STM32 MCUs Products

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Flash - erases but won't write in application

Posted on November 05, 2015 at 19:43Im using the STM32F302vb with gnu tools and a jlink for programming and debugging.I'm am currently having an issue with a bootloader application which is a port from an F103 device that works. The problem I'm runn...

STM32f100: how start TIM1 interrupt handler

Posted on June 23, 2011 at 18:03Hi! I've to program STM32f100R4H6; particularly i've to manage TIM1 interrupt. Below there is my code..Thank you in advance.. ------------------------------------------------------------------------------------------...

How to conveniently read GPIO while it is in AF mode ?

Posted on November 05, 2015 at 17:59I'm interfacing with TI CC1101, it need to check MISO pin to low before start SPI transaction.Shall I change MISO pin to AF mode to Input mode before I read, and then change it back to AF mode to start SPI.Is  the...

sprhawk by Associate II
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  • 4 replies
  • 1 kudos

st link v2 error no elf loader found

Posted on October 27, 2015 at 22:06I just received my stm32f746g discovery board, tried to load a demo file and error pops up ''no elf loader found for this operation''. I have upgraded st link, and firmware but still get this error. How do I correc...

jara8462 by Associate II
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  • 2 replies
  • 0 kudos

STM32L152RE - Stop Mode Locking MCU intermittently

Posted on November 05, 2015 at 15:31Hello,I have an application where I enter stop mode once the processor is done with all its tasks.  I know the MCU is going to sleep because it draws < 1uA.  Prior to entering stop mode I change the UART RX pin to...

bmalchow by Associate
  • 540 Views
  • 1 replies
  • 0 kudos

STM32L476 USB FIFO Settings

Posted on October 31, 2015 at 22:43Hopefully this question has a simple answer. Currently I am writing some USB firmware (driver) for this device. All I am trying to do is complete a GetDescriptor command from the USB host. I seem to have no problem...

cmurp77 by Associate III
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  • 7 replies
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Can a touch bank consist of all channels?

Posted on October 15, 2015 at 23:27Can a touch ''bank'' of the STM32 touch library consist of 9 channels so they will be acquired simultaneously? (I use stm32l053). My issue is that I have 9 touchkeys and want to acquire the touchkeys as fast as pos...

purkovic by Associate II
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  • 1 replies
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STM32F3Discovery SB13 and SB15 for VCP via USB ?

Posted on November 02, 2015 at 21:15Is there a way to use uart on stm32f103c8t6 for VCP over debugging chip or is there a flash limitation for debugger firmware ? For Nucleo411 there is VCP support via STM32F103CBT6 which has twice as much flash as ...

[Bug] CubeMX, STM32L4, ADC synchronuous clock settings

Posted on November 05, 2015 at 14:56Hello I know the title says bug, but it's more a suggestion than an actual bug report since the CubeMX code doesn't really ''break'' anything. I just spent the last three hours bug fixing my ADC code and hoping t...