STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

[partially solved] placing firmware on RAM

I placed the whole firmware on SRAM of STM32F746 and the reset handler is called from bootloader. the application firmware(app) is a simple one with led blinking and printing some messages on the terminal. I modified the linker script so that VMAs of...

Resolved! Cortex-M4(F) MPUs with Ethernet and FreeRTOS suport

Hello all,I'm new to ST. I'm looking for ARM Cortex-M4(F) MPUs that have Ethernet port. These chips would also need FreeRTOS support and a quick and easy way to build a server for IoT. I've looked at the G4 family, but can't find anything about Et...

gdori.1 by Associate II
  • 878 Views
  • 1 replies
  • 0 kudos

Resolved! RTC timing is slower up to 10 seconds every minute.

Hello,I run with eval board RTC_timestamp example:en.stm32cubeh7\STM32Cube_FW_H7_V1.3.0\Projects\STM32H743I_EVAL\Examples\RTC\RTC_TimeStamp\EWARMSurprisingly, there is a shift delay of ~9 to 10 seconds (!) every 60 seconds.I tested it as following:us...

ranran by Senior II
  • 2710 Views
  • 6 replies
  • 1 kudos

Resolved! custom bootloader - jump to specific address

Hello guys,I am trying to implement a custom bootloader based on stm32f103rb.I would like to jump in a flash address page e.g 0x8004000When i am calling the app_reset_handler(), debugger break at address 0xfffffffe with no debug information.I appreci...

TPrio.1 by Associate II
  • 2015 Views
  • 4 replies
  • 0 kudos

Hi I tested arm_rfft_fast_f32 function from CMSIS-DSP 1.4.5. i want to calculate frequency. whenver i am use arm_cmplx_mag_f32((float32_t *) FFT_Input_Array_1, FFT_Output_Array, Samples); this function given not proper calculate fft Result.

Hi I tested arm_rfft_fast_f32 function from CMSIS-DSP 1.4.5 i used external 16 bit adc to given input of the stm32f4 devlopment board using SPI DMA interface. This row count data from adc given to the input buffer that are given belowMy Problem is th...

Svish.3 by Associate
  • 1052 Views
  • 0 replies
  • 0 kudos