size
          • chip_rate
        • Configure Concurrency
          • random_channel_sequence_enabled
          • rdo_enabled (Core)
          • ddcm_enabled
        • Wireless Node Configuration
          • role
          • pan_id
          • coordinator_address
          • local_address
          • isi_mitig
          • dynamic_phy_mode_enabled
        • Wireless Radio Module Initialization
          • Calibration
          • IRQ Polarity
          • SPI Mode
        • Wireless Connection Configuration
          • name
          • source_address
          • destination_address
          • max_payload_size
          • queue_size
          • timeslot_id
          • timeslot_count
        • Wireless Beacon Connection Configuration
        • Wireless Channel Configuration
          • frequency
          • tx_pulse_count
          • tx_pulse_width
          • tx_pulse_gain
          • rx_pulse_count
        • Enable Fast Synchronization
        • Enable Certification mode
        • Configure Sleep Level
          • Configure FEC Ratio
          • Configure Modulation
          • Configure Auto Synchronization
          • Configure Latency Optimization
          • Configure Fragmentation
        • Configure Credit Flow
          • Configure Throttling
        • Enable Connection Priority
          • Configure Acknowledgement
          • Configure Retransmissions
          • Configure Clear Channel Assessment
            • swc_connection_concurrency_cfg.enabled
            • swc_connection_concurrency_cfg.try_count
            • swc_connection_concurrency_cfg.retry_time
            • swc_connection_concurrency_cfg.fail_action
        • Configure Fallback
          • enable
          • fallback_mode_count
          • threshold
          • cca_try_count
          • swc_connection_add_fallback_channel
        • Wireless Status
      • Callbacks
        • TX Success
        • TX Fail
        • TX Dropped
        • RX Success
        • Event Callback
          • Connect Event
          • Disconnect Event
          • Error Event
        • Low Power Callback
      • Sending Data
      • Receiving Data
      • Statistics
      • Dynamic parameter change
        • Dynamically Change PHY mode (PHY rate and ISI mitigation)
      • Radio NVM
        • Formatted Output
        • Serial Number
        • Product Model
        • Product Version
      • Low Power Mode
      • References
        • SR1000
          • swc_api.h
          • swc_def.h
        • SR1100
          • swc_api.h
          • swc_def.h
        • Pairing
          • pairing_api.h
        • swc_error.h
        • swc_stats.h
        • swc_utils.h
    • EVK1.4 BSP
      • Introduction
      • IRQ Priority Scheme
      • Reference
        • evk.h
        • evk_audio.h
        • evk_button.h
        • evk_clock.h
        • evk_dbg.h
        • evk_def.h
        • evk_flash.h
        • evk_it.h
        • evk_led.h
        • evk_power.h
        • evk_radio.h
        • evk_timer.h
        • evk_uart.h
        • evk_usb.h
    • Quasar BSP
      • Introduction
      • IRQ Priority Scheme
      • Reference
        • quasar.h
        • quasar_adc.h
        • quasar_audio.h
        • quasar_button.h
        • quasar_clock.h
        • quasar_debug.h
        • quasar_def.h
        • quasar_dma.h
        • quasar_fifo.h
        • quasar_gpio.h
        • quasar_i2c.h
        • quasar_it.h
        • quasar_led.h
        • quasar_memory.h
        • quasar_power.h
        • quasar_pwm.h
        • quasar_radio.h
        • quasar_rgb.h
        • quasar_spi.h
        • quasar_timer.h
        • quasar_timer_ext.h
        • quasar_uart.h
        • quasar_usb.h
  • Development Environment
    • Prerequisites
    • Recommended Extensions
    • Creating a New Application Alongside the Example Applications
    • Build System
      • CMake External Resources
  • Porting Guide
    • Articles
      • Project Guidelines
        • Best Practices
        • Advantages
      • Hardware Platform Requirements
        • MCU Resources
        • MCU Performance
      • Facades and Backends
        • Facades
        • Backends
        • Working with Facades and Backends
          • List of Components with Facades
          • Hello-World Porting Example
        • CMake Architecture and Dependencies
      • SPARK Wireless Core
        • Implement the backend
          • Context Switching and Interrupt Management
          • SPI/QSPI Communication
          • GPIO Controls for Radios
          • Timer and Delay Management
          • Dual Radio Timer Management
        • Provide a context switch mechanism
          • In a bare-metal environment
          • In an RTOS environment
      • SPARK Audio Core
        • Implement the Backend
          • Implement the Endpoint Interface
      • SPI Implementation
      • BSP Validator
        • Description
