Sega Fire Track

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benryves
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Sega Fire Track

Post by benryves »

Sort of "announcing my project", but it's not calculator related so I've stuck it in Off Topic.

I'm developing a conversion of the BBC Micro game Fire Track to the Sega Game Gear, after my conversion to the TI-83 Plus (ignore "Fire Track", "Fire Track 2" was the proper conversion).

Pictures and notes are here: http://www.gamedev.net/community/forums ... ?jn=273102 :)

Anyone else do any non-TI console development? I've done some mobile phone work in the past (ick, Java is the tool of the Devil!) so this is a nice return to Z80 coding.
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Post by tr1p1ea »

Hey ben, looks cool. Is Game Gear 16 colour or something? Ive done a smidgen of GBA coding but nothing too spectacular. The scrolling video is really nice too :).
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benryves
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Post by benryves »

The Game Gear is 32 colour, split into two palettes of 16 colour each. One palette is used for the background tiles, the other for foreground tiles.
The Master System had a fairly ugly palette (each colour value was held as an 8-bit colour, --RRGGBB), but the Game Gear uses two bytes per colour (----RRRRGGGGBBBB). I'm using the original Fire Track (which used four colours for the backgrounds) as the base for the tiles.
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Post by Spengo »

Sweet. Fire Track 2 is one of the best scrolling shooters for the 83+! :D
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Post by pacHa »

nice ben
I really think old consoles own almost all the newest ones :)

(oh an btw, completly off topic, I've seen ASCII madness II at pouet.net, and I like it, so here's a 'thumb up' :))
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Post by FrostFusion »

I love the sega game gear...wanna give m a copy for free when its done :D
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Post by benryves »

FrostFusion wrote:I love the sega game gear...wanna give m a copy for free when its done :D
I can't burn custom ROMs, if that's what you mean - the components are quite expensive themselves, a ROM burner would also be very expensive and I don't have any tools for surface-mount electronics. The dev cart I'm using is a £50 affair with what I assume are EEPROM or RAM chips on it that can be programmed with through the parallel port. The circuit board sticks a good way out of the top of the cart...
I will (naturally) release the .GG ROM file for use in an emulator, though. If you get a dev cart you could send that to it and play on hardware if you really wanted.

@pacHa: eh, thanks. :)
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Post by FrostFusion »

No i have a real sega game gear and an emulator. I just need the rom for the comp.
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Post by Kozak »

Game Gear also uses a z80 processor?
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Post by the_unknown_one »

Yes, Kozak, it does.

Specs:

Main Processor: Z-80 (8-bit)
Processor Speed: 3.58 MHz
Resolution: 160 x 146
Colors Available: 4,096
Colors on screen: 32
Maximum Sprites: 64
Sprite Size: 8x8
Screen Size: 3.2 Inches
Audio: 4-lyr
RAM: 24K
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