STM32 MCUs Products

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Resolved! STM32G071GBUx Bootloader Setup Problem

Hi, I am trying to configure my STM32G071GBU6 to enable reprogramming  the flash throguh USART1. I check the datasheet of STM32G071x8/xB, reference manual RM0444, and application note AN2026. It says I am supposed to configure the PA9 (USART1_Tx) and...

YuXiao by Associate II
  • 188 Views
  • 4 replies
  • 0 kudos

PWM jitter on a home made card

Hello everyone, Some time ago I asked on this website information about jitter on a PWM : Solved: PWM jitter - STMicroelectronics CommunityThe problem was that when generating a PWM, it wasn't very stable. At the time changing the source clock to the...

EliazLB by Associate III
  • 380 Views
  • 9 replies
  • 2 kudos

Error in initializing ST-LINK device

Hello everyone i had today while working with the NUCLEO H753ZI board and when i try to upload the code i had faced this error message when i try to connect with the cube programmer i faced this error and my LD6 pin is glowing with low intensity can ...

Screenshot (5).png WhatsApp Image 2025-11-18 at 8.00.21 PM.jpeg

Resolved! ROM Bootloader - only responds with 0xA5

I have two boards, both with the G473.I am using the ROM bootloader on SPI1. On one board, the bootloader works.  On the other, it only responds with 0xA5 during the initialization sequence.The MCU can program and run if I load it through the SWD por...

JBill.10 by Associate III
  • 252 Views
  • 5 replies
  • 0 kudos

TIMER Interrupt issue STM32

Hello, I am facing an issue with my code on my STM32F411I have a function that is starting a timer TIM5 I want to be able to handle channel 1, Channel 2, Channel 3 interrupt on output compare no output uint32_t ticks = ms * 10U; /* 10 kHz tick -> 10...

vbesson by Senior
  • 155 Views
  • 3 replies
  • 0 kudos

Resolved! RTC Low Power Wakeup in STM32U385xx

Update: I found out that HAL_PWR_EnableWakeUpLine() must be enabled to wake up the system.The system now wakes up correctly from Stop3 mode. With the SMPS enabled and all pins configured as analog, the current draw is approximately 5 µA, which matche...

alxm by Associate
  • 148 Views
  • 1 replies
  • 0 kudos

STM32H723 ADC Specification

I am trying to measure DC output of an RF detector (AD8363) using STM32H723's ADC. The Signal that is to be measured has about 80 mV - 90 mV of high frequency noise embedded on it. Due to inaccuracies in the measurement I am probing the measurement c...

Sarmad by Associate
  • 137 Views
  • 3 replies
  • 0 kudos