HP Value Serial/USB Receipt Printer II Uživatelský manuál stáhnout pdf (Strana 81)

Chapter 3: Programming Commands 81

Automatic Status Back

Enable/disable Automatic Status Back (ASB)

ASCII: GS a n

Hexadecimal: 1D 61 n

Decimal: 29 97 n

Range of n: 0 - 255

Default: 0 (ASB disabled)

Enablesordisablesautomaticstatusback(ASB)andspeciesthestatusitems.Thiscommandisabatchmodecommand;

thatis,itisprocessedafterallpriordataintheinputbufferhasbeenprocessed.Theremaybeatimelagbetweenthe

printerreceivingthiscommandandchangingtheASBresponse,dependingonthereceivebuffercontents.

Ifanyofthestatusitemslistedareselected,ASBisenabledandtheprinterautomaticallytransmits4statusbytes

whenevertheselectedstatuschanges.Ifnostatusisselected,ASBisdisabled.Allfourstatusbytesaretransmittedwithout

checkingDSR

Iftheerrorstatusisenabled,achangeinthefollowingconditionswilltriggertheASB:

• CashDrawer

• ReceiptCover

• KnifeError

• Out-of-RangePrintheadTemperature

• Out-of-RangeVoltage

• PaperExhaustStatus

Thebitsofnaredenedinthetable.

Bit O/On Hex Decimal Status for ASB

0 O 00 0 Cash drawer status disabled.

On 01 1 Cash drawer status enabled.

1 O 00 0 RS-232C Busy status disabled.

On 02 2 RS-232C Busy status enabled.

2 O 00 0 Error status disabled.

On 04 4 Error status enabled.

3 O 00 0 Receipt paper roll status disabled.

On 08 8 Receipt paper roll status enabled.

4 O 00 0 Undened.

5 O 00 0 Undened.

6 O 00 0 Undened.

7 O 00 0 Undened.

1 2 ... 76 77 78 79 80 81 82 83 84 85 86 ... 154 155

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HP Value Serial/USB Receipt Printer II Uživatelský manuál Strana 81