STM32 MCUs Products

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ST7540 application software doesn't work???

Posted on December 27, 2017 at 10:13STEVAL-IHP005V1 application software doesn't work???Hi all,I tried to install software for testing Power line module based on ST7540 and STM32.I installed it on window 7 and window 10, both of them can't start pro...

Resolved! Nucleo dev board default code

I have a Nucleo-F446RE and C031C6. The default code that came on the board uses the blue button to change the LED blink pattern... Is this code available? It would be very helpful to be able to see how it works.Thanks!!

BLynn.1 by Associate
  • 1778 Views
  • 9 replies
  • 3 kudos

Using Ferrite Bead for VDDA pin

I am trying to design a dev board using stm32 mcu but the issue is I cannot select a ferrite bead I know some basics of ferrite bead but what should I consider from my mcu’s side to select a ferrite bead for it can anyone help me about this or is the...

Asraful by Associate III
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  • 3 replies
  • 0 kudos

Resolved! CAN TX pin always high in NORMAL mode

I'm trying to set up CAN in the Nucleo STM32H723 eval kit, I can see the message written to the CAN RAM, but I dont see any activity on the TX pin using an oscilloscope. The CAN is configured in NORMAL_MODE, I have testes before with EXTERNAL_LOOPBAC...

MudKIP by Associate
  • 880 Views
  • 3 replies
  • 1 kudos

Resolved! About SPI1,2,3 CLK Config

We are developing using STM32H743.We want to set 100MHz for SPI1 CLK and 117kHz for SPI2,3. However, we cannot set it because of "clock tree" and "maximum divisible limit is 256".Is there any way to achieve the above configuration?

false trigger on break pin b12

Hello experts in my solar inverter i am running pwm at 19k with break enable function polarity high ,i have pulled down breakinput pin with 1k and has not used additional circuit of lm393 yet to control break but the break function falsely trigger au...

break.jpg
ahmash by Associate II
  • 563 Views
  • 3 replies
  • 1 kudos

Resolved! STM32L486VGT6 - Port mapping during Bootloader state

Hello everyone,In my project, I am using the STM32L486VGT6 microcontroller to manage several hardware peripherals. Additionally, I plan to utilize the bootloader feature to flash the code via the USBFS interface.As we know, when the MCU enters bootlo...

NirAlon_0-1733567896038.png NirAlon_1-1733567915738.png
NirAlon by Associate III
  • 733 Views
  • 4 replies
  • 1 kudos