STM32 MCUs Products

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ITM_SendChar on NUCLEO-F767ZI with ST-Link Utility

Hi,I've got a NUCLEO-F767ZI and I've just tried calling ITM_SendChar and watching for the output using ST-Link Utility SWO Viewer.I see some strange characters in the SWO Viewer but not what I've sent.It looks like it is sort of working but that the ...

MBrow.13 by Associate II
  • 715 Views
  • 1 replies
  • 0 kudos

SQLite on STM32F7 series

I'm trying to implement a DataBase connection with STM32F779NIHx. I included the sqlite sources but received an error because the ioctl.h file is not present within the STM32F7XX HAL Driver. Where can I retrieve it?

GPapa.7 by Associate
  • 1041 Views
  • 3 replies
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Cycle Counter different when stepping

Hello,I'm currently doing some performance measurements using the DWT's CYCCNT register. As I understand the RM, the CYCCNT counts up for every core clock cycle (except when halted). However, I get different values in CYCCNT when stepping through the...

TLudw by Associate II
  • 1210 Views
  • 5 replies
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Adding LED APIs for STM32L476 Discovery board?

I am trying to create keil project for STM32L476VG Discovery board, I tried to include LED API through board support packages from Manage Run time environment.It leads to open STM32CubeMx and I have generated the code, While building the code I am ge...

SSaur by Associate II
  • 786 Views
  • 3 replies
  • 0 kudos

Running STMCUFINDER in 64-bit Linux (Opensuse)

Hello,recent STMCUFINDER installs without errors on Opensuse Leqp-15.0. Running as in the 32 or 64 bit ennvironment however gives: LANG=C linux32 ./STMCUFinderchdir /devel/STMCUFinder/.current dir /devel/STMCUFinderError: Unable to initialize main cl...

Run code from external RAM

Hello,for a new project I plan to execute the code from an external SRAM connected via FMC.Are there any experience on speed leakage?In an other Topic I read that there are losses of 4 times the speed compared to the embedded Flash.https://community....

Bombadil by Associate II
  • 1336 Views
  • 3 replies
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resetting the WWDG

Hey everyone,I'm a little confused. I've added the wwdg, but I'm not sure where to refresh it. Is there somewhere I can refresh it that should happen at a constant time, The examples I looked at simply place the reset in the code, but I have so many ...

con3 by Senior
  • 997 Views
  • 2 replies
  • 0 kudos

Resolved! NUCLEO-F722ZE I2C2 in slave mode doesn't work nothing.

Hi,I am using NUCLEO -F722ZE board for testing the STM32F7 and their peripheral features. Other peripherals I tested works fine, but I have encountered a problem with I2C2 in slave mode, that doesn't send ACK when the master calls it (status flags ke...

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RCata by Associate III
  • 497 Views
  • 1 replies
  • 0 kudos