HP Value Serial/USB Receipt Printer II Manual do Utilizador descarregar pdf (Página 106)

Chapter 3: Programming Commands106

Set absolute vertical print position in page mode

ASCII GS $ nL nH

Hexadecimal 1D 24 nL nH

Decimal 29 36 nL nH

Setstheabsoluteverticalprintstartingpositionforbuffercharacterdatainpagemode.Theabsoluteprintpositionissetto

[(nL+nHX256)x(verticalorhorizontalmotionunit)]inches.

Theverticalorhorizontalmotionunitforthepaperrollisusedandthehorizontalstartingbufferpositiondoesnotmove.

Thereferencestartingpositionissetbyselectprintdirectioninpagemode(1B54).Thissetstheabsolutepositioninthe

verticaldirectionwhenthestartingpositionissettotheupperleftorlowerright;andsetstheabsolutepositioninthe

horizontalwhenthestartingpositionissettotheupperrightorlowerleft.Thehorizontalandverticalmotionunitare

speciedbythesethorizontalandverticalminimummotionunits(1D50)command.

Thesethorizontalandverticalminimummotionunits(1D50)commandcanbeusedtochangethehorizontalandvertical

motionunit.However,thevaluecannotbelessthantheminimumhorizontalmovementamount,anditmustbeineven

unitsoftheminimumhorizontalmovementamount.

Formulas

[(nL+nHX256)x(verticalorhorizontalmotionunit)]inches.

Exceptions

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

Ifthe[(nL+nHX256)x(verticalorhorizontalmotionunit)]exceedsthespeciedprintingarea,thiscommandis

ignored.

Set relative vertical print position in page mode

ASCII GS \ nL nH

Hexadecimal 1D 5C nL nH

Decimal 29 92 nL nH

Value

Thevalueforthehorizontalandverticalmovementcannotbelessthantheminimumhorizontalmovementamount,and

mustbeinevenunitsoftheminimumhorizontalmovementamount.

Setstherelativeverticalprintstartingpositionfromthecurrentposition.Thiscommandcanalsochangethehorizontaland

verticalmotionunit.Theunitofhorizontalandverticalmotionisspeciedbythiscommand.

Thiscommandfunctionsasfollows,dependingontheprintstartingpositionsetbyselectprintdirectioninpagemode

(1B54):

• Whenthestartingpositionissettotheupperrightorlowerleftoftheprintingarea,theverticalmotionunit(y) is used.

• Whenthestartingpositionissettotheupperleftorlowerrightoftheprintingarea,thehorizontalmotionunit(x) is

used.

Formulas

Thedistancefromthecurrentpositionissetto[(nL+nHx256)xverticalorhorizontalmotionunit]inches.Theamount

ofmovementiscalculatedonlyforthepaperroll.

When pitch nisspeciedtothemovementdownward:nL + nHx256=n

When pitch nisspeciedtothemovementupward(thenegativedirection),usethecomplementof65536.

When pitch nisspeciedtothemovementupward:nL+nHx256–65536–N

Exceptions

Thiscommandisusedonlyinpagemode,otherwiseitisignored.

Anysettingthatexceedsthespeciedprintingareaisignored.

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