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Forum Posts

Problem with timer external clock STM32F303VC

Posted on March 14, 2015 at 20:24Hello everybody. I try configure the timer 3 with external clock, but I have a problem. When done a signal in PD2 (ETR), the timer don't increase. I think that problem is for any enable clock... I use HAL libraries w...

uri_104 by Associate
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PWM input works on TIM2 Ch2 but not Ch3

Posted on March 14, 2015 at 11:40Hi, I'm measuring the pulse width on one line, using TIM2. Everthing is fine if I use Ch2 (on PD4 or PB3) but I can't get a reading using Ch3 (on PD7). I'm using : TIM_GetCapture1(TIM2) Here is the init code, thanks ...

read/write multiple files using fatfs

Posted on March 14, 2015 at 02:59i require to open multiple files simultaneously and, read and write multiple files using stm32f4 and fatFs , as a test i used f_open with 4 different file names and file pointers but only two files got created in car...

scholar by Associate II
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FIR filtering on STM32F4

Posted on March 12, 2015 at 09:36Hi,in my application, I need to make signal filtering using digital filters.I take ARM's DSP library and fir example, but it is not so useful for me, because there are samples stored in memory already and they are us...

tm3341 by Associate II
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STM32F105 SPI2 issue

Posted on March 13, 2015 at 19:06Hello all, I faced problems with SPI2. First I interfaced a graphic LCD on SPI bus and could not get to working properly, though it works well on an Atmel 8 bit controller. Spent more than 3 weeks without much luck. ...

nps by Associate II
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  • 5 replies
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DMA double buffer with STM32CubeMX

Posted on November 09, 2014 at 23:37I want to use DMA with double buffer. STM32CubeMX provides options for normal and circular buffer. Should I select circular buffer and then modify the source or is it better to wait for the next version of STM32Cu...

sdim by Associate III
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Invalid clock pulse on I2C

Posted on March 11, 2015 at 09:04 I am using microcontroller STM32F On reading EEPROM operation with I2C microcontroller gives 7 clock pulses instead required 9. There is fragment of transmitting on picture. When this cause o...

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sdianoff by Associate II
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