HP Value Serial/USB Receipt Printer II Bedienungsanleitung PDF herunterladen (Seite 105)

Chapter 3: Programming Commands 105



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

 

Set print area in page mode

ASCII ESC W n1, n2 ...n8

Hexadecimal 1B 57 n1, n2 ...n8

Decimal 27 87 n1, n2 ...n8

Range of n: 0-255

Default: n1-4 = 0

n5 = 64

n6 = 2

n7 = 64

n8 = 2

(576x576 for 80mm paper)

Setsthepositionandsizeoftheprintingareainpagemodeuntiltheprinterisinitialized,reset,orpoweredoff,ora0C

command is sent.

Thecommandcanbesentmultipletimessothatseveraldifferentprintareas,alignedindifferentprintdirections,canbe

developedintheprinter’spagebufferbeforebeingprintedusingtheprintpagemodecommands(0CorB0C).

Formulas

Thestartingpositionoftheprintareaistheupperleftoftheareatobeprinted(x0,y0).Thelengthoftheareatobeprinted

intheydirectionissettodyinches.Thelengthoftheareatobeprintedinthexdirectionissettodxinches.Usethe

equationstodeterminetheValueofx0,y0,dx,anddy.

• x0=[(n1+n2x256)x(horizontaldirectionofthefundamentalcalculationpitch)]

• y0=[(n3+n4x256)x(verticaldirectionofthefundamentalcalculationpitch)]

• dx=[(n5+n6x256)x(horizontaldirectionofthefundamentalcalculationpitch)]

• dy=[(n7+n8x256)x(verticaldirectionofthefundamentalcalculationpitch)]

Keepthefollowingnotesinmindforthiscommand.

• Thefundamentalcalculationpitchdependsontheverticalorhorizontaldirection.

• Themaximumprintableareainthexdirectionis576/203inches.

• Themaximumprintableareaintheydirectionis576/203inches.

Seetheillustrationforagraphicrepresentationoftheprintingarea.Formoreinformationaboutthefundamental

calculationpitch,seethesethorizontalandverticalmotionunitscommand(1D50).

Maximum area specication in page mode

MaximizingthepossibleareainpagemodeconsumesalmostallofthefreeRAM.WithoutanyfreeRAM,bitmap

rotationsandenlargementscannotbeperformed.UsetheUserStorageStatuscommand(1D97m n) to determine the

amountoffreememory.

Exceptions

Thecommandiseffectiveonlyinpagemode.

If[x0+dx]isgreaterthantheprintablearea,theprintingareawidthissetto[horizontalprintablearea–x0].If[y0+yx]

isgreaterthantheprintablearea,theprintingareaheightissetto[verticalprintablearea–y0].

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HP Value Serial/USB Receipt Printer II Bedienungsanleitung Seite 105