STM32 MCUs Products

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STM32H7S78 USB CoreReset timeout

Hey All, Similar issue to this previous topic,I'm running into a timeout error every time I try and call  USBx->GRSTCTL |= USB_OTG_GRSTCTL_CSRST from the USB_CoreReset function in the example code. It seems like the previous solution was to make sure...

halfordC by Associate II
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I2C DMA endless while loop.

Hi I am having some issues where my MCU ( stm32f030C8T6 ) seems to get stuck in a while loop when using I2C1 and a AS5600 IC.I will paste the code below but give some more detail on the issue here.In the function named "void I2C1_Write_DMA(uint8_t sl...

table by Visitor
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  • 3 replies
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STM32L4P5RG debugging in low power mode

I'm trying to debug the board based on STM32L4P5RG in low power mode using the SEGGER tools (J-Link, RTT viewer, SystemView)The device enters the low power mode periodically using the callHAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_...

Alex7 by Associate
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Is it a bug? STM32F0xx HAL USART Driver

 Hello All,I am using USART peripheral to transfer a block of bytes. I am trying to do it using DMA. Because I want all bytes of USART frame should be dispatched without any gaps between them and my system has few interrupts that could bring gaps bet...

dma_circular.png

STM32H7 UART TEACK forever after clock switch

Hey together,I discovered a super strange a critical behaviour of the STM32H750 chip. Maybe you can help me to prove this issue. We have a firmware which is split into 2 parts (bootloader, application). Both BL and APP are using the UARTs to communic...

bl1.png app1.png
ESawa.1 by Associate III
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  • 4 replies
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STM32N6 H264 encoder motion vectors

Hello,I've been reading the reference manual for the STM32N6 and it's video encoder. There does not seem to be any registers that point to a region where the motion vectors are calculated, nor a memory map for the SRAM region mapped for the periphera...

Using STM32 IoT Cloud service as standalone?

Hi!I am prototyping and need something very simple to control e.g. LEDs, reading a sensor and handle provisioning.Can I use ST's IoT cloud standalone without Azure, AWS etc? Is there some simple step-by-step guide available about registration and how...

Timer output influenced by other timer

Hi everybody,I have TIM15, configured to PWM generation, in one shot configuration, using OC1N output. The output is set to 0 and timer disabled.. When I later initialize TIM1, the output of TIM15 goes high at the instant the Update event is generate...