STM32 MCUs Embedded software

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Resolved! Hardware IPv4 checksum on an STM32F407 is not working, though all the proper settings are set. (Works on rare occasions, oddly)

I'm debugging a legacy application on an STM32F407 that uses the std peripheral libraries and LwIP 1.4.1, and except on rare occasions, hardware IPv4 checksums don't work; they all get sent out as zeroes. When I disable hardware checksums in lwipopts...

SHers by Associate III
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  • 5 replies
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Basic with stm32h7 and wm8994 audio

I bought stm32h745i-disco. Im starting with development of stm32. �?´m familiar with pic32 development but I need use dsp functions of stm32h7. I can wotk with adc, timers .. and I learn how to use CubeMX for development. But now I have problem to us...

ADobr.1 by Associate
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  • 3 replies
  • 1 kudos

Multiple USART using DMA and USB

Hello! I'm using a STM32F407VET6 to receive data from USART1 and USART2 with DMA and send it by USB, but I can only receive and send data from USART1.This is my callback functionvoid HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t Size...

SGonz.2 by Associate II
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  • 1 replies
  • 0 kudos