This is the documentation for the latest (main) development branch of mcuxpresso sdk. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

Bluetooth LE controller

Main features supported:
- Peripheral Role
- Central Role
- Multiple PHYs (1 Mbps, 2 Mbps, Coded PHY)
- Asymmetric Connections
- Public/Random/Static Addresses
- Network/Device Privacy Modes
- Extended Advertising
- Extended Scanning
- Passive/Active Scanning
- LE Encryption
- LE Ping Procedure
- HCI Test Interface
- UART Test Interface
- Randomized Advertising Channel Indexing
- Sleep Clock Accuracy Update - Mechanism
- ADI Field in Scan Response Data
- HCI Support for Debug Keys in LE - Secure Connections
Main capabilities supported:
- Simultaneous scanning 1 Mbps and Long Range
- Scanning and advertising in parallel
- 24 connections as a central role
- 24 connections as a peripheral role
- Any combination of central and peripheral roles (24 connections maximum)
- 8 connections with a 7.5 ms connection interval
- Two advertising sets in parallel
- 26 Accept List entries
- 36 Resolvable Private Address (RPA) entries
- Up to six Chain Packets per Extended Advertising set
- Enhanced Notification on end of - Scanning/Advertising/Connection events
- Connection event counters associated to Bluetooth LE packet reception
- Timestamp associated to Bluetooth LE packet reception
- RF channel info associated to Bluetooth LE packet reception
- NXP proprietary Bluetooth LE Handover feature
- Decision Based Advertising Filtering (DBAF) - Experimental feature
- Advertising Coding Selection (ACS) - Experimental feature
- Channel Sounding - Experimental feature
  
  Note:
  
  Project configurations that require usage of the Bluetooth LE controller including all Bluetooth LE examples require the Radio Subsystem (NBU) Firmware to be re-programmed with the firmware provided in the SDK under middleware\wireless\ble_controller\bin.

Parent topic:Wireless connectivity middleware overview