HP Value Serial/USB Receipt Printer II Manual do Utilizador descarregar pdf (Página 86)

Chapter 3: Programming Commands86

Fourth byte (paper sensor information)

Bit O/On Hex Decimal Status for USM

0 – – – Undened.

1 – – – Undened.

2 – – – Undened.

3 – – – Undened.

4 O 00 0 Not used. Fixed to o.

5 – – – Undened.

6 – – – Undened.

7 O 00 0 Not used. Fixed to o.

Recognizing data from the printer

Anapplicationsendingvariousrealtimeandnon-realtimecommandstowhichtheprinterrespondscandeterminewhich

commandaresponsebelongstobythetablebelow.

Responsestotransmitperipheraldevicestatus(1B75)andtransmitpapersensorstatus(1B76)arenon-realtime

responsesandwillarriveintheorderinwhichtheyweresolicited.

Batch mode response Response recognized by:

ASCII HEX

ECS u 0 1B 75 0 0 0 0 0 0 0 x x Binary

ESC v 1B 76 0 x x 0 0 x x x Binary

GS I n 1D 49 n 0 x x 0 x x x x Binary

GS r n 1D 72 n 0 x x 0 x x x x Binary

Real time response Response recognized by:

ASCII HEX

GS EOT n 1D 04 n 0 x x 1 x x 1 0 Binary

DLE EOT n 10 04 n 0 x x 1 x x 1 0 Binary

GS ENQ 1D 05 1 x x x x x x x Binary

XON 0 0 0 1 0 0 0 1 Binary

XOFF 0 0 0 1 0 0 1 1 Binary

Unsolicited status mode (USM) Response recognized by:

USM Byte 1 0 x x 1 x x 0 0 Binary

USM Byte 2-4 0 x x 0 x x x x Binary

1 2 ... 81 82 83 84 85 86 87 88 89 90 91 ... 154 155

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HP Value Serial/USB Receipt Printer II Manual do Utilizador Página 86