STM32 MCUs Products

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Resolved! UART doesn't work

Hi evryone, I'm trying to initialise a very basic UART communication between my stm32 L552ZE-Q and my computer by following this tutorial: https://www.youtube.com/watch?v=dEQwSl8mCFs&t=924s I have no errors, no warning while compiling and the problem...

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_Louis_ by Associate II
  • 431 Views
  • 12 replies
  • 3 kudos

Analog Comparator False Initial Trigger

Hello,I am working with an STM32G071. I am using Comp2. I have configured it with the STM32CubeIDE. Presently, It is set to "medium" speed/power, and Rising Edge Input with High Hysteresis. The positive input is set to INP/PB6. The negative input is ...

Carl_G by Senior
  • 134 Views
  • 10 replies
  • 0 kudos

F103 PWM using DMA not working

Hi,I'm usingSTM32CubeIDE 1.6.1Windows 11I can get PWM working using both TIM1_CH1 and TIM2_CH2The frequency and duty cycle are as expected from the settings in the IOC file.However, when I try and do a HAL_TIM_PWM_Stop_DMA(htim, TIM_CHANNEL_1);I get ...

Jorgie by Associate III
  • 674 Views
  • 7 replies
  • 1 kudos

STM32F429 timer Question

im confused about the TIMPRE bit in the RCC_DCKCFGR does it only effect the apb1 and not apb2 timers cause the way it describes this bit it acts like the apb2  can be times 4 because it says PPREx so 1 or 2  but on cube mx im noticing when u enable t...

Problem with built-in bootloader over CAN with STM32F466

Hi, i can definitely use a push in the right direction as i am really stuck on this one. Goal is to push new firmware onto a STM32F446 via the built-in bootloader. For this i have connected two MCU's on a CAN bus, the receiving one is a STM32F446. I ...

bonzo by Associate
  • 120 Views
  • 12 replies
  • 4 kudos

DAC Sine Wave & Vertical Shift

Hi,I've successfully generated a sine wave using stm32 DAC. The current generated sine wave has the following properties; where min amplitude is 0 to max amplitude 4096 and the zero crossing is at 2048. I'd like to shift the output sine wave amplitud...