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Time spent in WFI / Sleep

Posted on March 05, 2014 at 22:41Hello, I'd like to measure precisely the time spent in WFI / Sleep mode. Is there a non-too-intrusive way of doing that in software ? Thomas.

root by • Associate II
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  • 3 replies
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interference between IAP and user application

Posted on March 05, 2014 at 10:29Hi,I can't use the same timer in IAP code and user application code in the same time, even if I reset all registers and interrupts concerning this timer before jump to user application address. Note that I reallocate...

issa by • Associate II
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  • 7 replies
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STM32F051 debugger and pin remapping

Posted on March 05, 2014 at 15:31Hi All,I am facing the weird problem. I use STM32F0 discovery kit. I have my setup fully working with debugger integrated in eclipse. At some point, I decided to remap PA11 to AF_1 so that I can use the UART1 with fl...

STM3210E-EVAL uClinux software kit

Posted on March 06, 2014 at 06:31Hi guys I have a ST microelectronics evaluation board and I want to run the uClinux on it.For this after browsing for couple of days I got this document AN3012 - Getting started with uClinux� for STM32F10x high-densi...

piyush2 by • Associate II
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big problem with memory

Posted on March 06, 2014 at 04:44hello everyone today I have problem with memory but I cannot solve I don't know it relate stack and heap or not. in startupcode file, I initialize stack_size : 0x00013000 and heap_size : 0x00006000 because I read on ...

not enough memory

Posted on March 04, 2014 at 17:15hello everyone, I have problem about memory I download source code ''better string lib'' and I just add 3 C file to project, when I built no error happen, but I want to know exactly result then I debug, and program n...

Old DMA2 bug found in new MPU STM32F427 ?

Posted on March 04, 2014 at 13:59Hello, We use STM32Fxx MPU in many projects. During the developmentof new equipment with STM32F427, we have run into this problem:We useSPI4, which is controlled by the DMA. Streamer DMA2_Stream1 is used for sending,...

zbynek by • Associate II
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[newbie] how to use systick?

Posted on March 05, 2014 at 00:23Hi all,I saw many examples using systick interrupt handler to generate the accurate delay time (like the example below).  My question would be pretty simple here:  why does ''http://www.keil.com/pack/doc/cmsis/Core/h...

ESD and STM32F407

Posted on March 05, 2014 at 01:44It's ESD season once again. I have been getting far too many STM32-F407 TQPF IC's being blown up. I believe ESD is the culprit. Failure mode is a bit used as an input is blowing out the internal pullup or that what i...

VE7HR by • Associate II
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