How does TouchGFX write image to SDRAM?
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‎2020-11-05 02:08 AM
Hi ST,
I am doing a project:
- Use TouchGFX to generate image, link to SDRAM, MCU will get and show on LTDC (MIPI-DSI Interface). I don't know how does TouchGFX link to SDRAM.
- How to build project touchGFX (MIPI-DSI interface)?
Thank you.
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TouchGFX
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‎2020-11-18 01:17 AM
Hi,
This is a very broad question. For your second point: Check out the DSI application templates from TouchGFX designer. The TouchGFX Generator in CubeMX only supports LTDC and custom display interface (LTDC = you get the driver for free, custom = you have to write it yourself).
For the first point: Not entirely sure what you mean here. But generally, a screen is rendered to the framebuffer (maybe SDRAM), and transferred to the display from here.
/Martin
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‎2020-11-18 01:17 AM
Hi,
This is a very broad question. For your second point: Check out the DSI application templates from TouchGFX designer. The TouchGFX Generator in CubeMX only supports LTDC and custom display interface (LTDC = you get the driver for free, custom = you have to write it yourself).
For the first point: Not entirely sure what you mean here. But generally, a screen is rendered to the framebuffer (maybe SDRAM), and transferred to the display from here.
/Martin
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