chapter 5
DCO
Withthisprinteryoucancreatenewcharactemandsymbols,downloadtheir dotdata,andhavethemprintedin placeof selectedcharactersin the regular characterset. Charactemthatcanbe generatedinthiswayrangefromsimple but useful symbols like the check mark through complex Chinese or Japanesecharactem.
Regular charactem are permanently stored in the printer’s ROM, but charactm you designare downloadedand storedin RAM for use.
DESIGNING YOUR OWN DRAFT CHARACTERS
Designingand printing your own charactershas two requirements:first, designingthe shapeof the character,calculatingthe datanecessaryto make the shape, and sendingthat data to the printer, and secondly,sendingthe commandto printthe downloadedcharactersinsteadof the regularcharac- ters. There are a number of design constraintsfor downloaddraft quality characters:
●The matrixor grid on whichyou designthe charactersis six boxeswide by nine boxeshigh.
sHorizontally,dotsmaybecenteredinabox, ormaystraddlealine, making the actualcharactergrid 11dotswideby 9 dotshigh.Vertically,dotscan only be centeredin a box. See
F S O c b i b o s t v l o t g
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