IPDS™ Twinax Emulation Programmer`s Reference
Contents
1. 18 Write Bar Code 2 18 The Page Segment Command 5 18 Begin Page Segment BPS 18 Delete Page Segment 0 5 18 Table of Contents Include Page Segment IPS 18 The Overlay Command 19 Begin Overlay 19 Delete Overlay DO 19 Include Overlay 10 19 The Device Control 19 Begin Page BP ins 19 19 End Page EP ends 20 Load Copy Control LOC 20 Load Font Equivalence 20 Load Page Descriptor 20 Load Page Position 20 No Operation 440 000 0 20 Sense Type and Model 20 Set Home State SHS 21 Execute Order Anystate 21 Execute Order Home State 22 Exception Processing and 105 22 A COS SAV TT 31 1 Introduction About This Guide WARNING CAUTION IMPORTANT This manual contains the IPDS configuration menu lists2. is the hex code for the IPDS command Flag A one byte field containing the IPDS command stream flags You can request an Acknowledgement Required response from the printer in this field CID Correlation ID A two byte field that identifies the command If an exception error occurs the printer will respond with a Negative Acknowledge Reply and the CID associated with the command Data 0 32760 bytes if CID is present 0 32762 bytes if CID is not present This field contains parameters orders and data necessary for implementing the command The Text Commands The Text Commands The following commands are used to present text blocks in a page a page segment or an overlay Load Equivalence LE Byte D61D Flag CID Data Count This command allows the printer to use a single suppression ID for more than one suppression pair Write Text WT Byte D62D Flag CID Presentation Count Text Object Content Architecture control codes and character data Use this command to send character data and controls to the printer The data and controls can begin in one Write Text command chain and end in another Write Text command chain Controls are listed on the following pages The first control is preceded by the escape sequence 2B D3 Subsequent controls will follow as long as the preceding code is a chained code Chapter 2 The IPDS Emulation Table 1 Control Codes Control Sequence Unchained Chained
3. Exception ID Condition 030001 Unallocated or unsupported graphics order or command code 030002 Reserved byte exception or invalid attribute set 030003 Incorrect drawing order length 030004 Invalid attribute value 030008 Truncated order 03000 Segment prolog 03000 Unsupported attribute value 030021 Invalid or unsupported default 033400 Character angle value not supported 033E00 Invalid End Prolog 036000 Area bracket 036800 Begin Area received incorrectly 036801 Area truncated 036802 Supported order invalid in area 036803 Pattern Set not supported 036804 Undefined pattern symbol 037001 Unsupported Begin Segment introducer segment flag 037082 Invalid Begin Segment introducer segment flag 0370C1 Invalid Begin Segment introducer length 0370C5 Insufficient segment data 039200 Graphics image order sequence 039201 Image data discrepancy 039300 Graphics image bracket 039301 Incorrect number of Image Data drawing orders 03C200 Marker Set not supported 03C201 Undefined marker code 03C202 Mismatched marker set 03C300 Font not available 24 Exception Processing and IDs Table 7 Exceptions Specification Check Graphics Data continued Exception ID Condition 03C301 Undefined graphics character code 03C302 Mismatched character set 03C601 Arc drawing check 030100 Truncated graphics image 03D101 Invalid order in graphics image 03D102 Graphics image format not supported
4. normal or book weight refer to the character weight used in this sentence A series of bytes that instruct the printer to perform a specific function Identifies a specific command data transmission from the host This two byte value is used to match any exceptions errors or conditions specified in an Acknowledge Reply with the IPDS command Abbrev for characters per inch A measurement of monospaced fonts indicating the horizontal character density For example 10 cpi means 10 characters can be printed in one horizontal inch A value parameter attribute or option assigned by a program or system if another is not specified by the user 31 32 deferred printing diagnostic emulation environment expanded exception family or type fixed pitch fonts FOCA font GOCA graphics graphics block The printer prints page by page It gathers all of the page descriptor commands and data blocks for each page and then prints the page Pertains to the detection and isolation of printer malfunctions or mistakes Refers to the ability of a printer to execute the commands of another printer language protocol The parameters that affect how data will display on a page such as the dimensions orientation and location of the logical page on the physical page An overlay has its own environment a page segment is affected by the environment that is placed into A font enh
