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Forum Posts

Rare UNALIGNED hard faults on STM32H753ZI

I have project on STM32H753ZI and I am using ADC in DMA mode. Every few hours I get Usage Fault Unaligned access hard fault. Fault is invoked in my ADC_ConvCptlCallback in which depending on ADC value I decide about GPO stateStack during HardFault:Ha...

kicur by Associate II
  • 2965 Views
  • 3 replies
  • 0 kudos

STM32F446 USB

Hi,Just started working on a project based on the STM32F446RET MCU. Using the CubeIDE framework (code generated from .ioc file) and having some trouble with USB OTG FS Device mode. If I enable VBUS sensing, then the  USB doesn't enumerate. What's not...

alexxs by Associate II
  • 1649 Views
  • 1 replies
  • 0 kudos

F4 HAL CRC utility

Hi , have somebody link to exe or online or linux utility with same result as HAL CRC calculate? 

MM..1 by Chief III
  • 2921 Views
  • 6 replies
  • 0 kudos

Resolved! Configure stm32 timer as a counter of a RPM of a rolling gear

good morning   i was trying for sometime now to configure stm32 timer as a counter to count the pulses in order to count the RPM of a rolling gear and then show it on a lcd screen, and no matter what i do or change in the code or the timer configurat...

medraouf by Associate II
  • 3811 Views
  • 5 replies
  • 1 kudos

Resolved! STM32L151 ADC

I am working with the above device. I have created an .IOC file and auto-generated code. I can see the GPIO configuration for the simple I/O, but I do not see any pin configuration for the ADC inputs that I have selected. I assume that I will have to...

Wyorin by Associate
  • 1532 Views
  • 1 replies
  • 0 kudos

CS42L52 CODEC Not Working On Keil MCBSTM32F400 board

Has anyone ever had success getting the CS42L52 audio CODEC to work on the MCBSTM32F400 board? It is suspicious that there are no working code examples for the CODEC and it is also left out of the board's BSP support package. I have taken the time to...

BarryB by Associate
  • 922 Views
  • 0 replies
  • 0 kudos

SMT32L4 power consumption to high

Hi all,I have a project with a SMT32L431. Right now it is running on the nucleo-64 demo board (its a STM32L4 33RCT6P) so nothing is connected to the board.The project will use all UART and LPUART modules, the SPI1, the I2C2 and the CAN1 module. I hav...

bareil76 by Associate II
  • 1681 Views
  • 2 replies
  • 1 kudos

Resolved! LTDC usage on stm32h735 to display an image of 40x80

Can anyone tell me a sample code for LTDC display where im using stm32h735 and using a particular image of         40 x80 and wanted to display on LTDC display. Is there any better way to learn how to code for LTDC   

sid1401w by Associate
  • 1772 Views
  • 1 replies
  • 2 kudos

Resolved! STM32H7A3 Unique Device ID number question

Hi @mƎALLEm,I need to develop a unique serial number for one of our products that will go into production soon. I'd rather use the UID that is built into the STM32H7A3 chip but I have some questions.I understand that it is a 96bit value that I can re...

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