Release Notes for
STM32WLxx CMSIS
Copyright © 2020 STMicroelectronics
Purpose
This driver provides the CMSIS device for the stm32WLxx products. This covers
- STM32WL55xx devices
- STM32WL54xx devices
- STM32WLE5xx devices
- STM32WLE4xx devices
This driver is composed of the descriptions of the registers under “Include” directory.
Various template file are provided to easily build an application. They can be adapted to fit applications requirements.
- Templates/system_stm32WLxx.c contains the initialization code referred as SystemInit.
- Startup files are provided as example for IAR©, KEIL© and STM32CubeIDE©.
- Linker files are provided as example for IAR©, KEIL© and STM32CubeIDE©.
Update History
Main Changes
- Add atomic register access services:
- 32-bit register access: ATOMIC_SET_BIT(), ATOMIC_CLEAR_BIT(), ATOMIC_MODIFY_REG()
- 16-bit register access: ATOMIC_SETH_BIT(), ATOMIC_CLEARH_BIT(), ATOMIC_MODIFYH_BIT()
- Add define LSI_STARTUP_TIME used in default IWDG timeout calculation (HAL_IWDG_DEFAULT_TIMEOUT)
- Add reference to user manual for customization of CubeIDE linker files
Known Limitations
None
Dependencies
None
Notes
None
Main Changes
First Official Release
Contents
First official release of CMSIS drivers for STM32WLxx lines
Known Limitations
None
Dependencies
None
Notes
None