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From Wikipedia, the free encyclopedia
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This article does not cite any references or sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. (December 2009) |
The Thomson EF936x family is called Graphic Display Processor (GDP). The chip could draw at 1 million pixels per second, which was relatively advanced for the year of its release (1982).
[edit] Versions
Plastic or Ceramic
- EF9364
- EF9365 512×512 (interlaced), 256×256, 128×128, 64×64
- EF9366 512×256 (noninterlaced)
- EF9367 1024×512
- SFF96364
[edit] Capabilities
- Integrated DRAM controller
- Linedrawing, with delta-x and delta-y limited to 255 each. Support for solid, dotted, dashed and dotted/dashed lines.
- Built-in 5×8 pixel ASCII font. Support for rendering tilted characters, and scaling by integer factors (of course no antialiasing)
- Clear screen
The GPUs did not support direct access to the graphics memory, although a special command was provided to aid in implementing access to individual memory words.
See also: Thomson EF934x
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