Real time printer status transmission | Cognitive Solutions A799

94 Chapter 4: Programming CommandsRevision D 12/09

Real time printer status transmission

ASCII	GS ENQ
Hexadecimal	1D 05
Decimal	29 5

Transmits one byte status of the printer in real time.

Value of byte:

Bit Status Hex Decimal Function

0	Off	00	0	Paper adequate.
	On	01	1	Paper low (if paper low sensor enabled).
1	Off	00	0	Paper adequate.
	On	02	2	Paper low (if paper low sensor enabled).
2	Off	00	0	Cover closed.
	On	04	4	Cover open.
3	Off	00	0	Not busy at the RS-232C interface.
	On	08	8	Printer is busy at the RS-232C interface.
4	Off	00	0	One or both cash drawers open.
	On	10	16	Both cash drawers closed.
5	Off	00	0	Fixed to off.
6	Off	00	0	No error condition.
	On	40	64	Error condition exists in the printer.
7	On	80	128	Fixed to on.

Exceptions

Unlike the A793, that had a dedicated connector and resultant dedicated status reporting for each cash drawer, the A799 has a single connector that shares data reporting from either cash drawer. When either cash drawer is open, an open status is reported by the printer.

Real time commands disabled

ASCII	US z n
Hexadecimal	1F 7A n
Decimal	31 122 n
Value of n:	0	= enable
	1	= disable

This command is used to disable real time commands. They are disabled prior to sending graphic or other data to the printer that may contain embedded real time commands.

The command is a batch command and processed in the order received.

A799-PG00001D

Image 94

Cognitive Solutions A799 manual Real time printer status transmission, Real time commands disabled

