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STM32L4xx Internal RTC Timestamp

Hey, I try to get timestamp from tamper event when mcu supplied with VBAT, but value oftimestamp still 0, can anyone help me ?

dobs by • Associate II
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  • 2 replies
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DFU and DFUSE for STM32L476 Discovery Problem

Posted on October 22, 2016 at 16:36Hello,I am having an issue with DFU downloading to a STM32L476 Discovery board.- Compiled a simple LED switching application in IAR converted to DFU by the file manager (tried both bin and hex)- Tested via ST-LINK ...

STM32H743 errata

Posted on May 24, 2018 at 12:03I have designed a board using the STM32H743II. During integration testing of the software I have found the following issues related to the microcontroller (SCB->CPUID 0x411fc271) :1)SPI1 and ADC1 is not working when us...

Problem with SPI transmission on G071

Hi,I am having problems sending a part of an array with SPI. It is no problem to send 4 Bytes from the beginning of the array, but if I want to send 4 Bytes from another starting position (for example: start from tmp[1]) it does not work. In this cas...

BerndE by • Associate II
  • 1246 Views
  • 5 replies
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STM32L4 Backup Domain Register

Hey, I want asking something, I have a value on backup register, but when the tamper is active when power off, the value on my backup register was reset. On datashet get to protect the backup domain no erase or mask flag bit must enable. I set the no...

dobs by • Associate II
  • 452 Views
  • 0 replies
  • 0 kudos

STM32 + QT GUI Desktop

Hi,i use STM32CubeMX and Keil 5 for my embedded project and now I want to create a Desktop GUI using QT to command STM32,I want first to just create 4 buttons which correspond to 4 leds of the STM32F4 Disco Board,Please can anyone help me:Environm...

mmed by • Associate III
  • 533 Views
  • 0 replies
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Resolved! Problem in PWM generation on timer output channel

Posted on July 02, 2017 at 05:34Hello,I recently migrated to STM32 Platform and I'm trying to learn all the Peripheral features without using Standard Peripheral Libraries. Problem Statement: I am not able to  get PWM output on  timer output channel...

How to implement a 1D silder with the embedded touch sensor

I have a STM32F072RB that came with a touch sensor on it. What I want to do is to use it as a input to implement something like a volume silder. Anybody knows how I can get started? I found some an example from ST where the touch sensor is used as a ...

YDai by • Associate
  • 438 Views
  • 0 replies
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