STM32 MCUs Products

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Resolved! USART3 RX not accessible on STM32F413 48 pin variants?

Am I seeing this right? According to the datasheet, the STM32F413xG/H only maps USART3_RX to PB11, PC5, PC11, and PD9. All four happen to not exist in the STM32F413CG/H variants with the UFQFPN48 package!Bit weird this doesn't seem to be noted anywhe...

liteyear by Associate III
  • 257 Views
  • 5 replies
  • 3 kudos

STM32 SPI FRAM FM25V05 EXTERNAL LOADER ?

Hello  hope some one can shed some light please,I have a STM32F446RE board with SPI1 setup for 8pin SPI FRAM memoryI have written my own firmware using DMA / SPI1 to read and write to this FRAM ICThis is a very fast no volatile memory IC that does no...

JHERI by Senior
  • 480 Views
  • 15 replies
  • 0 kudos

Resolved! HRTIM restart after DEBUG

Hallo,for security reason I have to stop HRTIM generating 3-phase signal for PMSM motor.It works as described in RM0433 (37.3.23) with DBG_HRTIM_STOP = 1: when debugger stops MCU predefined "FaultLevel" appears on outputs as expected. HRTIM goes into...

DrDro by Associate III
  • 726 Views
  • 2 replies
  • 0 kudos

TIM2 Bus speed

Hi,I have an stm32G0B1 that i'm working on. I want to use a timer "TIMER2" but the block diagram of the board doesn't not give the AP2B2 clock bus. I know with other boards is usually mentioned. Where do I go to look for it, as I have looked and I st...

block diagram.png

Resolved! RTC not maintaining the date and time as expected

I am experiencing issues with the VBAT pin on the STM32H753ZI Nucleo board. Specifically, the VBAT pin is not responding properly. I am using a CR2032 CMOS battery for RTC backup, but it is not maintaining the date and time as expected. When the powe...

Ematic_0-1753077475445.png
Ematic by Associate II
  • 324 Views
  • 5 replies
  • 2 kudos

Flash Image integrity inquiry

Hi,I am using STM32G07 for the slave side, and another MCU for the Host side.I would like to implement the device firmware upgrade of the ST MCU, and controlled by the Host MCU.There is only support for UART communication between two MCUs.ST MCU Prot...

TesterSAM_1-1753778391814.png