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Resolved! Disabling IWDG In Standby

I'm using a WB55 with IWDG enabled. I want to disable The IWDG when the device is in Standby mode. I have cleared the IWDGSTDBY bit using STM32CubeProgrammer, but I still get resets from the IWDG.What am I doing wrong? 

TWood.4 by Associate II
  • 241 Views
  • 4 replies
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Question of STM32WB OTA reboot problem

Hello, I have a question about OTA in the stm32wb series.I'm testing to add the OTA function to the board I'm developing.After full erase of MCU, I succeeded in downloading application bin file to MCU with STBLE Toolbox application.Afterwards, to upd...

SKmin by Associate
  • 131 Views
  • 3 replies
  • 3 kudos

Code Get Stuck

Hi,I am using STM32L072 LoRa discovery kit and enabled UART with DMA. Some times my code gets stuck in HAL_UART_Receive_DMA( ....) function at the line SET_BIT(huart->Instance->CR3, USART_CR3_EIE);This is called at the begining of the code. It wont r...

Code get stuck at

Hi,I am using STM32L072 LoRa discovery kit and enabled UART with DMA. Some times my code gets stuck in HAL_UART_Receive_DMA( ....) function at the line SET_BIT(huart->Instance->CR3, USART_CR3_EIE);This is called at the begining of the code. It wont r...

STM32WB FOTA Practical Questions

Hi all,Looking to implement FOTA on a custom board which uses the STM32WB55M module. I understand the principles of the FOTA solution and the services/characteristics and have looked over the relevant app note, but I have a couple of questions about ...

TBran.3 by Associate III
  • 712 Views
  • 13 replies
  • 4 kudos

Slow block read with SPI fatfs

Hello,I measured the performance of uSD card connected through the SPI on Read/Write operation.The weird thing is that the Block read speed is 3x to 4x slower than the write speed.  I'm writing/read 4kB of data and the SD card is formatted with 4kB a...

frnt by Senior
  • 282 Views
  • 12 replies
  • 0 kudos

PLACE_IN_SECTION(..) macro linking issues

Throughout the codebase the PLACE_IN_SECTION macro is used to place bluetooth related static variables into their own sections. I guess this is done increase the isolation from possible errors in other parts of the code.The sections (for example "BLE...

HRadt.1 by Senior
  • 150 Views
  • 1 replies
  • 0 kudos