SWRU271I October 2010 – January 2020 CC2540 , CC2540T , CC2541 , CC2541-Q1 , CC2640R2F
The release history of the Bluetooth Low Energy software development kit (BLE-Stack), including detailed information on changes, enhancements, bug fixes, and issues can be found in Section 9.5. A porting guide for updating projects based on earlier BLE-Stack SDK releases to this version can be found in Section 9.3
NOTE
The TI BLE-Stack v1.5.x is qualified to Bluetooth 5.0 using the same core specification features as defined by Bluetooth 4.0 and implemented in previous BLE-Stack v1.4.x releases. References to Bluetooth 4.0 in this and related CC2540/CC2541 documentation using the v1.5.x release refer to functionality only. For an overview of TI devices that implement features defined by newer Bluetooth specifications, see www.ti.com/ble.