5. 03D103 Image width greater than maximum supported 03D104 Image height greater than maximum supported 03E100 Relative line outside coordinate space Table 8 Exceptions Specification Check General Exception ID Condition 020003 Character exceeds presentation text object space 020001 Embedded control sequence code 020201 End Suppression ESU control sequence 020202 Invalid or unsupported IPDS command length 020205 Invalid data self defining field length 020302 IPDS command header length too small 020305 Invalid or unsupported block orientation 020401 EP command encountered 020402 Invalid use of Acknowledgement Continuation Bit 020405 Invalid or unsupported value for area position reference system 020501 Invalid spanning sequence 020505 Invalid or unsupported self defining field unit base 020601 Invalid Begin Suppression BSU 020605 Invalid or unsupported units per unit base 020705 Invalid or unsupported self defining field extents 020805 Invalid or unsupported mapping option 25 Chapter 2 The IPDS Emulation Table 8 Exceptions Specification Check General continued Exception ID Condition 020905 Invalid or unsupported axis offsets 020A05 Data within a block might be outside the VP Data within a block might be outside the VP asynchronously detected 020B05 Invalid self defining field identifier 020F01 Invalid or unsupported Set Text Orientation STO 021001 Invalid or unsupported Set Inline Margin S
6. Hex Code Hex Code Absolute Move Baseline AMB D2 D3 Absolute Move Inline AMI C6 C7 Begin Line BLN D8 D9 Begin Suppression BSU F2 F3 Draw B Axis Rule DBR E6 E7 Draw I Axis Rule DIR E4 E5 End Suppression ESU F4 F5 No Operation NOP F8 F9 Overstrike OVS 72 73 Relative Move Baseline RMB D4 D5 Relative Move Inline RMI C8 9 Repeat String RPS EE EF Set Baseline Increment SBI DO D1 Set Coded Font Local SCFL FO F1 Set Inline Margin SIM CO C1 Set Intercharacter Adjustment SIA C2 C3 Set Text Color STC 74 75 Set Text Orientation STO F6 F7 Set Variable Space Character Increment SVI C4 C5 Temporary Baseline Move TBM 78 79 Transport Data TRN DA DB Underscore USC 76 77 Absolute Move Inline AMI C6 C7 Begin Line BLN D8 D9 Begin Suppression BSU F2 F3 Draw B Axis Rule DBR E6 E7 Draw I Axis Rule DIR E4 E5 End Suppression ESU F4 F5 Images Images The physical page is the actual medium used such as a continuous form or an 8 1 2 x 11 inch sheet of paper The logical page is mapped onto the physical page you can set its size and position inside the physical page The logical page contains the image blocks text blocks segment and overlay blocks block is an area where the image is mapped to The image presentation space contains the image that will be mapped to the block The image presentation space contains the entire image An image block can be the same size larger or smaller
7. can behave as a line printer This section describes how the printer prints page by page The User s Manual explains the two printing methods in more detail Your IPDS capable printer builds a page by gathering all the page descriptor commands and data blocks that are specified in the data stream Page descriptor commands instruct the printer to create and position a logical page which rests within the perimeter of the physical page Chapter 2 The IPDS Emulation Physical Page Medium Presentation Space Block v Logical Page Page Segment Figure 2 Processing a Page Blocks contain images graphics bar codes coded fonts and text Each block is recognized by specific functional commands To print a bar code for example Bar Code commands must be in the data stream As each type of data block is stored in memory the printer moves from state to state For example when the printer is reading the Bar Code commands it is in the bar code state Once all the data has been stored the page can be closed with an End Page command and the printer which is now in the Home State is ready to print the page The Command Syntax The commands on the following pages use this syntax Byte D6XX Flag CID Data Count Byte Count two byte field Specifies the length of the command D6XX A two byte field D6 denotes an IPDS command
8. image and bar code data You can also merge a page segment into an overlay The overlay can encompass the entire logical page or a portion of it The overlay has its own environment unlike a page segment The host assigns an ID to every overlay so that it can be identified for particular commands such as Begin Overlay Delete Overlay Include Overlay etc This state permits overlay data to be downloaded and produced See logical page and physical page Contains a font image text or graphics and is merged onto a logical page A page segment has an ID and can be stored for future use It does not have its own environment instead it uses the environment that it is merged into You can load a page segment into an overlay page segment state This state allows page data to be loaded and produced parity check physical page pixel point port Parity checking is the addition of non data bits to data resulting in the number of 1 bits being either always even or always odd Parity is used to detect transmission errors Parity represents the value in the check digit of the received or transmitted data The medium that the printer prints data on Derived from picture element The smallest displayable picture element on a video monitor or printable unit In printing a pixel is a dot A unit of length in printing and typography used to specify type sizes heights of font characters etc There are 72 points in a vertic
