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Baggers
October 16, 2007, 8:04am Report to Moderator Report to Moderator
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That's one of the main reasons for doing the prop gfx, after all, what's the best companion for a propeller? another one also shows the awesome power of them and their endless flexibility.
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JT Cook
October 16, 2007, 2:21pm Report to Moderator Report to Moderator

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One thing you might want to consider is to make the card access friendly for other micros. So maybe place some solder pads or some other connectors. Maybe hook it up to a pic or something to show it off as well. You could market it as a GPU to other micro developers and probably sell more then aiming for the hydra or hybrid since the Prop is probably the only micro that can do video without tying up the entire chip.
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Coley
October 16, 2007, 2:36pm Report to Moderator Report to Moderator

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I am laying the board out in a DIP40 format precisely for that reason JT.
The Hybrid/Hydra Riser Card will have a DIP40 Socket on there as well as the Composite Jack and SVideo DIN, the PropGFX just plugs into this.

I see other micro's as the main market.

Baggers has coded in several different operating modes and is in the process of writing an API so that other micros can access it.


Regards,

Coley
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Baggers
October 16, 2007, 2:55pm Report to Moderator Report to Moderator
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In case Coley wasn't too clear, the PropGFX will be a DIP40 device, a little like propstick, but no overhang.
You can then therefore connect it to any micro-controller you wish, or anything that can control the 10 io bits.

You'll then of course need to set up Composite or S-Video connectors, with the Dip40 version obviously lol

But the Hybrid plug-in will have connectors attached already so you won't need to add or remove anything... as long as you have a hybrid to plug it into of course lol.
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JT Cook
October 16, 2007, 3:24pm Report to Moderator Report to Moderator

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Lol, you are way ahead of me then  
That should be a pretty sweet setup then. Use even a cheap pic, some graphics stored on a rom and you have the hardware close to an 80's arcade machine, console, or home computer. I can already picture something like Pacman with an SX pic, serial eeprom and that GPU.
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Baggers
October 16, 2007, 3:51pm Report to Moderator Report to Moderator
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Exactly, that's the main idea, it's not just for our Hybrid it's an self contained GPU on a dip40, so anyone can have full colourful tv out on even a PIC16F84 if they so chose. with eeprom for graphic storage obviously.  
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Baggers
October 18, 2007, 2:11pm Report to Moderator Report to Moderator
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Just thought I'd add pics from my plasma demo.
Will probably add more to it, at a later date, eg, scrolling text etc.

Baggers.








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Baggers
October 18, 2007, 7:37pm Report to Moderator Report to Moderator
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Here you go, I've thrown some sprites on over the top, like a good old retro 16 bit demo would be

This sprite overlay could have just as easily been over the movie player

Enjoy.










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Baggers
October 22, 2007, 6:55pm Report to Moderator Report to Moderator
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Hi All, Just added another Graphics mode to the PropGFX
DXT1 mode. which is a 16bit compressed image, decompressed in real time to be displayed onscreen. DXT1 is one of the many compression formats used by current graphics cards.
What do you think?

Baggers.







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potatohead
October 22, 2007, 7:13pm Report to Moderator Report to Moderator
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I think this is kicking some serious a**.
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Coley
October 22, 2007, 7:21pm Report to Moderator Report to Moderator

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You bet it is, it's kicking the Hydrass! lol
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potatohead
October 22, 2007, 7:30pm Report to Moderator Report to Moderator
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You know it.

Well done Baggars.  
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Baggers
October 22, 2007, 7:52pm Report to Moderator Report to Moderator
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Cheers potatohead
Well, the propeller is such a great little chip, I just wanna push it to the max, and make a cracking little device for people's electronics projects, where they can have tv out, or sprites or scrolling game if they want, even on a pic chip.
Connected to our Hybrid and a small composite/svideo LCD, this could even be a simple picture viewer.
What's amazing is that all the modes are in the cogs all at once, which is going to be my next addition, a split screen.
DXT1 or Bitmap Image at the top, and text screen at the bottom, how cool would that be for a text with graphical adventure
The possibilities with the PropGFX are almost endless. well in a 2D world anyway.
And well, when Prop2 comes out in about 2 years, just watch this space
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potatohead
October 22, 2007, 8:18pm Report to Moderator Report to Moderator
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I'm working on a split screen text, graphics driver right now.  Thinking the same thing.  Actually was thinking about the BASIC and how handy that is.  Was thinking about 4 lines at bottom, but thinking a display list too.  Maybe that's too complex for general use.

Thinking about overlay on that thing?  I've had a total swine of it on NTSC.  It's doable, but I had to step away and get some other stuff done first.    

What are the electrical details?  You've got R2R's feeding into the video modulator device.  Those are driven by the COG's, so more than one can do that work, anding the images together, same as where I'm headed with the reference circuit, right?

In 2D, this is kind of a distinctive option, IMHO.  HUD's, semi-trans color zones, simple bright objects, multiple resolutions at the same time (for maybe high color elements and high detail elements present and accounted for on screen), etc...  

Anyway, you are spot on.  Very nice and powerful GFX subsystem.  Perfect for the Prop.  
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Baggers
October 22, 2007, 8:28pm Report to Moderator Report to Moderator
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Yeah, I've been thinking of modding the basic, to allow andrew's music, and propgfx, so it'll have sprites etc too
I believe coley wants to reply to the other part
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