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

STM32F051C Alternate Function Register problem

Posted on June 28, 2013 at 11:12Hi Everyone! Sorry for interrupting all of you, but I have a problem. Next year I will graduate from my University as an Electrical Engineer (at least on paper I will be one). For my thesis I'm currently using an STM3...

Periodic RTC wakeup without LSE

Posted on January 24, 2013 at 13:39Hi,I'm trying to make STM32F3 device wake up from sleep using LSI. According to datasheet it should not require LSE for such operation. I do get no wakeup interrupt if I don't connect 32khz external crystall or dis...

stgedas by Associate II
  • 840 Views
  • 5 replies
  • 0 kudos

STM32_Init.c

Posted on June 28, 2013 at 08:32Hello. I want build a stm32_init.c for stm32f2xx micro. I try to find it, but nobody create it. And so, I need a aid to start. Can you help me?Thanks

mosine by Associate II
  • 402 Views
  • 1 replies
  • 0 kudos

STM3210E-EVAL - Update NOR Flash

Posted on June 21, 2013 at 10:14Hallo all,How do I program the NOR Flash on the STM3210E-Eval board from my IAR platform? I'm experimenting with the STM3210E-EVAL demonstration firmware (UM0549) and accidentally deleted the contents of the NOR Flash...

matthias by Associate II
  • 874 Views
  • 2 replies
  • 0 kudos

I2S at 384kHz... can it be done ?

Posted on June 27, 2013 at 00:37Hello,   the I2S interface is specified up to 192kHz, and actually the  stm32f4xx_spi.h  file has defines from 8kHz up to 192kHz. I am wondering if anybody has ever tried to push the I2S interface up to 384kHz (and po...

overflow with arm_biquad_cascade_df2T_f32 function

Posted on June 25, 2013 at 14:40 Hi, I try to implement a IIR filter with the '' arm_biquad_cascade_df2T_f32'' function from the CMIS dsp libraries and I encountered a problem: my output datas and my pstate table are overflowed after ...

sebastien by Associate II
  • 1691 Views
  • 7 replies
  • 0 kudos

Starting two timers synchronous

Posted on January 12, 2012 at 21:59Hello everybody! In my program I have to start two timers exactly at the same time. In my current code I start them behind one another (just one line of code each) but unfortunately the error with this method is to...

STM32F101 unused VBat.

Posted on June 26, 2013 at 15:37Dear Sirs,I need to know when the VBat pin has only a 100nF capacitor to ground, isn't connected to Vdd and no battery is present.Thanks for advising.Antonio  #vbat-battery-backup

antonio by Associate II
  • 1917 Views
  • 9 replies
  • 0 kudos

Code Generator Tool

Posted on June 26, 2013 at 12:28Hello,It's my second week that I work with STM32 micro. I have a question. Does it exist a code generator tool? I know that CooCoox has this tool, but I'm working with uVision of Keil and I can't leave it.THANKS!!!

mosine by Associate II
  • 716 Views
  • 5 replies
  • 0 kudos