About Photonic_nail

Photonic_nail · 2024-09-19

Here's a corrected version of your text:Hi!I would like to ask the community if my design of the SDIO and USB bus looks fine. Previously, I was using a dev board (BlackPill STM32) to write data to an SD card, but I encountered some issues during the...

Photonic_nail · 2024-10-21

Hi,You were actually right about clocks . I had been playing around with different dividers on BlackBoard and then managed that clocks is needed to be adjusted as you say.Also, want say that i got my succes on my DIY stm32 board and different CubeIDE...

Photonic_nail · 2024-09-20

As I said before , different clock divider works if it higher then X10 and only with BlackBoard.90Ohms ? SDIO specification says that it's 50 Ohms .

Photonic_nail · 2024-09-19

>It's probably more likely to be caused by the code being unable to keep up, causing an underflow and a bus error that manifests as a timeout. Especially if it works with DMA.Thank you so much for your answer!Actually, DMA doesn’t help; it just goes ...

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Design of PCB with SDIO and USB (STM32F411CEU6)

Re: Design of PCB with SDIO and USB (STM32F411CEU6)

Re: Design of PCB with SDIO and USB (STM32F411CEU6)

Re: Design of PCB with SDIO and USB (STM32F411CEU6)