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uClinux running on STM32F437

Posted on May 28, 2013 at 22:42 Take a look at the video below, which shows Linux, in its uClinuxform, running on the STM32F437 microcontoller: http://www.youtube.com/watch?v=_uO8KfhfY2Y&feature=youtu.be The novelty of this con...

Usage of PRIMASK vs pending interrupts

Posted on July 02, 2013 at 20:57In a project I have a periodic interrupt (5ms) that misses a beat from time to time (1-2min).I have an os that will globally disable interrupts (set primask to 1) for very short time then re-enable them. I suspect it ...

Using LSE for RTC on a STM32F4DISCOVERY board.

Posted on February 24, 2013 at 02:29Hello everyone. As many may have noticed, the STM32F4 discovery boards comes with an unfitted OSC32 crystal (X3) & biasing caps (C16 & C27). Did anyone ever tried to provide  her/his the board with those missing c...

arnaljl2 by Associate II
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STM32F10C-Eval ethernet connector

Posted on July 02, 2013 at 10:46 Hi, I connected the ethernet port of the STM32F10C-Eval to my pc using an ethernet cable. But the led of the ethernet port is not blinking which means that the connection is not detected. I have changed the cable but...

STM32F4xx __disable_irq(void)

Posted on July 01, 2013 at 15:36 Writing in 'C', I use __disable_irq(void) before reading a value that gets updated in an interrupt service routine. __disable_irq(); //prevent serial interrupts Count = TSp->DataAvailable; //get number...

John F. by Senior
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STM32F333?

Posted on June 03, 2013 at 23:11When willthesaleSTM32F333, of which are  referred  in http://www.arroweurope.com/nc/services/downloadcenter.html?tx_abdownloads_pi1%5baction%5d=getviewclickeddownload&tx_abdownloads_pi1%5buid%5d=868&tx_abdownloads_pi1...

asrock70 by Associate II
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  • 3 replies
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STM32F10C-Eval ethernet connector

Posted on July 01, 2013 at 10:41Hi, I connected the ethernet port of the STM32F10C-Eval with the Hub using an ethernet cable. But the ethernet port is not detected. What  could be wrong? Thank you.

IAR EWARM project doesn't run with STM32 startup file

Posted on July 01, 2013 at 18:05I'm attempting to test out some basic programs on an STM32L151RD (Cortex-M3) using IAR's Embedded Workbench. I'm using an ST-LINK/V2 programmer. I've downloaded the Standard Peripherals Library and generally have been...

amayberr by Associate
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Imprecise bus fault

Posted on June 27, 2013 at 17:48I have recently run into a imprecise bus fault problem as indicated by my hard fault handler. I am using an Olimex STM-P103 development board (STM32F103RB CPU) and there is no OS or RTX present. I am pretty certain th...

dsjnews by Associate III
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STMStudio 3.1.1 does not show all variables on import

Posted on March 13, 2013 at 11:57Hi, after I updated the STMStudio I'm not able to import all variables from the .efl file. After selecting a file there are not all variables shown. I tried different toolchains, but the problem is still there. I use...