It looks like ST LINK sleep support broke on IAR EWARM v9.20.4
ST-Link V2 Link für STM8 STM32 komp. USB Programmer / Debugger mit SWIM SWD JTAG | 42project.net
STLINK-V3MINI STMicroelectronics | Mouser Deutschland
IAR EWARM Embedded Workbench
STM32 32-Bit Offene Entwicklungsumgebung (ODE) - STMicro | Mouser
IAR EWARM Embedded Workbench
Getting started with STM32WL5x MCUs using IAR Embedded Workbench® and MDK-ARM - Application note
Neues Buch: Programming with STM32 Nucleo Boards | Elektor Magazine
Getting started with IAR Embedded Workbench from IAR - YouTube
STM32 Graphics: How to use IAR EWARM with TouchGFX templates - YouTube
![manual:demos:nucleo_h743zi_iar [OpenBLT Bootloader]](https://www.feaser.com/openblt/lib/exe/fetch.php?media=manual:demos:stm32_nucleo_h743zi.png "manual:demos:nucleo_h743zi_iar [OpenBLT Bootloader]")
manual:demos:nucleo_h743zi_iar [OpenBLT Bootloader]
IAR EWARM Embedded Workbench
STM32 32-Bit Offene Entwicklungsumgebung (ODE) - STMicro | Mouser
IAR tips and tricks
Developing your STM32VLDISCOVERY application using the IAR Embedded Workbench software
RTOS Demonstration on STM32 ARM Cortex-M
STLINK-V3MINIE - Debugger und Programmierer für STM32-Mikrocontroller - STMicroelectronics
Developing your STM32VLDISCOVERY application using the IAR Embedded Workbench software
STM32 CubeMX EWARM开发流程备忘录_ktd007的博客-CSDN博客
在IAR（EWARM）中移植STM32固件库- 漠刀凡尘- 博客园
![manual:demos:nucleo_l073rz_iar [OpenBLT Bootloader]](https://www.feaser.com/openblt/lib/exe/fetch.php?media=manual:demos:stm32_nucleo_l073rz.png "manual:demos:nucleo_l073rz_iar [OpenBLT Bootloader]")
manual:demos:nucleo_l073rz_iar [OpenBLT Bootloader]
Waveshare 10053 ST-LINK/V2 (mini), 19,90 € - Welectron
STLINK-V3MINIE - Debugger und Programmierer für STM32-Mikrocontroller - STMicroelectronics
NUCLEO-F401RE STM32 Kernentwicklungsboard für STM32 F4 Serie STM32F401RE MCU 700646949779 | eBay
![manual:demos:nucleo_f091rc_iar [OpenBLT Bootloader]](https://www.feaser.com/openblt/lib/exe/fetch.php?media=manual:demos:stm32_nucleo_f091rc.png "manual:demos:nucleo_f091rc_iar [OpenBLT Bootloader]")