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andy817501 · 2024-09-20

stm32h743iit6threadx + usbxuse USB_OTG_HS as CDC host ,USB_OTG_HS dma_enable = ENABLE and enable the dcachevscode gcc13.2.0when i used the usb_host and opened the dma and dcache, the usb cannot work I have divided the memory area used by USB DMA int...

andy817501 · 2024-10-11

I understand what you mean, but I have already used no dcache in the memory area of DMA on USB , I don't need to use invalidate DCache before DMA Read , In my previous description, I have clearly described the MPU configuration of Ram-D2 , And the s...

andy817501 · 2024-09-29

I also have a similar problem. Have you solved it?

andy817501 · 2024-09-20

I have continued to address the byte alignment issue regarding DMA

andy817501 · 2024-07-28

Hello, have you solved it? I also encountered a similar problem

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H743IIT6 USB DMA and Dcache working together produce anomalies

Re: H743IIT6 USB DMA and Dcache working together produce anomalies

Re: Usage of HAL_PCDEx_SetTxFiFo() when using DMA

Re: H743IIT6 USB DMA and Dcache working together produce anomalies

Re: USB_OTG_HS and USBX (host only, MSC) doesn't detect connection.