STM32 MCUs Embedded software

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Resolved! STM32H743 CubeH7 package DMA IFCR HAL Bug ?

Hi,I have been breaking my head, looking at the following code:STM32Cube_FW_H7_V1.7.0\Driver\STM32H7xx_HAL_Driver\Src\stm32h7xx_hal_dma.cSpecifically at the following:typedef struct { __IO uint32_t ISR; /*!< DMA interrupt status register */ __I...

Resolved! Software Bug I believe. Wrong register contents.

I am using Nucleo - L412KB I think I might have encountered a Software bug. As you can see in the screenshot, the contents of the PWR_SCR in the SW don't match with the one in the reference manual. The contents of this register are probably swapped w...

0693W000001r1c6QAA.png 0693W000001r1cQQAQ.png 0693W000001r1WNQAY.png

USB_HS_PHYC_PLL and 32 MHz

Hello,STM32F723 reference manual and header file stm32f723xx.h only define PLL values for 12, 12.5, 16, 24 and 25 MHz. stm32f7xx_ll_usb.c however also sets a value for 32 MHz.Do reference manual and header miss the 32 MHz value or is the low level f...

STM32F7 UTMI PLL stabilization time?

For the embedded USB-HS PHYC in stm32f723, STM32Cube_FW_F7_V1.16.0/Drivers/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_usb.c has a 2 ms delay in the PHYC initialization?Is this stabilization time specified somewhere? Or better, is there some register to po...