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pgspro1 · 2019-03-22

The HAL file, stm32l4xx_ll_rtc.h has a bug in LL_RTC_ALMB_SetDay(). It should be using RTCx->ALRMBR instead of RTC->ALRMBR that is in the code.

pgspro1 · 2019-03-08

According to ARM Cortex-A Series Programmer’s Guide for ARMv8-A:15.1.2. Standby...This mode is entered using either the WFI (Wait For Interrupt) or WFE (Wait For Event) instructions. ARM recommends the use of a Data Synchronization Barrier (DSB) ins...

pgspro1 · 2019-01-25

The code is identical to the Disable version. The enable swapping is currently this:void HAL_SYSCFG_EnableMemorySwappingBank(void){ *(__IO uint32_t *)FB_MODE_BB = 0x00000000UL;} and instead of = 0, it should be the equivalent of 0x100.Also, the lower...

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STM32L4 RTC [LL driver]: Bug in LL_RTC_ALMB_SetDay(), should be RTCx->ALRMBR, not RTC->ALRMBR

HAL_PWR_EnterSLEEPMode() needs to have a DSB() before the WFI() or __WFE() according to ARM documentation

In stm32l4xx_hal.c, there is a bug with HAL_SYSCFG_EnableMemorySwappingBank().

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STM32L4 RTC [LL driver]: Bug in LL_RTC_ALMB_SetDay(), should be RTCx->ALRMBR, not RTC->ALRMBR

HAL_PWR_EnterSLEEPMode() needs to have a __DSB() before the __WFI() or __WFE() according to ARM documentation

In stm32l4xx_hal.c, there is a bug with HAL_SYSCFG_EnableMemorySwappingBank().

HAL_PWR_EnterSLEEPMode() needs to have a DSB() before the WFI() or __WFE() according to ARM documentation