FAQs

STM32 MCUs Products

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

cancel
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Sign In to Post

STM32F100RC -- GPIO in standby mode

Posted on March 31, 2012 at 12:02What is the state of GPIO pins when microcontroller is in standby mode?  Each pin remembers it's own state: input, output, analog, pull-up, logic level on it?  Which document (datasheet, etc) and where specifies this...

sysop by • Associate II
  • 1605 Views
  • 4 replies
  • 0 kudos

Failed to load flash loader with STM32F4 Discovery

Posted on March 31, 2012 at 23:17Hello, I am using STM32F4 Discovery for a DSP project at my University. The professor uses the previous version of Discovery with the Cortex-M3. When I tried running his project on my board I get the following messag...

dfranch6 by • Associate
  • 1142 Views
  • 2 replies
  • 0 kudos

EXTIn: n > 4

Posted on March 29, 2012 at 07:30I have one external interrupt working fine, but I need to add a few more and I'm failing to understand how it all maps out.The one I have implemented is on PA3 and the ISR is void EXTI3_IRQHandler(void). Although the...

cmcquaid by • Associate
  • 585 Views
  • 2 replies
  • 0 kudos

Prescaler and timers

Posted on March 30, 2012 at 10:17How can I configurethePort Aprescalerto readevery 5seconds.What is theformulathat is used?Is there adocument that explains howI setthe timers?

eixp12 by • Associate II
  • 835 Views
  • 4 replies
  • 0 kudos

STM32 Pulse Counter

Posted on March 28, 2012 at 17:29I wonder if someone could help me. I want to count the number of pulses occured each ''x'' time. I could use a timer configured to generate an interrupt each ''x'' time. And the interrupt handler of this timer shou...

tecnico23 by • Associate II
  • 3164 Views
  • 19 replies
  • 0 kudos

Ethernet MAC on 64 pin F2 processors

Posted on March 29, 2012 at 18:24The product literature and feature table in the datashee (page 12), all seem to say that Ethernet MAC is only available on 100 pin (and upwards) STM32 F2 devices. However, looking a bit further down the datasheet, it...

Top