STM32 MCUs products

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how to protect analog inputs ?

Posted on February 20, 2013 at 18:04hello forum, I am using analog inputs of STM32F103 to measure current of a DC motor using ACS714 hall effect sensor however at first trial the analog inputs burned becouse of high frequency ringing ( caused by the...

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DMA and DCMI

Posted on February 21, 2013 at 15:21 Hi I am using the stm3240G eval board. The DMA works fine for an image resolution of 300xBut when I increase the resolution I do not get any image. I am using DMA in circular buffermode and have tw...

nakulrao by Associate II
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Embedded World 2013 - Free Discovery Kits

Posted on February 11, 2013 at 09:01Please note that ST will distribute this year again significant number of variety Discovery kits for free during Embedded World show in Nuremberg, February 26-28. For more details and discovery kit registration li...

Ethernet Communication

Posted on February 21, 2013 at 05:52I am using STM32F107rb for ethernet communication. By default in the code it as been set to 10Mbps but i want to change it to 100Mbps so please let me Known where i need to change.... The corresponding code as bee...

aru by Associate II
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STM32F215VGT split memory problem

Posted on February 21, 2013 at 08:17Hi all, I’m working on a project using CrossWorks IDE Release 2.2.0.2012022100.14129, processor STM32F215VGT and ST-LINK/V2.I'm working on IAP (in application programing) and I needed a place where to put IAP fu...

donev_g by Associate II
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stm32f303 counter doesn't count

Posted on February 21, 2013 at 07:36Hello all, I have been on other forums and no-one has been able to help me so far. I am implementing a timer in a stm32f303 microcontroller. Below is the code that I am using to start it. Can anyone give a suggest...

jimpapay by Associate
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stm32 USART synchronous Mode

Posted on February 20, 2013 at 11:31 hello I want to use synchronous mode Usart But I'm totally confused When I activate the clock I can not determine if Master or Slave? Please help Me USART_InitTypeDef USART_InitS...

FATFS - slow

Posted on February 20, 2013 at 14:41Hi , A general question about fatfs and SDIO interface , i have a relative many read/seek operations in my program flow,and its taking a segnificant time of the all ''runtime''. Is there anyway to speed things up?...

STM32L Clock Issue

Posted on January 24, 2013 at 08:24Hi all, STM32L processor does not start function with the PLL clock. External Oscillator (HSE) = 8Mhz. PLL clock source (PLLSRC) = HSE PLL multiplication factor (PLLMUL)= 6. PLL Division factor (PLLDIV)= 2. SYSCLK ...