Commands
The small-carriageFX-850 is one of Epson’s more recent dot-matrix
printers.Becauseof thepopularityof the IBMPersonalComputer,which
was marketedwith a modifiedEpsonprinter,thousandsof softwarepro-
gramsalreadyworkwithEpsonprintercommands.
Ifyouhaveaprogramthatdoesn’tworkwithlaserprintercommands,you’ll
ahnostcertainlyfinditwillworkwiththecommandsintheStarLaserPrinter
4’s FX-850emulationmode.YourStarLaserPrinter4willprintanydocu-
mentsyoucreatewithstandardEpsoncommands.
Wefollowthesamesequencein thischapteras we didin earlierchaptem:
firstsomeprintermanagementandpagesetupcommands,thenwe’llcover
commandsthatmovetheprintposition,andfinallywe’llprintourdocument
withour choiceof fontattributes.
5.1 FX-850COMMANDS
5.1.2 Whatdo FX-850commandslooklike?
Mostcommandsin theFX-850emulationlooklikethis:
<ESC>C
or
<ESC>C n
in whichC is thecodefor theparticularcommandyouwantto send.If the
commandincludesthe n signitindicatesa numericvariablethecommand
needs.For example,theFX-850commandto setthe rightmarginis this:
<ESC>Q n
in whichn is the columnnumberfor the rightmargin.So to put the right
marginat column65you wouldsendthiscommand:
<ESC>Q 65
MostFX-850commandsworkliketoggleswitches:one<ESb codeturns
on a featwe and anothercESC> codeturnsit off.
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