STM32 MCUs Products

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Forum Posts

DMA adds to the time delay of counters

Hello guys I just want to ask why adding a callback is causing additional time delay to counters. In my case I created a periodic pulse using the PeriodElapsedCallback which is in interrupt mode. I toggle the output every 300ms and this is working ...

RSy.1 by Associate III
  • 1019 Views
  • 4 replies
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Port A and B disabled when modifying Port D/E on F207ZG

Good afternoon (o;Testing a GPIB code on my Nucleo-F207ZG board...GPIB communication is just fine, which uses PORT D and Port E....Now I added SPI code which reads out temperature from a MAX31855 device....using PA5/6 for SPI and PA4 for chip select...

Davorin by Senior
  • 726 Views
  • 4 replies
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remote firmware update and flash delete

im trying to implement a firmware update via uart on stm32f042.turns out that in order to jump to system memory boot mode in mid program, i need to clear first 4 bytes of the flash (AN2606)also it turns out that it is not possible to delete only few ...

DSosk.1 by Associate II
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  • 3 replies
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Resolved! What TLS package is used for STM32F4?

Hi, I am new to STM32 platform. I am using the STM32F439 Nucleo-144 board and STM32CubeIDE. I noticed that in the STM32Cube graphic interface, I can't find anything for SSL/TLS? I did read about Polar SSL but I can't find it anywhere in the interface...

AJ_EE by Associate II
  • 2171 Views
  • 6 replies
  • 2 kudos

How to interrupt the STM32F4, with a pulse signal having a rising edge and after some ms followed by a falling edge.

Hello,I would like to know, whether it is possible to configure GPIO pins of STM32F4 MCU family to be interrupted by a pulse signal which has a rising edge and after 100ms followed by a falling edge, like in the screenshot attached. (something like h...

Loni by Associate II
  • 2077 Views
  • 7 replies
  • 0 kudos

Resolved! Multiple Slaves Connected to SPI3 in master mode, Fails

Hi,We designed stm32f7 based custom board and it consist 3 slave devices (FPGA) connected to SPI3 in master mode. when three slaves connected simultaneously & try to access one by one, first two slaves are able to read/write & 3rd slave fail to acces...

TShet by Associate II
  • 1466 Views
  • 7 replies
  • 0 kudos