STM32 MCUs Products

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DMA Problem with USART

Hello,I have written these codes for transmitting an array to USART.1)The Message[21] Array fills up every 200us. It sets Flag=1 when data is ready.2) If the user makes the PB11 pin low it starts DMA section to transmit the data.(All data will transm...

parisa by Senior
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  • 1 replies
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Resolved! Starting timers in one pulse mode

Hello everyone,I read many of the posts on the forum and couldn't find an answer to this question: is there any way to start timers in one pulse mode other than through an external stimulus? that is, only through software? How could it be done?I am l...

LCatL by Associate II
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  • 2 replies
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STM32L4xx reference manuals System clock (SYSCLK) selection

RM0351 and RM0392 (and maybe others, haven't checked them all) contain this in the System clock (SYSCLK) selection sectionStatus bits in the Internal clock sources calibration register (RCC_ICSCR) indicate which clock(s) is (are) ready and which cloc...

berendi by Principal
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  • 2 replies
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Resolved! STM32F429I-EVAL Board FW

Hi -I have a STM32429I-EVAL board. Before I start mucking about with it, I would like the original firmware file (bin or hex file). I may want to go back to the original demo fw at some point. Here is the system info:Demo Rev: 1.4.5Board: STM324x...

Mary West by Associate II
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  • 3 replies
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Resolved! STM32H75O-DK Demo - does it run from RAM or QSPI?

Hi folks​I​'d like to ask about STM32H750B-DK. This a demo board based on the Value Line STM32H75O with 128kB Flash and 1 MB RAMI saw its demo​ movie on the YouTube and would like to understand whether it runs from the Flash or RAM? Or in other word...

Yevpator by Associate III
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  • 3 replies
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Resolved! How to use JTAG interface instead of SWO on a NUCLEO-144?

Hi everyone!I'm pretty new with STM32 microcontroller and STM environment. Now I'm playing with a Nucleo-H745ZI board and developing using STM32CubeIDE. This board is equipped with the st-link V3. It should be able to use both SWO and JTAG interface ...

Gabriele1 by Associate II
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  • 4 replies
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Store data to flash failed

The MCU is STM32L051C8T6 when i store my data to flash ,it always be failed .Is there any key point ignored by me, leading to some peripheral function conflicts。This is a very urgent problem。Thank you for all the answers �?�?Thank you allI am trying ...

YSHUA.1 by Associate
  • 635 Views
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