        • Terminal
      • Profiler
        • Description
        • Using Processing Time to Optimize Timeslot Configuration
          • Scenario 1: Unidirectional Transmission Link
          • Scenario 2: Unidirectional Reception Link
          • Scenario 3: Bidirectional Link
          • Summary
        • Terminal
      • Porting Optimizations
        • Introduction
        • Instruction Cache
        • Core-Coupled-Memory
          • Memory Layout
          • Modifying the Linker Script
          • Copying from Flash to CCMRAM
          • Adding User Functions to CCMRAM
        • GCC Optimizations
          • Using the -Ox Flag
          • Removing the -fno-omit-frame-pointer Flag
        • Data Synchronization
        • SPI optimizations
      • Porting Checklist
        • 1 - Implement the BSP for a Custom User Board
        • 2 - Implement the Backend for the SPARK Wireless Core Facade
        • 3 - Implement the Backend for the SPARK Audio Core Facade
        • 4 - Implementing the Backend for the SDK Application
          • SDK’s structure guidelines
          • Facade Functions to Implement
  • Changelog
    • v2.3.0 - 2026-02-24
      • General
      • Applications
      • Documentation
      • Wireless Core
      • Audio Core
      • Quasar BSP
      • EVK1.4 BSP
      • Libraries
      • Modules
      • Middleware
      • Virtual Environment
      • Toolchain
    • v2.2.0 - 2025-08-28
      • General
      • Applications
      • Documentation
      • Wireless Core
      • Audio Core
      • Quasar BSP
      • EVK1.4 BSP
      • Libraries
      • Modules
      • Middleware
      • Third-Party
    • v2.1.1 - 2025-06-16
      • Wireless Core
    • v2.1.0 - 2025-04-28
      • Applications
      • Documentation
      • Wireless Core
      • Audio Core
      • Quasar BSP
      • EVK1.4 BSP
      • Drivers
      • Libraries
      • Modules
      • Middleware
      • Virtual Environment
      • VS Code
      • Toolchain
    • v2.0.0 - 2024-10-01
      • General
      • Documentation
      • Wireless Core
      • Audio Core
      • Quasar BSP
      • EVK1.4 BSP
      • Drivers
      • Libraries
        • Archive
          • Changelog (Pre-2.0)
            • SDK
              • v1.3.1 - 2024-09-17
              • v1.3.0 - 2023-12-20
              • v1.2.1 - 2023-10-18
              • v1.2.0 - 2023-05-31
              • v1.1.0 - 2022-11-30
              • v1.0.1 - 2022-06-16
              • v1.0.0 - 2022-05-27
              • v0.12.0 - 2022-03-03
              • v0.11.0 - 2022-02-04
              • v0.10.0 - 2021-12-13
              • v0.9.0 - 2021-11-09
              • v0.8.0 - 2021-09-30
            • SPARK Cores
              • Audio Core Changelog (Legacy)
                • v0.9.0 - 2023-12-08
                • v0.8.0 - 2023-05-31
                • v0.7.0 - 2022-11-30
                • v0.6.0 - 2022-05-27
                • v0.5.0 - 2022-03-03
                • v0.4.0 - 2022-02-04
                • v0.3.0 - 2021-12-13
                • v0.2.0 - 2021-11-09
                • v0.1.0 - 2021-09-30
              • Wireless Core Changelog (Legacy)
                • v0.9.0 - 2023-12-08
                • v0.8.1 - 2023-10-18
                • v0.8.0 - 2023-05-31
                • v0.7.0 - 2022-11-30
                • v0.6.1 - 2022-06-16
                • v0.6.0 - 2022-05-27
                • v0.5.1 - 2022-04-19
                • v0.5.0 - 2022-03-03
                • v0.4.0 - 2022-02-04
                • v0.3.0 - 2021-12-16
                • v0.2.0 - 2021-11-09
                • v0.1.0 - 2021-09-30
            • Misc
              • EVK BSP Changelog (Legacy)
                • v0.8.1 - 2023-12-08
                  • v0.8.0 - 2023-05-31
                  • v0.7.0 - 2022-11-30
                  • v0.6.1 - 2022-06-16
                  • v0.6.0 - 2022-05-27
                  • v0.5.0 - 2022-03-03
                  • v0.4.0 - 2022-02-04
                  • v0.3.0 - 2021-12-13
                  • v0.2.0 - 2021-11-09
                  • v0.1.0 - 2021-09-30
              • SPARK Drivers Changelog (Legacy)
                • v0.6.0 - 2022-11-30
                • v0.5.0 - 2022-05-27
                • v0.4.0 - 2022-02-04
                • v0.3.0 - 2021-12-13
                • v0.2.0 - 2021-11-09
                • v0.1.0 - 2021-09-30
              • SPARK Libraries Changelog (Legacy)
                • v0.6.0 - 2022-11-30
                • v0.5.0 - 2022-05-27
                • v0.4.0 - 2022-02-04
                • v0.3.0 - 2021-12-13
                • v0.2.0 - 2021-11-09
                • v0.1.0 - 2021-09-30
  • Glossary
    • Audio Core Glossary
    • Wireless Core Glossary
SPARK Microsystems SDK
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  • API Reference »
  • Wireless Core API »
  • Pairing

Pairing

  • pairing_api.h

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