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I would like to write emulatorHi guys, I'm new to this forum but I realise that you must get loads of posts from people asking "how do I write an emulator" so I'll try and be spe…
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Decode Speccy display memory (16384..23295) to a bitmap, and ... -
I would like to write emulatorHi guys, I'm new to this forum but I realise that you must get loads of posts from people asking "how do I write an emulator" so I'll try and be spe…
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F.Read(Memory[0], 16384);
F.Free;
Filename ... -
On 48k, can I copy 4k before next screen updateFollowing on from my thread at [url="http://www.worldofspectrum.org/forums/viewtopic.php?topic=6423&forum=11"]http://www.worldofspectrum.org/forums/v…
... borders before the byte at 16384 gets drawn on screen. If ... the raster is again at 16384. At this time, if your ... -
Can Anyone explain sprites in Jet Pac/Atic Atac etcJet Pac was 16k, and yet the sprites were impressively fast. I notice they had a slight flicker at times, but were notmally pretty flicker free. W…
... 130 ; Last X
DEFW 16384 ; Last Screen Address
DEFW ... 170 ; Last X
DEFW 16384 ; Last Screen Address
DEFW ... 170 ; Last X
DEFW 16384 ; Last Screen Address
... 170 ; Last X
DEFW 16384 ; Last Screen Address
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New Turbo-Load version of Tales From A Parallel UniverseNot very interesting to most, but I know some of you still use 'real' Spectrums. While fiddling around with a program I created ages ago to build c…
... 'enter' at the RANDOMIZE USR 16384 prompt. What I tended to ... -
Need some help making a BASIC gameI'm creating a text adventure in 128 BASIC (I don't like using the 'keywords' in 48 BASIC - It's slow and annoying!) called "The Legend of The Red Dr…
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LOAD "myscreen" CODE 16384
[quote]3.) There ... -
Help required to calculate screen addressesDoes anyone have some code that calculates the screen address one pixel below the given address ? Is it best to use a lookup table ? Any examples of …
MemoryI am writing a game for the Spectrum and need to store a lot of map data. What is the lowest address I can start to store the data at ?
[quote]
On 2004-12-21 11:56, Dunny wrote:
16384, decimal.
[/quote]
What's wrong with using the 64K RAM modes of the +2A/+3? :)MemoryI am writing a game for the Spectrum and need to store a lot of map data. What is the lowest address I can start to store the data at ?
MemoryI am writing a game for the Spectrum and need to store a lot of map data. What is the lowest address I can start to store the data at ?
Anyone help re-factoring a tile functionI had some excellent feedback for re-factoring my function that displays the colour for my screen tiles. Can anyone offer some help to improve the fu…
Anyone help re-factoring a tile functionI had some excellent feedback for re-factoring my function that displays the colour for my screen tiles. Can anyone offer some help to improve the fu…
Let me see,
I think that your tiles are always fixed and starting at 16384 or 16386 and further horizontal and 16384 or 16448 and further verically. If so then the test for carry on E is unnecessary and E can be uphighed by SET 5,EAnyone help re-factoring a tile functionI had some excellent feedback for re-factoring my function that displays the colour for my screen tiles. Can anyone offer some help to improve the fu…
Anyone help re-factoring a tile functionI had some excellent feedback for re-factoring my function that displays the colour for my screen tiles. Can anyone offer some help to improve the fu…
Anyone help re-factoring a tile functionI had some excellent feedback for re-factoring my function that displays the colour for my screen tiles. Can anyone offer some help to improve the fu…
Interrupt timingsHow long does the ULA hold /INT low for on interrupt on each of the Spectrum models?
... to make a read from 16384 fall on the tested cycle ...