9. into the Graphics Block HS eet oon ao et 5 Physical Page Logical Page Figure 4 Generating Graphics In order to place the graphics presentation space window onto a logical page it must be mapped to a graphics block on the logical page This block can be the same size larger or smaller than the graphics presentation space When you map the window to the graphics block you have three methods to choose from e Scale to fit mapping The window will be the same size as the graphics block e Center and trim mapping The window is centered inside the graphics block Position and trim mapping The window s top left corner is mapped to the graphics block and is affected by the graphics block s offset parameters The Graphics Command Set The Graphics Command Set The following commands are used to present graphics in a page a page segment or an overlay Write Graphics Control WGC Byte D684 Flag CID Graphics Area Count Position Graphics Output Control Graphics Data Descriptor WGC specifies the graphics block position size and orientation it specifies the graphics presentation space window size and location inside the graphics presentation space and it defines how the window will map into the graphics block Write Graphics WG Byte D685 Flag CID Begin Segment Count Introducer and drawing orders The WG command follows the Write Graphics Control command and co
10. than the image presentation space D onl t Image r Physical OO Sel Page i oo oggi lt Logical Image Presentation which is mapped into Space the Image Block i Figure 3 Generating Images The IM Image Command Set The following commands are used to present image data raster format in a page a page segment or an overlay Write Image Control WIC Byte D63D Flag CID Data Count This command defines the following the image presentation space size and resolution the image block size position and orientation on the logical page and the mapping of the image presentation space into the image block You can specify that the image presentation space fits into the image block or you can crop a portion of the presentation space and map that to the image block Write Image WI Byte D64D Flag CID Data Count This command is used to denote image data to be printed Chapter 2 The IPDS Emulation Graphics Graphics contain line drawings such as arcs and lines The area containing the entire drawing is called the graphics presentation space Usually only a part of the drawing will be printed This part is referred to as the graphics presentation space window Graphics Presentation Space 5 7 Image Graphics Presentation Space Window which is mapped
11. 01 00 80 sense byte 0 which indicates a command reject 00 sense byte 1 00 sense byte 2 Table 4 Exceptions Rejected Comands Exception ID Condition 800100 Invalid IPDS command code 800200 Invalid IPDS command sequence 80E000 Invalid IPDS command length 22 Exception Processing and IDs Table 5 Exceptions Data Check Exception ID Condition 082100 Undefined character 086000 Numeric representation precision check 08C100 Position check Table 6 Exceptions Specification Check Bar Code Exception ID Condition 040000 Symbol Reference point outside Logical page 040200 Attempt to print Barcode or HRI character out of presentation space 040300 Invalid or unsupported bar code type 040400 Unsupported font local ID or font not available 040500 Invalid or unsupported bar code color 040600 Invalid or unsupported module width 040700 Invalid or unsupported element height 040800 Invalid or unsupported height multiplier 040900 Invalid or unsupported wide to narrow ratio 040A00 Invalid or unsupported symbol origin 040B00 Invalid or unsupported bar code modifier 040C00 Invalid or unsupported bar code data length 040E00 Check digit calculation 041000 Invalid or unsupported human readable interpretation location 041100 Attempt to print portion of symbol outside block or VPA 23 Chapter 2 The IPDS Emulation Table 7 Exceptions Specification Check Graphics Data
12. 11 Processing of a page See States IPDS 11 Protocol 8 R Reference documents 7 S Scale to fit mapping graphics 16 Sense bytes 22 Sense Type and Model command 20 Set Home State command 21 States IPDS 10 Syntax commands 12 Systems compatible 8 Text command set 9 Text tower 13 Troubleshooting 22 Twinax printer emulation data streams supported 8 system attachments 8 W Write Bar Code command 18 Write Bar Code Control command 18 Write Graphics command 17 Write Graphics Control command 17 Write Image command 15 Write Image Control command 15 Write Text command 13 PRINTRONIX INC 17500 CARTWRIGHT ROAD P O Box 19559 IRVINE CA 92623 9559 PHONE 949 863 1900 Fax 949 660 8682 TECHNICAL SUPPORT 949 221 2686 PRINTRONIX NEDERLAND BV P O Box 163 NIEUWEWEG 283 NL 6600 AD WIJCHEN THE NETHERLANDS PHONE 31 24 6489489 FAx 31 24 6489499 PRINTRONIX A G 42 CHANGI SOUTH STREET 1 CHANGI SOUTH INDUSTRIAL ESTATE SINGAPORE 486763 PHONE 65 542 0110 Fax 65 543 0220 VISIT OUR WEBSITE AT http www printronix com 164306 001A
13. B 026202 Invalid or unsupported value for LPD X extent or XOH SMS Xp extent 026302 Invalid or unsupported value for LPD Y extent or XOH SMS Yp extent 026401 Insufficient control storage 026402 Invalid or unsupported value for Logical Page Descriptor unit base 026802 Invalid or unsupported value for Logical Page Descriptor inline sequence direction 026902 Invalid baseline sequence direction in the LPD command 026A01 Insufficient source image data 27 Chapter 2 The IPDS Emulation Table 8 Exceptions Specification Check General continued Exception ID Condition 026A02 Invalid or unsupported value for Logical Page Descriptor initial 1 print coordinate 026B01 Excess source image data received 026B02 Invalid or unsupported value for Logical Page Descriptor initial B print coordinate 027002 Invalid or unsupported value for XOH Set Media Size units per unit base 027202 Invalid or unsupported value for XOH Set Media Size X extent 027302 Invalid or unsupported value for Set Media Size Y extent 027402 Invalid or unsupported value for XOH Set Media Size unit base 028101 Insufficient storage for a page segment or overlay 028501 Invalid or unsupported value for Delete Overlay command overlay ID 028A01 Invalid or unsupported value for Delete Page Segment command page segment Host Assigned ID 029001 Invalid or unsupported overlay ID 029101 BO overlay ID already loaded 029102 Invalid or unsuppo
