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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LED won't blink (Timer with PWM)

Hi could somebody please help me with this: i am a beginner ,i have set the Timer_init and Gpio_init with bare Metal i'm working in STM32F429ZIT and i'm aiming to control GPIO pins PG13 and PG14 using the PWM channels with two channel each for every ...

Resolved! Speculation on STM32F767

Hello, I'm studying the STM32F767 MCU, and I noticed that in STMCubeIDE is possible to configure if the speculation is permitted, but I didn't find an explanation of this feature. If I set Speculation disabled, do I set the flash strongly-ordered? Do...

GGran.2 by Associate III
  • 471 Views
  • 6 replies
  • 3 kudos

Resolved! STM32F429 GPIO 5V tolerant IO behavior

Hello,i use at a STM32F429 the PD5 pin to drive a PNP BJT transistor to switch a sensor supply:PD5 is configured as open drain, and when the stm32 is pulling PD5 low, the transistor supplies the sensor with 5V power. This works so far.But when PD5 is...

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sk-st by Associate III
  • 1262 Views
  • 8 replies
  • 1 kudos

Resolved! STM32U575 SRAM data retention in Standby mode

 Hello,I am trying to make a program in which the micro stm32u5 is stored in ram memory some data after activating the Sleep Mode.For this I have defined in the flash file the SRAM2 memory that is supposed to be in charge of this and I have saved it ...

Resolved! STM32H753XIH6: issue with pins F1, F2, G2

Hi,I am using STM32H753XIH6 in a new design. The PCB is already manufactured, ready for the assembly. The issue is that I mistakenly designated the pins F1, F2 and G2 as NC in my schematic library model, but realized that the datasheet says they shou...

jd2 by Associate II
  • 180 Views
  • 1 replies
  • 1 kudos

STM32H7 gpio speed problem

Hello everyone,I am encountering difficulties with a project. I decided to use an STM32H7B0 microcontroller, which I had previously used in other projects, for a new application. However, I have encountered a difficulty due to the signal propagation ...

garinus by Associate II
  • 692 Views
  • 9 replies
  • 0 kudos

Resolved! SDIO port with 2 SDCARD Chip Select

Hello, I have a STM32F411 and I am ready using the SDIO port, I would like to connect 2 SDCARD to the SDIO port and be able to switch from one to another like using a CS Chip select GPIO. Is it possible ? how would I do that ? Thanks Vincent  

vbesson by Senior
  • 188 Views
  • 1 replies
  • 0 kudos