STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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STM32F401 USART Bootloader Issue

HiI am having an issues trying to program an STM32F401 LQFP-64 chip over USART. Previously I have been able to do this on a STM32F103 with no issues.Boot0 pin is connected to Vdd and Boot1 is connected to ground. I am using USART1(PA9/10). When I sen...

krazzak by Associate
  • 454 Views
  • 3 replies
  • 0 kudos

Resolved! printf() working on one project but not another

I have 2 projects for a nucleo-H536ZI. the first project the printf()s work and are tied to the _write() function which I have debugged and proven. The second project the printfs() do not work using the same printf() & _write() function code again an...

JRM_02 by Associate II
  • 305 Views
  • 2 replies
  • 1 kudos

Problem with Flash writing and USB Host

Hello everyone,I'm working on a project with the STM32F412VET6 and I'm having an issue with flash writing when USB Host is active.When USB Host is active and I attempt to write to flash, execution gets stuck at the FLASH_FlushCaches() function, speci...

SDall.11 by Associate III
  • 213 Views
  • 1 replies
  • 1 kudos

Resolved! Failed to toggle a LED with STM32F429I-Disco1

Hello, My board is STM32F429I-Disco1, the LED pin is PG13 and PG14, and the pins are set to 1. (So, after I click the run button,the LEDs light up). After I write the code "HAL_GPIO_TogglePin(GPIOG, GPIO_PIN_13);" and "HAL_Delay(500);" in the "while ...

DJ_YANG by Associate II
  • 355 Views
  • 4 replies
  • 2 kudos

Resolved! STM32L4 Read Out Protection setup issues

Hi all,I'm having issues getting ROP Level 1 setup on an STM32L412.Below is the code which is run pretty soon after every reset.After ROP has been set, and the system reset, ROP always reads back as 0xAA which leads to a boot loop of this function be...

mwp by Senior
  • 402 Views
  • 5 replies
  • 4 kudos

USB host or usb cdc or UART

In my graduation project, I'm utilizing the STM32H735_DK microcontroller to communicate with a GMSL (Generalized Memory Scalable Logic) device. Typically, these devices are configured using terminal programs like Putty or TeraTerm. Commands, such as ...

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sana1 by Associate III
  • 899 Views
  • 18 replies
  • 2 kudos

STM32H747 and I2C bootloader

Hello,I'm designing an electronic board with STM32H747 microcontroller. This is my first time using a microcontroller with 2 cores.I would like to ask some questions about bootloaders:- how do I select bootloader over I2C (I2C1 on PB6/PB9 pins)?- at ...

SSerg.4 by Associate II
  • 227 Views
  • 2 replies
  • 0 kudos

Debouncing using registers

Hello, first of all, thanks for all the previous help to everyone. I want to debounce my input, using registers, but I'm running into the issue of it "not working" I am surely missing something in the logic I am overlooking.here is my interruptvoid I...

Petrarka by Associate II
  • 3127 Views
  • 1 replies
  • 0 kudos
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