Questions tagged [dragon-32]
The Dragon 32 home computer, made by Dragon Data, Ltd.
6 questions
8
votes
1
answer
853
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How did the Dragon modify 6847 video output timing for PAL?
The Motorola MC6847 Video Display Generator (VDG) generates video output with NTSC timings. (It does not do NTSC colour, however; it gives luma, R-Y and B-Y signals that need an external NTSC colour ...
- 29.5k
11
votes
3
answers
1k
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How can I understand numerical precision of values in Microsoft BASIC (on the Dragon 32)?
I implemented a differential equation solver on my Dragon 32 (which uses Microsoft Extended Color BASIC) but the results I get quickly diverge from those I expect, which are the same as those I get ...
- 953
3
votes
0
answers
468
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Do the Tandy CoCo and the Dragon 32 & 64 use all the same disk image file formats?
Tandy's TRS-80 Color Computer "CoCo" and the Dragon 32 & 64 were very similar but not clones and not the same. Floppy disk versions used totally different DOSes and disk layouts.
Both ...
- 8,214
5
votes
0
answers
194
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What does a "DK" signature mean at the start of track 0 sector 3 of a Dragon 32/64 floppy disk?
I'm looking at disk image files for the Dragon 32 / Dragon 64 computers.
The Dragon computers are very similar to the Tandy TRS-80 Color Computer "CoCo" but are not clones and are not the ...
- 8,214
3
votes
1
answer
709
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Loading a Tandy CoCo or a Dragon 32 machine code program from cassette with multiple "name blocks"
For the Dragon 32 and the TRS-80 Color Computer I've found two documents describing how loading from cassette tape works:Dragon 32 doc, CoCo doc.
They both say that a standard program consists of a ...
- 8,214
5
votes
1
answer
215
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Length of leader block in Coco and Dragon cassette tape header and .cas tape image file format
I've been looking into the format of .cas files for Tandy Color Computer and Dragon32 emulators. These files are almost exactly byte for byte representations of the data/audio/bit pattern of the ...
- 8,214