14. IM 021101 Invalid or unsupported Set Baseline Increment SBI 021201 Invalid or unsupported Intercharacter adjustment 021301 Invalid or unsupported Absolute Move Baseline AMB 021401 Invalid or unsupported Absolute Move Inline AMI 021402 The font font section or font index to be deleted is not found 020502 Unsupported baseline move 021501 Invalid or unsupported Relative Move Inline RMI 021502 Invalid or unsupported DF command font or font section ID 021601 Invalid or unsupported Relative Move Baseline RMB 021701 Invalid or unsupported Set Variable Space Increment SVI 021702 Invalid or unsupported value for DF command deletion type 021802 Invalid unsupported or unavailable font ID 021901 Invalid or unsupported value for Repeat String RPS repeat length 021902 Multiple occurrences of the same LFE font equivalence number 021C01 Invalid escape sequence 021D02 Invalid or unsupported value for the Load Font Equivalence GRID 021E01 Invalid WT control sequence length 021E02 Mismatch between font and the XOA Print Quality Control PQC command 021 01 Repeat String RPS length 021F02 Mismatch of LFE command font Host Assigned IDs 022E02 Insufficient font data received 023001 Insufficient storage for LCC copy control record 023101 Invalid or unsupported value for Load Copy Control number of copies 023201 Invalid or unsupported Load Copy Control Keyword in copy group entry 26 Exception Processing and IDs Table 8 Exceptions Specifi
15. IPDS compatible printer to the following systems e System 36 SSP 5 1 plus IPDS PRPQ P84094 System 38 with Rel 8 System 38 Control Program Facility e AS 400 processor e 5294 5394 5494 control units The coax IPDS emulation is currently not used IPDS characteristics available on each of the above attachments are not completely uniform but the emulation printers are as fully functional on these attachment as provided by the host vendor Defining IPDS IPDS is both a protocol and a printer mode The two terms do not mean the same thing The Protocol A protocol is a set of rules governing the exchange of information between the printer and the host computer The rules are codes that manipulate and print data and allow for machine to machine communication A printer and the host computer must use the same protocol IPDS is the protocol for your printer Refer to your IBM documentation for details about commands etc The printer uses EBCDIC character codes to print text numbers and punctuation Some EBCDIC characters singly and in groups are used as control codes Control codes instruct the printer to perform specific functions The Printer Environment The printer operates under IPDS text and graphics mode In the IPDS mode the data stream has special sequences to denote IPDS commands Emulations and Data Streams Your IPDS printer emulates only IBM 4234 twinax models 008 and 012 Twinax pr
16. PRINTRONIX IPDS Twinax Emulation Programmer s Reference Manual IPDS Twinax Emulation Programmer s Reference Manual PRINTRONDC 164306 001 Rev A Printronix Inc makes representations or warranties of any kind regarding this material including but not limited to implied warranties of merchantability and fitness for a particular purpose Printronix Inc shall not be held responsible for errors contained herein or any omissions from this material or for any damages whether direct indirect incidental or consequential in connection with the furnishing distribution performance or use of this material The information in this manual is subject to change without notice This document contains proprietary information protected by copyright No part of this document may be reproduced copied translated or incorporated in any other material in any form or by any means whether manual graphic electronic mechanical or otherwise without the prior written consent of Printronix Inc COPYRIGHT 1998 PRINTRONIX INC All rights reserved Trademark Acknowledgements IBM AS 400 and SAA are registered trademarks and IPDS Intelligent Printer Data Stream Bar Code Object Content Architecture and BCOCA are trademarks of International Business Machines Corporation Printronix is a registered trademark of Printronix Inc Table of Contents 7 Abo
17. age Segment BPS Byte D65F Flag CID Data Count This command identifies the data following as data for a page segment Delete Page Segment DPS Byte D66F Flag CID Data Count DPS instructs the printer to delete one or all of the stored page segments Include Page Segment IPS Byte D67F Flag CID Data Count When you issue an IPS command a stored page segment can be processed as if the printer had just received it Command Set The Overlay Command Set Overlays contain data that is frequently accessed and can be stored by name for future use You can create an overlay so that it fills the entire page or fills part of a page The following overlay commands are used to access printer data by name and merge on the logical page Begin Overlay BO Byte D6DF Flag CID Data Count This command tells the printer to store the following parameters including Logical Page Descriptor Load Font Equivalence and Load Equivalence for an overlay and not to print immediately Delete Overlay DO Byte D6EF Flag CID Data Count The Delete Overlay command instructs the host to delete one or all of the stored overlays The host can reuse the deleted overlay identification numbers for new overlays Include Overlay IO Byte D67D Flag CID Data Count Issue an Include Overlay command to place an overlay on a logical page The Device Control Commands The following commands are used to set up the page forma
