v3.1

v3.1 - 30 May 2024

Added

• Add weak attribute to functions templates.
• Add SFX_UNUSED macro to remove extra warnings.

Removed

• Remove s2lp_hw_api.c from S2LP_RF_API_SOURCES in CMakeLists.txt.

v3.0

v3.0 - 03 May 2024

Added

• Add HW API functions to enter and exit shutdown mode with SDN pin.

Fixed

• Reset hardware latencies to 0 before calling HW API function.

Changed

• Update S2LP library from newer x-cube-subg2 GitHub repository.
• Use S2LP_CORE_SPI.h header instead of MCU_Interface_template.h to define SPI access functions.

Removed

• Remove s2lp.patch file since ST driver is now called as it is.

Known limitations

• LBT not implemented.
• Modulated CW not supported for type approval addon.

v2.0

v2.0 - 22 Mar 2024

Added

• Add dynamic amplitude tables computation to support all RF output powers.

Fixed

• Add cast on custom RF API error codes.
• Fix compilation warning in send function when ERROR_CODES flag is not defined.

Changed

• Improve HW API interface to support external radio front-end.
• Remove inline keyword on RF API functions redirection.
• Rename RCx compilation flags into RCx_ZONE for Microchip MCUs compatibility.

Known limitations

• LBT not implemented.
• Modulated CW not supported for type approval addon.

v1.3

v1.3 - 09 Nov 2023

Added

• Implement RF_API_start_continuous_wave() function for type approval addon.
• Add RF frequency parameter check in RF_API_init() function since it is not performed by ST driver.

Fixed

• Fix TX output power formula in ST driver (patch file update).
• Do not close radio driver in RF_API_error() function.
• Add missing pointer symbol on HW API callback syntax.

Removed

• Remove doc folder since images are now hosted on the GitHub wiki.

Known limitations

• LBT not implemented.
• External radio front-end not supported.
• Modulated CW not supported for type approval addon.

v1.2

v1.2 - 10 Aug 2023

Changed

• Improve spectrum template with new amplitude profile tables.
• Improve radio configuration steps.
• Simplify FIFO threshold management and uplink latency computation.
• Improve error codes definition.
• Rename internal process function.
• Use Sigfox types in driver.

Fixed

• Fix downlink reception issue in blocking mode (flag set missing).

Known limitations

• LBT not implemented.
• External radio front-end not supported.

v1.1

v1.1 - 28 Jun 2023

Added

• Add signal parameter to HW API GPIO get function for future use.

Fixed

• Replace RF API redirecting macros by inline fonctions to solve linking issues.

Known limitations

• LBT not implemented.
• External radio front-end not supported.

v1.0

v1.0 - 19 Jun 2023

General

• First version of the S2LP RF API implementation example.

Known limitations

• LBT not implemented.
• External radio front-end not supported.