Definition of "PETSCII"

PETSCII

proper noun
1. (computing, historical) The character set used by the Commodore PET and related computers.
  Quotations
  Why is the order of graphical characters in the PETSCII table so seemingly haphazard? The answer is that arrangement was dictated by the PET keyboard design, a hardware-driven decision.
  2014, Nick Montfort et al., 10 PRINT CHR$(205.5+RND(1)); : GOTO 10, MIT Press, page 225