STM32 MCUs Products

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, ETH[FIN, ACK] and HTTP GET retransmissions

Good morning. I'm running an STM32F767Zi on a custom board, LwIP 2.1.2, no OS. The device acts as a HTTP server. I've got an issue where I get GET requests and [FIN, ACK] packets retransmitted by the web browser.192.168.5.106 - Client192.168.5.196 - ...

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pelgrimo by Associate II
  • 916 Views
  • 1 replies
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STM32U LPTIM Autonomous Mode

I am using the LPTIM3 with LSEAn external input is used to trigger a capture.The STM32U575  spends most of the time in STOP MODE 2.To keep the LSE active in the LPTIM use the following instruction:_HAL_RCC_LPTIM3_CLKAM_ENABLE(); // SET_BIT(RCC->SRDAM...

dhs by Senior
  • 1673 Views
  • 1 replies
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Power consumption of my HW

good morning,I am actually working on my STM32G431KB, I will use the power consumption tool of STM32cube once my code is complete but I would like to know if for now my calculations are correct.I want to use my board to power up 11 different sensor  ...

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Jad by Senior
  • 673 Views
  • 2 replies
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Resolved! Boot Issue with CM4 - STM32H745ZIT6

Hello Team,We have a custom STM32H745 board designed and We are able to get the IC up and running on cube programmer and even set option bytes. The board is designed with Nucleo-H745ZI-Q schematics and we have verified everything on hardware end.When...

Resolved! STM32H723 Flash Erasing before writing

Hi STM Community, I want to ask if I have to Erase Flash memory sector  (HAL_FLASHEx_Erase) before I write into flash memory (HAL_FLASH_Program)?I tried it and nothing happend. I want to be sure, that is not an accident.

adakPal by Associate II
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  • 2 replies
  • 2 kudos

Using Rx DMA with buffer inside memory mapped OCTOSPI?

I've successfully configured a 64Mbit PSRAM with the OCTOSPI peripheral of my STM32H7B0 microcontroller in Quad and memory-mapped mode, although according to another thread and the erratas of the OCTOSPI peripheral, I understand that you should only ...

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IJoe.1 by Associate II
  • 847 Views
  • 1 replies
  • 0 kudos