STM32 MCUs Embedded software

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NUCLEO-F743ZI FreeRTOS LWIp Problem

Posted on April 19, 2018 at 17:12I'm using CubeMx 4.25.0 to generate the basic configuration for NUCLEO-F743ZI board.STM32 MCU Package for STM32H7 1.20 installed. Default settings are used, FREERTOS and LWIP flags are enabled sys timebase source set...

STM32 Usb Mass Storage EJECT issue

I have Usb Mass Storage working well on my custom board device featuring an STM32F469AIH6 and an eMMC (SDINBDG4-8G). I can connect to either a Mac or Windows machine and the device shows up in the Finder/Explorer and you can read/write files just fi...

Craig B by Associate II
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Pin initialization defect on Nucleo F767ZI

In LwIP HTTP server demo, ethernetif.c, HAL_ETH_MspInit():...  /* Output HSE clock (25MHz) on MCO pin (PA8) to clock the PHY */  HAL_RCC_MCOConfig(RCC_MCO1, RCC_MCO1SOURCE_PLLCLK, RCC_MCODIV_4);...According to the schematic, this pin is the USB SOF i...

Sean1 by Associate II
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PLL initialization defect on Nucleo F767ZI

In main.c, SystemClock_Config(), the PLL is set up as follows:... RCC_OscInitStruct.PLL.PLLM = 25; RCC_OscInitStruct.PLL.PLLN = 400;  ... RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;...The implication is that the clock is 25MHz, and being divided down...

Sean1 by Associate II
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