STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

SRAM Retention in Standby Mode with STM32G0 Value Line (STM32G0x0) MCU using un-document RRS bit 8 in PWR_CR3 register

There are conflicting things written in STM32 documentation regarding SRAM retention during Standby mode with SRM32 G0 MCU.For example, in RM0454 G0 Reference Manual it states two different things 1 paragraph apart .The UM2319 G0 HAL/LL Manual has a ...

0693W00000QKsZJQA1.png 0693W00000QKsaWQAT.png 0693W00000QKsabQAD.png 0693W00000QKsZeQAL.png

Resolved! Interrupt Time Base Generation in interrupt mode fails

Hi all,im trying to bring a timer interrupt to work. In the first step I want to create an LED blinky.For that I followed the instructions from the Knowledge base example (How to generate a one second interrupt using an STM32 Timer). The only differe...

0693W00000aIfBeQAK.png
DOrtf by Associate II
  • 2478 Views
  • 4 replies
  • 0 kudos

Resolved! stm32f302r8 i2c problem

hello i am working with i2c i used register for coding i2c but when i configure AFRH register i cant upload my code to my board i have target not responding error then i tried hal library but nothing changed

0693W00000aIrAJQA0.png

Resolved! Power on reset (PORRST) not detected on STM32L471RGT6

Hi, I am trying to detect whether a reset event was caused by power on rather than any other reset such as a button reset or a software reset. I attempted to use  if (__HAL_RCC_GET_FLAG(RCC_FLAG_PORRST) != RESET)but the compiler reports that PORRST ...

rwils.1 by Associate III
  • 2273 Views
  • 7 replies
  • 1 kudos

Resolved! Do the G4 series contain a DMA on timer break feature?

The RM0440 ch. 28.3.18 rev7 mentions on page 1128:> An interrupt is generated if the BIE bit in the TIMx_DIER register is set. A DMA request can be sent if the BDE bit in the TIMx_DIER register is set.Unfortunately, the DIER register does not contain...

Loebl by Associate II
  • 1015 Views
  • 2 replies
  • 1 kudos

Where single stepping with STM32H7 code works?

Some ARM/STM32H7 CPUs have a problem with single stepping through code. Which CPUs didn't have this problem? I have planned to use STM32H750 because it is now somewhat available, but I could swap.

LMI2 by Lead
  • 1047 Views
  • 3 replies
  • 0 kudos
SGhos.6 by Associate II
  • 820 Views
  • 4 replies
  • 0 kudos

Resolved! CubeIDE --- How to change .ioc file to update another file??

Good morning.....I have a CubeIDE prj with .ioc and main. All compiles fine. I have created a second file with a main function (gfsk.c). I have excluded the original main.c for build. I would like to know when I go back into the .ioc to make a sm...

SWenn.1 by Senior III
  • 1878 Views
  • 2 replies
  • 0 kudos