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framebuffer mirror #11

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r3l4x-pt opened this issue Jan 18, 2024 · 3 comments
Open

framebuffer mirror #11

r3l4x-pt opened this issue Jan 18, 2024 · 3 comments

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@r3l4x-pt
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isit possible to mirror the hdmi to the st7793 tft?
@nopnop2002
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nopnop2002 commented Jan 18, 2024 •
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Since the resolution is different from HDMI, it probably won't display correctly.

You will need to create the process to import the HDMI output yourself.

@r3l4x-pt
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that is possible at least for SPI TFTs using FBCP.
there is isnt much info on the ST7793 but i did found a FB module for the ili9341 https://github.com/sammyizimmy/ili9341
and tried to modify it to work with the ST7793 but failed as i dont undersgand how that works

@nopnop2002
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You need to read the ILI9341 data sheet and understand the commands.

https://cdn-shop.adafruit.com/datasheets/ILI9341.pdf

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@nopnop2002 @r3l4x-pt