STM32 MCUs Products

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Forum Posts

STemwin: activate touch button with extern button

Posted on April 28, 2016 at 13:06Hey community, I am using StemWin 5.28 on the STM32f429 DISC1 board. I created a Windows with the GUIBuilder. This windows contains a button with the text ''start''. If I press the button something should happen. Thi...

stm32F746 + sdram problem

Posted on December 01, 2015 at 16:24Hi,I have an stm32F746 configured to run @ 216-MHz. My primary memory is an sdram configured on the block 2 (address 0xD0000000).My memory tests (running from the flash) are all OK (many different tests under diff...

Question on GPIO

Posted on May 08, 2016 at 05:21Hi all,I have seen a code where a GPIO pin is configured as output in push-pull mode but the pin is driven by an external circuit to low some times (essentially shorting the top transistor to GND). Is it safe to implem...

nps by Associate II
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  • 3 replies
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STM32L1 : interrupts not fired during flash programming

Posted on May 01, 2016 at 23:19Hi, I experiment a strange behaviour while saving some data in flash: Some interrupts are not fired as they are when not flashing. Timer11 is ''nearly ok'', tick is not, uart reception is not. The joined logic analyzer...

JulienD by Senior
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  • 9 replies
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Power consumption of STM32F407

Posted on May 06, 2016 at 07:45HelloWe are experiencing a problem in the power consumption of the STM32F407.Upon entry to ''main'' function we enter device into the standby mode as a first thing.At this point we measure power consumption and observe...

igor2 by Associate II
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  • 3 replies
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USB power

Posted on May 01, 2016 at 22:06Dear Community,currently I am experimenting with the STM32‘ demo usb stack (COPYRIGHT 2012 STMicroelectronics) to use it as a mass storage device. This works so far. However I wanted also to use the power delivered by ...

jogerh by Associate II
  • 450 Views
  • 2 replies
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.NET Micro Framework on the STM32F429 Discovery kit

Posted on May 06, 2016 at 19:44hiI wanna use the .NET Micro Framework  on STM32F429 discovery board. The STM32F429I_Discovery_NETMF_Package\NETMF_Binary_Image contains the NETMF binary image which consists of three hex files that should be loaded us...

Javad by Associate III
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  • 4 replies
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wakeup from sleep mode with uart interrupt

Posted on October 25, 2013 at 15:00Hi everyoneI'm trying to put my STM32L1 into sleepmode and wake it up again with an uart interrupt. So I send it to sleep using:PWR_EnterSleepMode(PWR_Regulator_ON,TRUE)which works, but now it does not wake up when...