STM32 MCUs Products

Have anyone tried CycloneBOOT library on STM32H7 series? Please give me some clues.

I have a problem. I have a hex file. About one year later, it doesn't work after downloading to MCU,There are no changes to this hex.MCU is STM32F103C8T6

About one year later,my hex file doesn't work after downloading to MCU(STM32F103C8T6),but every use is normal throughout the year,the hex file has no changes.but it's OK to regenerate ithe hex again.Why?

USART stops working after two/some days in STM32L475RCT7 microcontroller.

We are facing problem with USART in STM32L475RCT7 microcontroller. Recently we have migrated an existing product from MCU stm32f103rct7 family to STM32L475RCT7.All code changes are done properly and migration was successful. The product communicates ...

System Workbench: Doxygen setting blew up compiler

My code was compiling fine, then I turned on the Doxygen setting in preferences. Now i get lots of errors and warnings. My function prototypes say used but never defined. My functions say invalid storage class. I can't find what is broken. I turned o...

Why does NUCLEO-144 H723ZG measure period time with almost 1Hz error?

A 720mV RMS sine wave, biased to +1.25V is connected to the PB2 pin. PB2 is the COMP1 positive input. The COMP1 negative input is connected to the internal reference voltage (+1.22V) The output of the comparator is connected to PA0 which is the input...

External Winbond NOR flash interfacing to STM32F769AI through QSPI.

Hi STM Community,I have interfaced External Winbond NOR flash to STM32F769AI through QSPI. Write to memory and read from memory is working for less data. But for lengthy data write and read operations are not working. 

How to produce audio on STM32H745i-disco with the WM8994 audio codec?

I am having issues producing sound from the audio codec. I have tried the examples provided by ST but have not been able to get them to run. Is there a step by step guide to follow for more instructions?

HCI_HARDWARE_ERROR_EVENT occurr only when writeing/eraesing flash

Hi. I received a board in production state with FUS 1.1.1 BLE STAK 1.8.0 This board has a function to log data into flash peridically. Most of our board working well but this board fail to log data after few minutes from power on and BLE stack looks ...