STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

How to push device in boot mode from User application

Hi,I am working on STM32L072CZY3TR controller. i performed the dfu using boot switch on the device but my requirement is to perform DFU on my device without using boot switch and enter in to boot mode from user application.is it possible from user a...

BChav.1 by Associate III
  • 1099 Views
  • 8 replies
  • 0 kudos

About Viewing source code of libraries used

I am using STM32L4 series microcontroller. I am debugging some code which uses standard C lib function fopen() and fread(). The code can be compiled and has no errors. For some reason fopen() function is returning NULL pointer when used. I wanted to ...

SSrid.1 by Associate
  • 833 Views
  • 3 replies
  • 0 kudos

Resolved! STM32F103 RTC calibration issue

Hi,I'm trying to calibrate my RTC by writing on the RTCCR register on an STM32F103 MCU. However, it seems like this is not taken into account as the 512Hz signal is still slightly out.I'm using the following code:PWR-> CR |= PWR_CR_DBP; // Allow acce...

LRegn.11 by Associate II
  • 1058 Views
  • 2 replies
  • 0 kudos

STM32F417 CAN Filtering

Heei,See figure 342 on page 1088 on reference manual RM0090 Rev 19. It denotes the 32-bit CAN filter register layout. I have the registers configured as described below:F1 register is 0x200000 (bit 21 set). e.g. stdid[0]F2 register is 0x1fe00000 (bit...

Jenny by Associate II
  • 637 Views
  • 2 replies
  • 0 kudos