STM32 MCUs products

Showing results for 
Search instead for 
Did you mean: 

Forum Posts

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...


Resolved! Failed attempt on using 2 Timers to Toggle GPIO.

Hello , I have initialized two timers , Timer3 and Timer9. Im using Timer9 with 137uS period , setting my gpio pin high , starting Tim3 Interrupt with 54uS period for now .When Tim3 Interrupt occurs I simply reset my gpio pin.My problem is that I sho...

PWM Actual.jpeg PWM_Orginal.png
Oahme.1 by Associate III
  • 14 replies
  • 5 kudos

Jitter between ADC1 and ADC2 in ADC + DMA

First of all: I am aware of cannot see how the accepted answer solves the (my?) issue.Setup description:I useSTM32H723VGHxADC1 and ADC2 are setup inDual regula...

AndreasInhofer_0-1700646619735.png AndreasInhofer_1-1700646635388.png bad.png better.png

UART in Interrupt mode Stuck??

Hello all,I'm using STM32 F103CBT6 MCU on a custom board where MAXRS485 is used. Rx and Tx of the Modbus chip is connected to USART1 on the MCU.To receive and Transmit data I'm using UART in interrupt mode. The program also has 8 GPIO interrupts on m...

GSaw by Associate II
  • 3 replies
  • 0 kudos

Resolved! ADC Conversion time and Sampling time

I have an stm32f407g.In the reference manual (in the ADC section) I found several terms I am afraid I have confused between them.I would like to explain my reasoning with an example and get your feedback if I said something wrong. -------------------...

SmartSelect_20231116_182919_Samsung Notes_1 (1).png luke514_1-1700220904367.png luke514_0-1700220452982.png
luke514 by Senior
  • 7 replies
  • 4 kudos

Resolved! VREFBUF not working on STM32WLE5JC

Hello everyone,I'm trying to set up VREFBUF as an internal reference at 2.5V, but the configuration isn't working. I've seen there were issues with this (VREFBUF Enable Problem - STMicroelectronics Community), but even after rearranging the function ...

grf14 by Associate
  • 1 replies
  • 0 kudos