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Ask an Expert Forum cga to vga converter uPython
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  • State Not Answered
  • Replies 46 replies
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  • python
  • raspberry pico
  • ask_an_expert
  • microcontrollers
  • teensy
  • vga
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cga to vga converter uPython

rlaci
rlaci over 1 year ago

Hi

im new to uPython and needing some help with fast interrupts, port handling, reading into controller, handling the big amount of data and speed

my main aim is to get it working on raspberry pico, as colors 1bit resolution is enought as its an industrial equiment with RGBHV 15.6khz input(output from the machine) need to transfer it to 31khz VGA standard output for an lcd monitor

any help welcome

thanks!

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Top Replies

  • shabaz
    shabaz over 1 year ago +3
    There's a website listing monitors that support your resolution: http://15khz.wikidot.com/ I think it's far more likely that you'll be able to source a monitor if you search long enough on eBay, than…
  • beacon_dave
    beacon_dave over 1 year ago in reply to shabaz +3
    There is a PIO based implementation of a VGA driver discussed here if anyone is interested: https://www.youtube.com/watch?v=ZXMdZGQzrWg
  • michaelkellett
    michaelkellett over 1 year ago in reply to rlaci +3
    It's very, very difficult. You need to delve quite deeply into the data sheets. The things to look for are the IO toggle rate, maximum clock rate of internal RAM, and maybe some benchmarks of complete…
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  • kmikemoo
    0 kmikemoo over 1 year ago

    Sounds like an interesting project.  It would be interesting to see the finished product. Thumbsup

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  • kmikemoo
    0 kmikemoo over 1 year ago

    Sounds like an interesting project.  It would be interesting to see the finished product. Thumbsup

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