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ugbasic:user:kw:raster_at
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ugBASIC User Manual

RASTER AT

SYNTAX

   RASTER AT [integer] WITH [label]
   RASTER AT [expression] WITH [label]

PURPOSE

Initialize a raster routine. In other words, asynchronously and in parallel with the execution of the main program, the routine starting from the label provided will be executed when the video raster on the screen reaches the value given.

EXAMPLE

  RASTER AT #$42 WITH rasterRoutine
  RASTER AT (rasterLine+1) WITH rasterRoutine

ABBREVIATION

 Rst At

AVAILABLE ON

  • Dragon 32
  • Commodore 128 (MOS 8502)
  • Commodore 64
  • Commodore VIC-20
  • Commodore PLUS/4
  • Olivetti Prodest PC128
  • Dragon 64
  • Thomson MO5
  • TRS-80 Color Computer 3
  • TRS-80 Color Computer

ANY PROBLEM?

If you have encountered a problem using this command, if you think there is a bug or the explanation is unclear, please open an issue for this keyword on GitHub. Thank you!

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