18. al inch thus one point equals 1 72 inch or approximately 0 0138 inch Some examples of point sizes are This is 8 point type This manual is printed in 10 point type This is 14 point type A channel used for receiving data from or transmitting data to one or more external devices presentation space space where data be generated before it is protocol RAM read reset resolution ROM set string twinax type style typeface weight write mapped onto the logical page The presentation space uses X axis Y axis to specify addresses A set of rules or conventions governing the exchange of information between computer systems For computer printers a protocol is the coding convention used to convey and print data A printer protocol includes character codes printer function codes and machine to machine communication codes Acronym for random access memory Also called main memory or working memory RAM is the active memory of a printer into which programs are loaded This memory can be read from or written to at any time hence the term random access RAM is also termed volatile because whatever is in RAM is lost when power is turned off or interrupted To retrieve data from memory RAM NVRAM or mass storage hard disk floppy diskette etc To turn off deactivate disable or return to a previously determined state A measure expressing the number of u
19. ancement referring to larger than normal character width with no change in character height A condition in which the printer notifies the host and will sometimes require the host to resend data An exception can also be in response to an invalid data stream A set of all variations and sizes of a type style See font Abbrev for Font Object Content Architecture A collection of methods and rules for describing fonts Referred to as a resource that is stored in memory The complete set of a given size of type including characters symbols figures punctuation marks ligatures signs and accents To fully describe a font you must specify seven characteristics 1 typeface 2 spacing proportional or monospaced 3 type size 12 point 14 point etc 4 scale factor character height width ratio 5 type style 6 character weight 7 character proportion normal condensed expanded Abbrev for Graphic Object Content Architecture A collection of methods and rules for describing graphic data Lines arcs etc used to draw a picture Differs from an image Rectangular space that has a specified size position and orientation on a logical page It is the area where the graphics presentation space or the graphics presentation space window is mapped to graphics presentation space Rectangular conceptual space where graphics are generated graphics presentation space window You can specify a part of the present
20. and asks the printer to identify its capabilities The printer responds with one or more Acknowledge Replies which contain general information and command set vectors that identify supported IPDS function sets and subsets Device Control Commands Set Home State SHS Byte D697 Flag CID Data Count SHS instructs the printer to return to the home state If the printer is in the process of printing in page state the current page ends and prints the data up to the time of the SHS command Depending when the SHS command was sent either a complete or partially completed page prints If the printer is processing a page segment an overlay or a font the printer deletes the block of data and returns to the home state If you send an SHS command while the printer is in the home state the printer treats itas an NOP command Execute Order Anystate XOA Byte D633 Flag CID Data Code and Count Parameters The XOA command is used to identify an order that is effective immediately no matter what state the printer is in You can specify only one order for each XOA command Valid orders are listed in Table 2 Table 2 Execute Order Anystate Commands Order Function Hex Code Discard buffered data Deletes all data in the buffer F200 including the current job Exception Handling Control Exception Handling Control F600 which enables the host to control how the printer reports and processes exceptions Pri
21. ation space to be home state host assigned ID host computer image image block mapped to the graphics block This portion is called the graphics presentation space window Specifying a window is synonymous to cropping or trimming The initial state of the printer before it begins downloading overlays page segments and or fonts After the printer prints the page the printer returns to the home state The host assigns an ID to every resource page segment overlay or font These IDs are used for loading and calling The computer that stores processes and sends data to be printed and which communicates directly with the printer The term host indicates the controlling computer since modern printers are themselves microprocessor controlled computer systems An illustration or picture Differs from graphics Rectangular space that has a specified size position and orientation on a logical page The image block contains the image It is the area where the image presentation space is mapped to image presentation space initialization interface invoke IPDS logical page logical link no operation Rectangular conceptual space where an image is generated It is mapped to the image block Once mapped the image is ready to be printed A series of processes and self tests to set power up default conditions and parameters The hardware components used to link two devices by common physical int
