STM32 MCUs Products

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Resolved! Timer isn't accurate

I am using an stm32 timer calculator ( https://deepbluembedded.com/stm32-timer-calculator/ ) to get the settings for a 20ms timer and got the following values: https://imgur.com/a/oMHS17r which I set for my TIM16 timer.I am using the following code:v...

DavidL_ by Associate III
  • 642 Views
  • 2 replies
  • 0 kudos

Resolved! STM32H7S7 XIP Nor Flash + Internal Ram not an option

Previous post here didn't seem to get answered, so I thought I'd ask again.Is there a way to execute code with the XIP framework, but not using the external SDRAM for instruction execution?I'd like to use internal AHB or AXI Ram sections for code exe...

halfordC by Associate II
  • 813 Views
  • 3 replies
  • 0 kudos

Resolved! STM32G474 use boot0 pb8 pin as I2C1 SCL

Is it possible to use pb8 (boot0) as I2C1 SCL pin, it seems STM32CubeIDE let's me configure it that way. But how can I prevent issues with the boot function after reset? Since I2C is pull-up level, right?

CyberNerd by Associate III
  • 616 Views
  • 1 replies
  • 1 kudos

Resolved! How to design USB for STM32F105VCT6

Hi All,I want to design USB schematic for STM32F105VCT6. I read Introduction to USB hardware and PCB guidelines using STM32 MCUs(AN4879) and it said that STM32F105/STM32F107 has Pull-up resistor on USB_DP line.Question 1Can I design USB schematic wit...

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WPong.1 by Associate II
  • 1181 Views
  • 4 replies
  • 2 kudos

How to set interrupt handler on STM32?

How do you call an interrupt hanlder as a result of an interrupt (like systick) in the STM32F4xx library? Do you have to change the value in the vector table to point to the handler manually or how is this handled?

Lucaz by Associate
  • 777 Views
  • 4 replies
  • 1 kudos

Resolved! Writing to Backup SRAM on STM32H7S78-DK

I am trying to use the backup SRAM but get a hard fault when writing to the memory. I have unlocked the backup domain, enabled the backup regulator, and enabled the clock. What other step am I missing?   // unlock backup domain HAL_PWR_EnableBkUpAcce...

mbrossett by Associate III
  • 1056 Views
  • 6 replies
  • 1 kudos

STM32 peripheral for logical operations

Hi,I'm currently using the STM32G474RET6 controller for my application which makes use of the CORDIC coprocessor. I'd like to perform logical operations (say comparison checks) on the results from the CORDIC coprocessor using an external peripheral, ...

jman08 by Associate
  • 782 Views
  • 5 replies
  • 3 kudos

I cant download anyrhing from ST website

When i try to download STM32CubeMx from ST website nothing happens.https://www.st.com/en/development-tools/stm32cubemx.htmlI press "Get latest", than i log in my ST account, press "Get latest" again and nothing happens. I have no proxy on my  compute...

IvanEZZ by Associate
  • 464 Views
  • 1 replies
  • 2 kudos