STM32 MCUs Products

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Forum Posts

STM32F3 PWM output problem

Posted on May 09, 2016 at 13:29Hi everybody, I am trying to use the PWM Output feat of the board's timers. In particular, I am trying to use TIM3 to drive some DC motors. I found an example in the CubeMX material which used the same timer to do thi...

adriano by Associate II
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F107 & LAN8720

Posted on May 09, 2016 at 09:30Hello, Why Lan8720A is usually used with F407, I want to use it with F107, are there limitations with F107?

flash libraries missing after cube generation

Posted on May 04, 2016 at 16:51I am using the Cube to generate some code which will use HAL and access the flash memory for an STM32F446ZET6.  I do not see any selections regarding flash in the Cube interface. After I generate the code a lot of key ...

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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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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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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