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Bluemelony · 2021-05-06

While I was looking for H7 DMA data,I saw the article below that DMA is not working on the H7 device.https://community.st.com/s/article/FAQ-DMA-is-not-working-on-STM32H7-devicesSolution 1 from that article is shown below.--------------------------...

Bluemelony · 2021-05-03

Hi !We are developing F746 MCU.This issue occurred while developing the USB OTG HS USB Mass Storage function by referring to the example file in F7 CUBE.It is normal to connect USB to MCU that operates as HOST and create new files with FATFS-based...

Bluemelony · 2020-02-03

HI!I'm currently working on a project using stm32F746-Disco board and Touchgfx.As you know, The stm32F746-Disco board used 128 Mbit QSPI memory.I'm running out of 128 Mbit SPI memory, so I'd like to use a higher capacity QSPI memory(256MBit).How...

Bluemelony · 2020-01-08

Hi !I'm making a small project using Touchgfx and STM32F746.I want to add video playback but I can't find any examples or projects to reference.so, Can I get examples or projects of playing video using Touchgfx?(like MjpegReader in STM32H7Cube.....

Bluemelony · 2019-10-28

I can't find "Configuring STM32F746g-DISCO" in TouchGFX Knowledge BaseThere are only boards in the photo belowPlease help..

Bluemelony · 2021-05-09

Thank you for your kind answer ! !

Bluemelony · 2021-05-07

Um...If I use H7 device DMA, is it right to do this?1. Enable ICache and DCache.2. Data RAM region in linker file(.Id) Change from 0x20000000 (DTCM_RAM) to 0x24000000 (RAM_D1).3. Define the DMA buffer as ALIGN_32BYTES.4. Use DMA Cache maintenance fun...

Bluemelony · 2021-05-07

Thank you for your answer!The CPU_CACHE_Enable() function contents are shown below.static void CPU_CACHE_Enable(void){ /* Enable I-Cache */ SCB_EnableICache(); /* Enable D-Cache */ SCB_EnableDCache();}And in the example, MPU seems to be not used...Ho...

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Confused about DMA and Cache on STM32 H7 devices.

STM32F747NG MCU USB OTG HS issue (Intermittent disconnection)

How to use different QSPI memory on stm32F746-Disco board.

Video Widget support possibilities

I can't find "Configuring STM32F746g-DISCO" in TouchGFX Knowledge Base

Re: Confused about DMA and Cache on STM32 H7 devices.

Re: Confused about DMA and Cache on STM32 H7 devices.

Re: Confused about DMA and Cache on STM32 H7 devices.