STM32 MCUs Products

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Forum Posts

High Current on Nucleo H745ZI-Q in Standby Mode

Hello all,I am evaluating the STM32H745 for an application which requires very low power. I am using the Nucleo H745ZI-Q for this evaluation and STM example code I downloaded. The datasheet for the STM32H745 indicates that I should expect to see a cu...

USART1 interrupt handler not called

Hello,first, I'm new to STM32 Nucleo MCUs, so if I am asking something that is well-known in documentation of Nucelo boards please advise me to correct documentation.I have a project using a STM32 L432KC that gets serial data from another MCU and sen...

lorky by Associate
  • 6138 Views
  • 9 replies
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Resolved! USB INETRFACE OSCILLATOR

Hi , I am using STM32L072CBT6 for my project and I need USB interface. Is there any option to drive USB using HSI_RC ? Also we are using STANDBY_WITH_RTC for low power mode. Is there any way to wake up the system from low power mode using USB ?

Deepu joy by Associate II
  • 2377 Views
  • 5 replies
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How to use flash memory as a EEPROM in STM32G071CBT6

Hello! I'm using the STM32G071CBT6 controller for my project. I need to store certain values in EEPROM for my project, but unfortunately, this controller doesn't have built-in EEPROM functionality. Despite this limitation, I'm determined to find a so...

suriya by Associate II
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  • 5 replies
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Large size FFT

Hello,I have a large sample array of 2^22 values, coming from a high speed ADC, and saved in a RAM.I need to perform a FFT on this array. No real time considerations are needed, so the operation can take a while (several seconds for example), no prob...

AntoineW by Associate
  • 1606 Views
  • 1 replies
  • 0 kudos

Resolved! USB Supply needed for STM32L072CBT6

Hi , I am using STM32L072CBT6 MCU for my project. I have to use the USB pins of the controller, but in datasheet it shows the minimum preferred USB VBUS voltage is 3V. But the thing is in the same datasheet the USB VBUS voltage range is mentioned as ...

Deepu joy by Associate II
  • 1117 Views
  • 1 replies
  • 1 kudos

MAC address filtering doesnt let ICMPv6 packets in

Hi, I'm using NUCLEO-H743Z1 board with FreeRTOS+TCP stack. In the network interface of the stack I have configured the primary MAC address as 0x00:0x11:0x22:0x33:0x44:0x46 which gets written into the MACA0HR and MACA0LR registers in HAL_ETH_Init(). W...

TJosi.1 by Associate
  • 1199 Views
  • 3 replies
  • 0 kudos