II. BLE-STACK (Support for CC2540/CC2541)


Release Date:  04 May 2021

This page contains specific information about II. BLE-STACK (Support for CC2540/CC2541) release package. Refer to the table below for download links and related content.


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  Title Version Description Size
Windows Installer for Simplelink BLE 1 x SDK Windows Installer for Simplelink BLE 1 x SDK 15169 K
Archive Installers 1.x Archive Installers for Simplelink BLE 1 x SDK

Supported products & hardware

Supported product family Supported products

What's New?

  • Fixed an issue with the pairing process. An initiator will now reject a confirmation value identical to its local confirm value (BLESTACK-5453).

Release Information

Texas Instruments' Bluetooth® Low Energy BLE-Stack™ 1.5.2 software development kit (SDK) for the CC2540 and CC2541 wireless MCUs provides a Bluetooth 5.0 qualified software protocol stack that includes all necessary software to get started on the development of single-mode and network processor Bluetooth Low Energy applications. The BLE-Stack 1.5.2 SDK is available royalty-free to customers using TI’s CC2540/41 Bluetooth Low Energy system-on-chip (SoC) family and supports development kits such as the CC2541 mini development kit and CC2540 evaluation module kit. Application development with this SDK is enabled by IAR Embedded Workbench for 8051.

BLE-Stack 1.5.2 is a maintenance update to the previous BLE-STACK 1.5.1 software and contains one bug fix.

Previous versions