STM32 MCUs products

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Resolved! DMAMUX configuration

Hello community,I cant get the dma working on the stm32g474. What I did till now:- enabled tim15 -> working with interrupts- enabled dma req. on update event- enabled dma and dmamux clocks in rcc- enabled dma int in nvic -> can be triggered through n...

Restart issue

Hi , I am using STM32L072CZT6 for our low power application. We are using Standby mode with RTC for alarm and periodic interrupt wakeup. The device is wakeup and work properly for more than 12 hours hours. After that the controller didn't operate and...

Resolved! input capture on STM32F030

i want use TIM1 CH1 in input capture using DMA.The DMA is set to peripheral to memory and store the data in a buffer of 100 elements.When the transfer of the 100 data is completed i want generate a TIM1 interrupt. Wich kind of interrupt of TIM1 i hav...


Hi community,I'm having a STM32F407VET6 PCB board where VBAT is connected to a 10 uF decoupling capacitor [Instead of recommended 100 nF capacitor].in order to achieve some backup time when both the coin cell and 3.3V are not connected.My RTC is work...

Dhanoosh by Associate II
  • 9 replies
  • 1 kudos

Probability of peripheral failure on a STM32H7

 In the context of functional safety application, we are wondering the probability of a status bit failure on a STM32H753.A low-level software is frequently polling on status bits of peripherals. If this peripheral encounter a failure this is obvious...

Gpeti by Senior II
  • 9 replies
  • 5 kudos

HRTIM output is not observed as mentioned in datasheet

Hello Team,I would like to mention an error I’m facing while testing the HRTIM module in STM32G474RE Evaluation Board. Please find the error details below.Evaluation Board Used: STM32G474REIssue details:In the STM32datasheet: stm32g474ce_details.pdf ...

FEngi.1 by Associate II
  • 1 replies
  • 0 kudos

DR register outputs incorrect numbers STM32F407VG

Hey STMcommunity, I am trying to implement a Modbus protocol, however the DR register of the USART i am using does not output the correct numbers.    I am sending the following message to the MCU "11 03 00 04 00 04 07 58" (hex numbers) but get the fo...

Jordi__0-1702039723989.png Jordi__1-1702039866039.png
Jordi_ by Associate
  • 1 replies
  • 0 kudos

Resolved! Strange USB Behaviors

Greetings, Sorry if I am posting in the wrong place.  Maybe someone can point to the correct forum for me.Problem: USB HID 04 Joystick intermittently sends incorrect 12-bit analog data.Micro: STM32F103R8T6Details: A 1/2 Hz signal applied to analog in...

Loren by Associate III
  • 13 replies
  • 1 kudos