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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H7 single-core vs. dual-core

Hi,I am considering which solution to go for in a new product. To start with, I am going for a 480 MHz STM32H7 with high-resolution timer (HRTIM) for some quick PWM regulation. The regulation feedback is supposed to come from a fast ADC, so I need to...

EThom.3 by Associate III
  • 2535 Views
  • 10 replies
  • 3 kudos

Resolved! CAN FD multiple MCUs

I am trying to connect 2 NUCLEO-G0B1RET6 boards,using CAN FD. I previously did it using CAN, But now i am trying to connect these boards using CAN FD. So far no success,I want to know if it is possible to do it using CANFD.Kindly help me in this rega...

Resolved! STM32L452 LSE not starting

I have an STM32L452 rigged to use an external clock so we can keep the RTC running. Schematic attached.X2 is a clock from SiTime, programmed to be 32.768kHz. C36 is a supercap acting as battery backup. I used STMCube to generate the startup code to f...

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SLevi.1 by Associate III
  • 2631 Views
  • 16 replies
  • 1 kudos

Resolved! USB host on STM32L475 board with FATFS

Hi! Hope everyone are doing well! I currently encounter a problem and can't solve it. I want to write some pieces of data into a file in a usb-disk and now the Appli_state is constantly idle even I connect the USB-Disk already.This is a test demo cod...

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ZZY by Associate II
  • 1135 Views
  • 5 replies
  • 0 kudos

SPI DMA transfer issue on STM32H743

 I am reaching out to seek your expertise regarding the DMA transfer issue on SPI that I encountered while using the STM32H743 microcontroller.When an EXTI LINE 0 event (data ready) occurs, attached to the code is a program in which 30 bytes of 0xFF ...

oseaw.1 by Associate II
  • 3857 Views
  • 5 replies
  • 0 kudos

STM32F407 I2C INA232 Problem

Hi everyone,I am using STM32F407 to read voltage and current values from INA232 and TCA9548.I have 8 INA232 so I used TCA9548 as I2C Switch.I have coded as follows:1. SET TCA9548 on Port 12. Read the voltage value on INA232 at port 1The result I get ...

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Hoi by Associate II
  • 775 Views
  • 1 replies
  • 0 kudos