STM32 MCUs Products

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STM32L476 maximal SPI clock speed

We are using stm32L476 in one project where we need to access external SPI flash. I havesetup SPI clock speed to 10Mhz and it works without any problems, but at 21Mhz flash becomenon responsible. When I checked clock with oscilloscope I can see, that...

About STM32L4xx series

Hi,​We tested to rewrite the data into STM32L433CC.May i know why this device is unable to program data in second time?If i use STM32F072, and it is able to rewrite the data in second time.What is the different?​For example, i write the data at addre...

JHsu.14 by Associate II
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  • 3 replies
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Why are STM tools for Linux still 32-bit?

Most Linux distributions now are 64-bit. However the ST tools like > file STM32CubeProgrammerLauncherSTM32CubeProgrammerLauncher: ELF 32-bit LSB executable, Intel 80386, version 1 are still 32-bit executables. Furthermore the programs are picky about...

STM32F105RC PB6 always stay 0, EXTI never trigg

// PB6 Main sync pin GPIO_InitTypeDef GPIO_InitStructure; GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz; GPIO_Init(GPIOB, &GPIO_InitStructure);   ...

BSANT.17 by Associate II
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  • 10 replies
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Problem with USB Hish Speed on STM32F746G-Disco board

Hello,I have problems with some STM32F746G-DISCO boards on the USB High speed port.I have built an application which uses the USB-HS in host mode. On one board, it works fine, but on other ones I cannot make it work.To test the hardware and not my so...

STM32429ZI Dısc1 Gyro wrong data problem

I'm tring to write own L3GD20 library. I can read chip ID (but L3G sent to me ffd4 and its partially true). But I cannot read any axis of gyro. Partially gyro always sent to me FF or 00. I'm doing something wrong but I dont know what's wrong. How can...

RageLog by Associate
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  • 2 replies
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How to check the time between Timer start and ADC conversion

Hello all,I trigger the internal ADCs of a F3 microcontroller simultaneously with a timer1 update event. Now I would like to check the exact time between the timer start and the start of the conversion. I tried this with toggeling a gpio trigger pin...

Bench by Associate III
  • 664 Views
  • 4 replies
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Usb dfu upload own code

I have a problem with example from st with upload via dfu, when I want to upload the binary example from st via dfuse everything is ok and works great, but now I want to build my own code with simply toggle led. I change the flash address and vector ...

BWawr by Associate II
  • 712 Views
  • 3 replies
  • 0 kudos