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STM32F205 TIM5 PWM frequency calculation?

Posted on October 10, 2013 at 08:20 Hi, I will output a PWM Signal on a STM21F205 Pin A3 and use the following code: GPIO_InitTypeDef GPIO_InitStructure; TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStruct; TIM_OCInitTypeDef TIM_OC...

mail2 by Associate II
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APB 1 36MHz Limit

Posted on October 01, 2013 at 21:43I am using STM32F103R6 for a motor control application.STM states that the APB 1 frequency limit is 36 MHz, but I am using it with 72MHz and it looks like that all peripherals work fine. What risk am I taking? Is t...

sirpak by Associate II
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STM32F427 adding SDRAM with NOR Flash and SSD1963 to FMC

Posted on October 09, 2013 at 10:19Dear All, If I use the FMC external bus to drive SDRAM and also some NOR flash and a display via an SSD1963, do you recommend buffering the bus between the SDRAM and the Flash / Display? I've looked at various app...

STM32F4Discovery + AD7680 via SPI

Posted on October 07, 2013 at 12:32The original post was too long to process during our migration. Please click on the attachment to read the original post.

toeztuerk by Associate II
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Any iDea on using Circular Buffer for DSP application

Posted on October 06, 2013 at 19:11Hi,I want to know about the use of circular buffer so that I can efficiently utilize the cycles available to me every Sampling Interval, to make a low pass filter of order 3.Best Regards,Umair Mukati. #dsp-dma #...

contact2 by Associate II
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Accuracy of factory programmed VREFINT_Factory_CONV

Posted on October 09, 2013 at 15:43Hi, I'm using the STM32L151 for a project which needs some reasonably precise (~0.1%) voltage measurements.  I'm measuring the micro's 3V3 supply by converting the internal reference and using the factory programme...

STM32F10xxx DSP library FFT algorithm

Posted on October 11, 2011 at 12:34  Hi,I am using STM32F10xxx DSP library (not the CMSIS DSP) algorithm for calculating FFT of an input sequence.I want to know the order in which the input samples is expected by this algorithm and the order in which...

Systick default clock setting for stm32f3discovery_fw

Posted on October 08, 2013 at 10:42Hi all,I�m starting to deal with STM32F30 discovery.I need confirmation about my assertion on default clock configuration for the stm32f3discovery_fw.In file system_stm32f30x.c the define PLL_SOURCE_HSE_BYPASS is u...