Contents

Programming Guide Page Contents A799 Programming Guide Contents Vertical and horizontal positioning Text characteristics commands Graphics Real time commandsStatus 110 Unsolicited status mode105 111 119 117118 120 Where to find advanced technical information How to use this guideWhere to find the basics Support A799 Programming Guide About this Guide Diagnostics and Configuration Start-up Diagnostics Runtime diagnostics Remote diagnostics For more information about See this section Indicator Sequence Condition IndicatorsUsing the Printer , in the A799 User Guide Printer configuration Configuring the printer RS-232C serial interface settings Communication interface To run the data scope mode Diagnostic modesEnable or disable data scope mode To exit the data scope mode To run the receipt test mode Enable or disable receipt test modeElectronic Journal Datascope Diagnostic To exit the receipt test mode Printer settings and functions Select the emulation/software options sub-menu to set Select the hardware options sub-menu to set Diagnostics and Configuration 24 n1 n2 Overview of commandsComparison to A793 2A m n1 n2 d1...dn 1B 59 n1 n2 d1...dn Two-color commands comparison A794 to A7991D 2A n1 n2 d1...dn TPG ColorPOS two-color and color interpreted commands TPG LogoEZ colorization commands Hexadecimal Print zones Width specificationsCharacter appearance Print zones for 80mm paper Upside down Rotated CW Rotated printing commandsPrint zones for 82.5mm paper 1B 7B n 1B 56 n Print setup in emulation modes Emulation modes Printer actions Commands listed by functionCode hexadecimal Command Print and paper feed Vertical and horizontal positioning Text characteristics26 s c1 c2 Graphics Status Unsolicited status modeBatch mode Real time Macros ModeUser data storage Ethernet setup commands Flash download Command descriptions Command conventionsClear printer Generate tone Perform full knife cutPerform partial knife cut Select peripheral device for multi-drop Select paper sensors to output paper-end signals Initialize printer Select sensors to stop printing Enable or disable panel buttonGenerate pulse to open cash drawer Select cut mode and cut paper Set current color Set paper type ColorPOS A799 native Set interpretation of Set current color commandPrint test form US t Feed n print lines Print and feed paper one linePrint and carriage return Feed n dot rows Add n extra dot rows Print Print and feed paper Print and feed n lines Set column Horizontal tabSet horizontal and vertical minimum motion units GS P x y Set vertical line spacing to 1/6 inch Set absolute starting positionCompatibility information A799 receipt vs. A793 receipt Set horizontal tab positions Set vertical line spacingValue of k Set relative print position To move to the left Set left margin Range of n DefaultSelect justification GS L nL nH Set printing area width Maximum value of the printable Area Select single-wide characters Text characteristics commandsSelect double-wide characters Select 90 degree counter-clockwise rotated print Pitch Columns Select pitch column widthSet right-side character spacing 80mm Paper 82.5mm Paper Value of n Bit1 Function Select print modeMm paper Exception Select or cancel user-defined character setDefine user-defined character set Values and ranges Select or cancel underline mode Define extended user-defined character set Select or cancel emphasized mode Cancel user-defined characterCopy character set from ROM to RAM Select or cancel double-strike Select or cancel italic print Select or cancel 90 degree clockwise rotated print Select international character code Value of n A799 native mode A793 emulation Emulation Select or cancel upside-down print modeSelect international character set Character height selection Select or cancel white/black reverse print modeSelect character size Hex Decimal Width Height Reverse color text mode ColorPOS Set smoothing Select font style number Text strike-through mode ColorPOSSelect font ID number Hexadecimal 1D F0 01 n Decimal 29 240 1 n Value of n 128 Download font list Save font ID number as default font at power upDownload font Select superscript or subscript modes Select active user-defined character set Download BMP logo Select bit image mode Select double-density graphics Print advanced raster graphicsSelect single-density graphics Value of r Select the current logo GS # n Define downloaded bit image Value of n Value of n1 Value of n2 Value of d Print raster graphics Value of m Print mode Vertical DPIPrint downloaded bit image Value and range of m Print raster monochrome graphics ColorPOS Print raster color graphics ColorPOS Define Flash Logos Download logo image ColorPOSPrint Flash Logo Max n1 = Monochrome shade mode ColorPOS Merge watermark mode ColorPOSApply shading to logo ColorPOS Form and merge real time surround graphic ColorPOS Color shade mode ColorPOSLogo print with color plane swap ColorPOS Hexadecimal 1D 89 n m Decimal Background logo print mode ColorPOS Save graphics buffer as logo ColorPOS 1D 99 l m n o Apply margin message mode ColorPOSShade and store logo ColorPOS Value of l Values of m Logo print with knife cutSet temporary max target speed Decimal Values Value of f Set LogoEZ colorizationValue descriptions = 2 link watermark printing Set LogoEZ attribute mapping LogoEZ utility default settingsS = 0, 0 Original attribute mapped table Attributes substituted table Enable constant speed logos Convert 6-dots/mm bitmap to 8-dots/mm bitmap Hexadecimal 1B 75 Decimal Status command introductionTransmit peripheral device status RS-232C printers only Value of returned byte Bit Hexadecimal 1B 75 n Decimal Request alternate status A793 emulation onlyTransmit paper sensor status Value and Range of n Value of n Function Description = 2 or 50 Type ID Bit Off/On Hex Decimal Function Printer ID Specification ID HexadecimalTransmit printer ID = 4 or 52 Logo Definition Bit Off/On Hex Decimal Function Hex Dec Remote diagnostic item Function Transmit printer ID, remote diagnostics extensionGS I @ n Value of n Transmit status Send printer software version Preferred implementation Real time commandsRules for using real time commands Alternate implementation Moving data through the buffer Busy line and fault conditionsReal time status transmission = Transmit RS-232C Busy Status = Transmit receipt paper status = Transmit error status Bit Status Hex Decimal FunctionBit Status Hex Decimal Function Real time request to printer Real time printer status transmission Real time commands disabledValue of byte Bit Status Hex Decimal Function GS a n Select or cancel unsolicited status mode USMDefault USM disabled Hexadecimal 1D 61 n Decimal 29 97 n Value of n Second byte error information Bit Off/On Hex Decimal Status for USM Fourth byte paper sensor information Recognizing data from the printer Batch mode responseUnsolicited status mode USM Select printing position of HRI characters Select bar code height Select pitch of HRI charactersPrint bar code Length Bar codeInteger n = nHnL 1D 6B m nL nH d1 . . . dn Print multiple barcodes GS k Print GS1 DataBar formerly RSS, data length specified Print GS1 DataBar formerly RSS, null terminatedType Set GS1 DataBar formerly RSS parameters Value and Ranges Description Related Information Value Dimension Row height Sample symbol descriptionSelect bar code width Print data in page mode Print and return to standard modeCancel print data in page mode Hexadecimal 0C Decimal Select page mode Select standard mode Select print direction in page mode Set print area in page mode Maximum area specification in page mode Set relative vertical print position in page mode Set absolute vertical print position in page modeGS \ nL nH GS r t m Select or cancel macro definitionExecute macro Hexadecimal 1D 5E r t m Decimal 29 94 r t m Value of r Read from non-volatile memory Write to user data storageRead from user data storage Write to non-volatile memory Nvram Flash memory user sectors allocation 1F 26 s c1 c2 character 1 data ... character k data Expanded flash memory allocationUS & s c1 c2 character 1 data ... character k data 31 38 s c1 c2 character 1 data ... character k data Erase user flash sector Value of n = 49 Ascii n = 1 HEX User storage status ColorPOS For m = Switch to flash download mode Return boot sector firmware part number Get firmware CRC Return segment number status of flash memorySelect flash Memory sector to download Return microprocessor CRC Erase selected flash sector Erase all flash contents except boot sectorReturn main program flash CRC Download to active flash sector Setting IP address Reset firmwareRestore default settings Setting Net Mask BootP Setting the GatewaySetting raw Tcpip port LP Daemon Keep-alive pings Dhcp auto-configurationInactivity timeout N1= Programming Commands By command code 2E m n rL rH d1 … dn 59 n1 n2 d1...dn 4B n1 n2 d1...dn57 n1, n2...n8 5C n1 n2 2A n1 n2 d1...dn AL aH cL cH d1...dn4C nL nH B c d e fL fH 6B m d1...dk6B m n d1...dn M n o 08 01 n1 n2 n3 n4 Appendix B Resident Character Sets Character sets Code page 437 US Code page 737 Greek Code page 850 Multilingual Code page 852 Slavic Code page 857 Turkish Code page 858 with Eurosymbol Code page 860 Portuguese Code page 862 Hebrew Code page 863 French Canadian Code page 865 Nordic Code page 866 Cyrillic Code page 1252 Windows Latin