GLCD Running Marisa


Here’s Marisa running on my Arduino-powered 128×64 monochrome graphical LCD screen. In related news, I’ve started a separate blog for electronics stuff which I will probably be updating more frequently. There’s lots of other neat stuff on there too.

18 Responses to “GLCD Running Marisa”


  • Marisa is here
    Forever running. To where?
    Nobody knows! No!

  • Go Marisa, go!!

  • NO WAY THAT’S IMPOSSIBLE

  • Marisa: “Let me out of this thing!”

  • oAo!!! We gots to get her out!

  • THE WALFINGERS TOUCHING MARISA

  • Oh My God! Walfas`s fingers! I finally saw the “Walfas`s FINGERS”!

  • oh, walfas’s finger…

  • Curious…is there a particular advantage or purpose to using a GLCD versus any other type of display screen? (Not necessarily for this project; I mean in general.) And what differentiates a GLCD from any other LCD? (Well, the type used for calculators is obviously simpler in some fashion, but an LCD television would seem to qualify as a “graphical” LCD too.)

  • @Sprocket

    walfas would have a better answer, but if I recall correctly the difference is the way the information is pushed onto the LCD and refreshed. more a distinction important with older LCD arrays then nowadays though, I think

  • What is marisa doing? is she trying to get out or what? if so, then I sorry marisa you can’t.

  • @Sprocket: I’m not entirely sure. I guess it just depends on the context. Typically when talking about these kinds of small electronics things, an LCD simply refers to one of these two-color text-only displays, whereas GLCD indicates that you’d be able to display graphics on it instead of only text. When talking in general, I guess LCD TVs would probably count as graphical LCDs too, but it’s not necessary to make that distinction given the context (knowing that it’s a TV).

    Also yes, the way you send data to it is different too. This one is specifically a KS0108 type GLCD. LCDs that are larger resolution or have color take a more memory to run.

  • lol I wish I could do this on my TI-84Plus

  • @KirbyM:
    I think I understand. You’re confined to dealing with LCD screens that are, by definition, limited in their display capabilities, and GLCDs are what you need in that range of technology for any graphics display.

    So…why IS your project work restricted to GLCDs, as opposed to more standard monitors? I’m guessing they’re utilized in applications where graphics are needed but limitations on memory preclude any display more complex than a GCLD. All I can think of that might use such a thing, however, are the pretend-laptops and similar game toys I sometimes see in the stores. There must be more to GLCD applications than that.

  • This is probably more information I’ll ever learn about (G)LCDs and such than I’ll ever be learning at school for technology courses. Me likie.

  • @sprocket: ’cause I’m using an Arduino (it’s what’s in the red cardboard box). I can have it interface with my computer and display stuff on my monitor, but then it wouldn’t be portable, and isn’t nearly as cool-looking. Portability is the main thing, though; I can run this (and display data from other things like sensors) without needing to have my computer be on at the same time.

  • @Bog42
    I’ll never wash my eyes again

  • Wow, that’s quite a sudden step up from a servo…

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