22. but not queued 29 Chapter 2 The IPDS Emulation 30 Glossary Acknowledge Reply message about printer information or exceptions that bar code bar code block the printer sends to the host It can be a positive or negative reply INJACK can contain status resource or counter information A printed code consisting of parallel bars of varied width and spacing and designed to be read by a one dimensional scanning device It is a rectangular space that has a specified size position and orientation on a logical page It is the area into which the bar code presentation space is mapped bar code presentation space bold buffer character set character weight control sequence correlation ID CID default It is a rectangular conceptual space where a bar code is generated The entire bar code presentation space must be mapped to the bar code block A print attribute specifying text of a heavy line thickness See also character weight A reserved area in memory that data is written to and read from during data transfers A protocol instructing the printer how to construct a set of printable characters including symbols punctuation numbers diacritical markings and alphabet characters Each character is assigned a unique address in memory The degree of lightness and thickness of printed text For example Bold refers to a heavy or thick character weight Medium
23. cation Check General continued Exception ID Condition 023401 Invalid or unsupported value for Load Copy Control entry byte count 023601 Invalid or unsupported Load Copy Control simplex duplex parameter 023801 Maximum supported number of overlays per LCC copy group exceeded 023901 Maximum supported number of suppression per LCC copy group exceeded 023F02 STO SCFL LFE mismatch 024201 WIC Pel count is less than the minimum required 024301 WIC command pel count is greater than the maximum supported value 024401 WIC command scan count is less than the minimum required 024501 WIC command scan count is greater than the maximum supported value 024601 Invalid WIC source image format 024701 Invalid or unsupported value for Write Image Control magnification factor 024702 Invalid or unsupported value for Load Font Equivalence font inline sequence 024801 Invalid or unsupported value for Write Image Control scan line direction 024901 Invalid scan line sequence direction in a WIC command 024A01 Invalid or unsupported value for Write Image Control image block location 025301 Invalid or unsupported value for Write Image Control image color 025803 Invalid or unsupported value for test color 025 02 Invalid or unsupported parameter in a DUA command 026002 Invalid or unsupported value for Logical Page Descriptor units per unit base Xp and I 026102 Invalid or unsupported value for Logical Page Descriptor units per unit base and
24. erconnection signal and functional characteristics To put into effect or operation Intelligent Printer Data Stream Allows sophisticated printing such as merging text and graphics Abbrev for lines per inch A measurement indicating the vertical spacing between successive lines of text For example 8 means 8 lines of text for every vertical inch A rectangular area on a physical page The logical page has a specified size orientation location and offset The logical page is the area where bar code blocks image blocks graphics blocks and text is printed Printing occurs in the area common to the physical page and the logical page The parameters that specify data transfer control or communication operations This command causes the printer not to process anything but instead to proceed to the next command sequence 33 34 object offset ordered printing orientation overlay overlay ID overlay state page page segment Another term for a font graphics image text ora combination of these An offset is a measurement indicating displacement For example you can specify the logical page to rest in the lower left hand corner of the physical page The printer behaves like a line printer It begins printing as soon as you send the data The degrees of rotation of a presentation space or a data block This is usually a form It can contain text graphics an
25. esent overlays that contain text graphics image and bar code information This set contains commands that let you set up a page and manage printer host communication Chapter 2 The IPDS Emulation The Data Towers Most of the IPDS commands contain data fields The type of data is categorized into the following data towers Text The Presentation Text Object Content Architecture PTOCA commands are a part of the text data tower This information is necessary to print text in a page page segment or an overlay IM Image The image data enables the printer to print images in a page a page segment or an overlay Image This is not supported Graphics The Graphic Object Content Architecture GOCA commands are a part of the graphics data tower This information is necessary to print images in a page a page segment or an overlay Bar Code The Bar Code Object Content Architecture BCOCA commands are a part of the bar code data tower This information is necessary to print bar codes in a page a page segment or an overlay Some of the data towers contain only one level of commands some contain two PTOCA GOCA and BCOCA are described in more detail in your IBM documentation The States IPDS capable printers are known as state machines As the printer recognizes a specific command it operates in the state identified with that command Figure 1 shows the transition of the different states H
