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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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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
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