Others: STM32 MCUs related

Find out more about STM32 implementations with external components, discuss use cases, and discover how to use new tools and ST components.

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Resolved! The reset value of GPIOB register of STM32F401RCT6

When I simulate STM32401RCT6 with IAR,the MCU is on reset state;IAR shows the value of GPIOB register :ODR=0x00000280;but refer to the reference manual ,the reset value of GPIOx_ODR=0x00000000.Did I do something wrong when simulated?Thanks very much...

0693W000003RfuzQAC.png 0693W000003RfuBQAS.png
Pzhu.1 by Associate II
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Resolved! What is the digital pins's frequency of Nucleo-f303K8?

I tried to find the frequency that the digital ports of Nucleo-F303k8 can accept data (example: the arduino works with 10kHz on these pins), but i couldn't find anywhere. Someone can help me? I need to use some sensors and I need this information to ...

Rinoue by Associate II
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  • 7 replies
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Resolved! Demo program for STM32F769I DISCO board is not compiling in SW4STM32 IDE. ERROR "recipe for target ‘Middlewares/USBH_Library/Core/usbh_core.o’ failed"

IHello,I am new to stm32 board, I have a new STM32F769I DISCO board.I have downloaded the firmware�?en.stm32cubef7_v1-16-0�? from ST.com to run a “STemWin�? project under “demonstration�? folder for “STM32F769I-Discovery�?.While Build project i get t...

PULAG.1 by Associate
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STM32L0 eeprom wear leveling

HiI am working on a device that need to store some parameters in eeprom quite frequently. Is it there any eeprom wear leveling algorithm on top of HAL that I can use to extend the eeprom life?BRGilberto

GErma.1 by Associate III
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  • 1 replies
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Resolved! STM32L0xx hangs up by reading EEPROM

Hello!I have these code to store/read data in the EEPROM of my STM32L031K6..The write function works, the data is saved in flash correctly...When i want to read the data back, i falling in the HardFault Handler.... :\This is my Code: eeprom.h#define ...

Sany by Associate III
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  • 3 replies
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Printf no redirect

Hello, in my project I'd like to use printf for print debug messages, but if write printf("Test"), I don't see the string on the UART.I have redirect printf:#ifdef __GNUC__ /* With GCC, small printf (option LD Linker->Libraries->Small printf  set to ...

LBern.1 by Associate
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STM32L031K6 - How to Store Variables in EEPROM?

Hello!I am new in STM32, forgot my stupid question...How can i store a variable in EEPROM or flash?I have a STM32L031K6 Nucleo board, and got my CC1101-868MHZ transceiver with interrupts to work.I receive a unique address over RF, and want to store t...

Sany by Associate III
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