26. inters always use IPDS data streams for sending commands Even a simple job such as a screen print is IPDS data in a twinax attachment Because the printer definition on a twinax host is either set automatically by auto configuration or manually the printer type is already known NOTE Sending a non IPDS data stream to an IPDS printer and vise versa will result in a hung spool file or writer 2 Configuring with IPDS Commands Overview This chapter summarizes IPDS lists control codes and lists error messages For detailed information refer to Sources of Additional Information on page 7 The IPDS Emulation IPDS consists of the following command sets which are defined in more detail beginning on page 13 The Command Sets Text IM Image Image Graphics Bar Code Page Segment Overlay Device Control This set contains the commands used to present text information on a page on a page segment or on an overlay The commands for this functional area output raster image data on a page a page segment or on an overlay Not available for impact IPDS printers To present vector graphics on a page a page segment or on an overlay use the commands in this set This set contains the commands and data controls needed to produce bar codes The commands used to store and present page segments that contain text graphics image and bar code information The commands used to store and pr
27. nits in a given range used to create an image In printing this is expressed as the number of dots per inch dpi horizontally and vertically Acronym for read only memory Programs instructions and routines permanently stored in the printer ROM is not lost when power is turned off and cannot be written to hence the term read only ROM resident fonts are fonts permanently stored in a printer and available at any time To turn on activate invoke or enable Two or more bytes of data or code treated as a unit Twinaxial A type of cable with two wires surrounded by insulation and a braided shield Refers to either the upright or italic character style in a specific font family Roman is upright italic is slanted A descriptive name or brand name that identifies a particular design of type Also called type family See character weight To place data in memory RAM NVRAM 35 36 Acknowledge reply managing 19 Anystate 10 Bar codes 17 command set 9 commands 9 18 data tower 10 errors 23 Begin Overlay command 19 Begin Page command 19 Begin Page Segment command 18 Block state 10 C Center and trim mapping graphics 16 Commands bar codes 18 device control 19 overlay 19 page segment 18 rejected 22 syntax 12 Compatible systems 8 Correlation ID 12 Data streams 8 Data towers 10 Deferred printing 11 Delete Overlay command 19 Delete Page Segment c
28. nt Quality Control Specifies the print quality F800 AB FE NLQ 56 AA DP 01 55 Draft FF Printer Default Request Resource List The host inquires about the F400 printer s current resources page segments overlays fonts 21 Chapter 2 The IPDS Emulation Execute Order Home State XOH Byte D68F Flag CID Data Code and Count Parameters The following orders are valid only when the printer receives them in the home state The XOH command identifies these orders Table 3 Execute Order Home State Commands Order Function Hex Code Erase Residual Print Data Prevents access to resident 0500 print data Obtain Printer Used for Acknowledge F300 Characteristics Replies Print Buffered Data All data in the buffer prints 0100 Set Media Size Specifies the page size 1700 Exception Processing and IDs Unlike some other protocols IPDS allows the host to control exception error processing which can free up the printer cpu The host can request one of two methods e the printer must print the pages as requested e the printer does not allow any page that has a data stream error to print The first method applies for situations such as printing checks the second method applies for printing drafts or when troubleshooting the data streams The following tables list the exception IDs and the error conditions The exception ID consists of three parts For example 80
29. ntains information about the graphics presentation space This data is referred to as drawing orders Bar Codes Bar codes contain information that can be read by optical scanners and are widely used A bar code resides in a bar code presentation space which is mapped to a bar code block that exists on the logical page This block can be the same size larger or smaller than the bar code presentation space The entire bar code presentation space must be mapped to the bar code block you cannot trim and cut any of the bar code presentation space Chapter 2 The IPDS Emulation The Bar Code Command Set The following commands are used to present bar codes in a page a page segment or an overlay Write Bar Code Control WBCC Byte D680 Flag CID Bar Code Area Count Position Bar Code Output Control Bar Code Data Descriptor Use this command to set the bar code block position size and orientation to set the bar code presentation size the bar code to be used and to set how the bar code presentation space will map into the bar code block Write Bar Code WBC Byte D681 Flag CID Data Count This command sends Bar Code Object Content Architecture data to the printer and applies to only one bar code symbol To print another bar code symbol you must send another WBC command The Page Segment Command Set The following commands are used to access printer data by name and merge on the logical page Begin P
