There's a project that use LPTIMx as the tick timer: this way you can have FreeRTOS ticks updated even in STOPx modes (it's what you need imho).Changing SYSTICK prescaler (/1 or /8) is nice if you want to run occasionally faster, but you're generally...

Hi,I just solved this problem recently using FreeRTOS's configPRE_SLEEP_PROCESSING hooks. I created a blog post about it:https://kucu.io/2021/03/stm32-deepsleep-modes-stop-stop2-standby-freertos/Source: https://gist.github.com/zsellera/21ad396f35852a...