STM32 MCUs products

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STM32L452 Temperature

Hi,How can we extract a correct reading of the internal temperature of the STM32L452 in degree C?We currently read a number '141' but this is clearly not the CPU temperature which should be 22-28oCWe have followed the general app note on temperature ...

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
  • 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...

SLevi.1 by Associate III
  • 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...

ZZY_0-1700078072221.png ZZY_0-1700078428443.png
ZZY by Associate II
  • 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
  • 5 replies
  • 0 kudos