STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Resolved! Long delay in setting TIM status register bits

Hi,I am trying to use CC1 and CC3 inputs on TIM2 of STM32H7A3 to do some time-critial tasks (very ns fast time-stamping). I need to identify which CCxIF tiggered. Using STMCUBEIDE the skeleton interupt code worked fine in debug mode without the lines...

HWhit.1 by Associate III
  • 726 Views
  • 2 replies
  • 1 kudos

Resolved! ST Nucleo F767ZI USB not detected by PC

I've compiled my first program and I can't find a way to upload to the board.When I plug the USB, the onboard LED is lit, but my PC does not detect anything - I don't hear any "plug" sound, and I can't find any device in Device Manager (recognized no...

out_0-1719742246496.png
out by Associate
  • 804 Views
  • 2 replies
  • 0 kudos

Issue with Reading BMP280 Chip ID using SPI

Context: I am trying to read the Chip ID from a BMP280 sensor using SPI communication with an STM32 microcontroller. The expected Chip ID value is 0x58. However, I am encountering inconsistent results when calling the function to read the Chip ID mul...

00ef71ed-8c83-4ebc-9f56-f5dba0e7553b.png
Kaarthy by Associate
  • 973 Views
  • 0 replies
  • 0 kudos

How to choose crystal speed?

I just was wondering how you guys proceed to choose an external crystal, specifically what speed it should have...The clock management with its tons of PLLs and dividers seems to be able to scale up almost any source to a desired frequency.for the L4...

b.a. by Associate III
  • 5248 Views
  • 16 replies
  • 2 kudos

Selecting GPIO in shared pins for STM32G030F6

In pins that share more than one GPIO, how do you set the GPIO to connect to the physical pin?For instance, for pins PA12/PA10 and PA11/PA9 one can remap them using SYSCFG_CFGR1 register. But is unclear for the rest of the pins. For example, TSSOP20 ...

How to set Adc for maximum rate

I have design  pcb for Stm32H723VGT6 ( 100 pins  TQFP )  my job is read adc 12 bit and transfer over usb to PC  . i have set sysclk to 550 MHz and ADC clock to 64 MHz  so i got sample rate to 1.3 Msps but mcu are hot. So i have sysclk to 400 and ADC ...

tawat25 by Associate
  • 520 Views
  • 1 replies
  • 0 kudos