STM32 MCUs Products

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LIN problem after MCU(STM32G473) replacement.

CUBEMX, STM32G473 MCU is used.LIN communication worked well when using STM32F103, but after replacing only the MCU on the PCB board, LIN communication does not work.When the MCU was replaced, the HAL_Delay() function did not work,'#define USER_VECT_T...

SJ_KIM_1-1707280042462.png SJ_KIM_2-1707280063439.png
SJ_KIM by Associate
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  • 3 replies
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UART interrupt reception issue in STM32G4

Hi,I am working with STM32G4.I am communicating with STM32G4 with other controller through  UART interrupt communication. The data is transmitting and receiving between stm32g4 and other mcu. Some times I am not receiving the data properly from other...

Resolved! Fake STM32?

I had a board assembled through JLCPCB, which included mounting an STM32L071. When the PCB arrived, I loaded a program with a blinking LED in an infinite loop. Unfortunately, the program didn't behave as expected, and during debugging, I encountered ...

JR2963_0-1707242466076.png
JR2963 by Senior II
  • 1559 Views
  • 4 replies
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Issue with Hardware Semaphor

Dear ST support team, I am using STM32-H755 for my motor control application. I am using Hardware Semaphore for synchronization between two cores. What I did, I developed the notification release in M4  in a timer interrupt routine as below: void TIM...

Usage of Comparators with PWM Generation

I am trying to design a digital SMPS with an STM32G0.ST has lots of literature stating that the comparators can be used to control the duty cycle of the PWM from a timer.I understand the use of a comparator to detect a fault and output to the BKIN in...

AdinAck by Associate
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  • 0 replies
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Resolved! STM32G431C6 fails to power up sometimes.

I designed a board that uses the STM32G431C6 and is intended to connect in a chain with other similar boards, but I am having problems when powering them up. They turn on and work fine sometimes, but sometimes boards won't turn on. Each board I desig...

IvanOrot by Associate III
  • 1451 Views
  • 5 replies
  • 3 kudos