STM32 MCUs Products

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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
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  • 3 replies
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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
  • 572 Views
  • 1 replies
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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
  • 582 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
  • 385 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
  • 701 Views
  • 2 replies
  • 1 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...