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Resolved! stm32f407 Disc and external stlink problem

Hi everyone I'm trying to use external debugger with my stm32 disc1 board. The problem is if i only connect the stlink and my board i can't debug it, but if I power the board with another usb port i can access it.So my question is why do i have to po...

Ahmetp by Associate II
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  • 5 replies
  • 1 kudos

STM32F437 External Memory Interface

Posted on April 13, 2015 at 14:00In one of our embedded systems we use a MR256A08B MRAM in conjunction with a STM32F437 microcontroller. Sometimes (increasing with temperature) we are observing the problem that we cannot write to discrete bits of th...

Resolved! Error: Interlacing the process

I am using STM32H7 and using the M4 core to output GPIO to control peripherals.I share data between the two cores using the share memory protocol.On the M4 core, I have turned off all interrupts and only control GPIO, but when measured, there is stil...

H723 Cubemax:SPI cannot recieve data

  I has been devloping an ECG program with ADS1292R and STM32H723VGT6.I has been struggling with a problem. The ADS1292R uses SPI and it's register can be read if I use STM32C8T6 which configuerd by libray finction.But when I configuer program with H...

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begall by Associate II
  • 1272 Views
  • 7 replies
  • 2 kudos

Keeping data on multiple STM32s in Sync

Hello,I need guidance on how to best implement a packet protocol to keep the data on multiple STM32F373 in sync with each other.  If possible, I would like to reach a 'refresh rate' of 30ms.  Packet payloads for data refreshed could be up to 50 bytes...

LMorr.3 by Senior II
  • 1090 Views
  • 6 replies
  • 1 kudos

STM32F411RE PC13 user button mode is only pull-up?

Hello ST community,I can't find on the st.com website the documentation showing the electronic circuit of the STM32F411RE, especially for the user button. In which document can I find it?On the web it seems that schematics from google image show that...

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