STM32 MCUs Products

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Resolved! WWDG - max timeout so short?

I'd like to use one of the watchdogs on STM32F407, but I'm surprised the maximum timeout of the WWDG is so short (around 50millisecs, depending on clock speed).This is very restrictive, for example a sector erase takes much longer than this (and is a...

s_ by Associate III
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  • 6 replies
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Is it possible to use UART with more than one buffer?

I have no idea why this code is not working. I am sending chunks of a file with UART followed by short instructions of 2 bytes to tell the MCU whether another chunk is coming or to start playing the file.The MCU receives the first chunk without an is...

EYako.1 by Associate III
  • 2218 Views
  • 9 replies
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Continously Receiving UART Data and Transferring to DMA without Generating Interrupts With Variable Length Data on the STM32L475RE

I am working on a portion of code that handles some UART messages that come in periodically from an LCD. The reception of a message over UART from this screen will generate a response based on the parsing of the message received.It is part of a large...

EGold.3 by Associate II
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  • 9 replies
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Resolved! Strange interrupt handler problem on STM32H7

Another day, another bug....I'm trying to use ADC3 with BDMA on H753. Started from some cube-generated code that assigned BDMA channel 0 to ADC3.Allocated memory in SRAM4. Added interrupt handler for BDMA_Channel0 and ADC3.When I start the ADC3, I hi...

Pavel A. by Super User
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  • 9 replies
  • 1 kudos