30. ome State The initial operating state The printer returns to this state after a page an overlay or a page segment has been sent Block States The printer establishes the processing conditions for a data block to be accepted There are three block states IM image graphics and bar code Page State While printing a logical page the printer is in the Page State Overlay State This state permits overlay data blocks to be stored An overlay is a block of data that is frequently accessed It can be a block of text images graphics or bar codes An overlay can be a predefined page or part of a page and is often used for forms Page Segment State Page segment data is stored when the printer is in this state A page segment is a frequently accessed resource it can be a block of text images graphics or bar codes Page segments can be a part of an overlay Anystate Some commands can be received in any state State Page p M 9 Segment Bird ud Begin Begin Page Begin Overlay A Processing a Page Page gt Block End Page State State State Page Block End Page Segment State gt Segment State State End Overlay LW Block L Overlay State State State Figure 1 State Transition Processing a Page Your printer can print page by page or it
31. ommand 18 Index Device control commands 9 19 Emulation 8 End command 19 End Page command 20 Environment IPDS 8 Error codes 22 Exceptions 22 data check 23 rejected commands 22 specification check bar code 23 specification check general 25 specification check graphics data 24 Execute Order Anystate command 21 Execute Order Home State command 22 G Glossary 31 Graphic Object Content Architecture GOCA 10 Graphics command set 9 Graphics data errors 24 Graphics presentation space 16 window 16 Graphics tower 17 H Home state 10 IM Image command set 9 15 Image presentation space 15 Images 15 37 Include Overlay command 19 Include Page Segment command 18 Interface supported 8 IO Image command set 9 IPDS architecture 9 mode 8 protocol 8 L Load Copy Control command 20 Load Equivalence command 13 Load Font Equivalence command 20 Load Page Descriptor command 20 Load Page Position command 20 Logical page 11 M Mapping bar codes 17 graphics presentation space window 16 image presentation space 15 Medium presentation space 11 N No Operation command 20 O Overlay commands 9 19 state 10 P Page segment commands 18 state 10 tower 9 Page state 10 Position and trim mapping graphics 16 38 Presentation Object Content Architecture 10 Printer operation 11 generating graphics 16 generating images 15 Processing of a page
32. rted value for XOA Request Resource List entry 029201 Overlay ID not loaded 029202 Invalid XOA Print Quality Control PQC parameter 029301 Recursive overlay invocation 029401 Invalid or unsupported value for page segment Host Assigned ID 029501 Page segment Host Assigned ID already loaded 029601 Page segment Host Assigned ID not loaded 029701 Overlay nesting limit exceeded 029801 Invalid or unsupported suppression number 029803 Invalid or unsupported value for Temporary Baseline Move control sequence 02A401 Page boundary in the X direction cannot be represented in the printer 02A501 Page boundary in the Y direction cannot be represented in the printer 02AC01 Insufficient main storage to print the sheet 02AD01 Invalid or unsupported value for Logical Page Position command 02 01 Invalid unsupported parameter in command 28 Exception Processing and IDs Table 8 Exceptions Specification Check General continued Exception ID Condition 02AF01 Insufficient storage to print the sheet Asynchronously detected insufficient storage to print the sheet 02C101 Maximum number of simplex or duplex keywords in an LCC command 02 102 Internal value not unique an LE command 02C602 Invalid mapping type in an LE command 02C801 An unsupported input Media Source ID was specified 02C802 Invalid or unsupported internal value or external value in an Load Equivalence command 02FF02 Exceptions detected
33. t to communicate control commands and to oversee the acknowledge reply Begin Page BP Byte D6AF Flag CID Data Count This command indicates the beginning of a page and causes the printer to enter the page state End Byte D65D Flag CID Binary Data Count This command notes the end of a block containing an image graphics or bar codes Chapter 20 2 The IPDS Emulation End Page EP Byte D6BF Flag CID Binary Data Count This command notes the end of a page a page segment or an overlay and returns the printer to the home state Load Copy Control LCC Byte D69F Flag CID Data Count This command is effective only in the home state and controls the number of times you want to print the current logical page Load Font Equivalence LFE Byte D63F Flag CID Data Count This command is used to re identify local font data IDs to host specified font resource IDs Load Page Descriptor LPD Byte D6CF Flag CID Data Count The LPD command sets the logical page s characteristics such as the units for positioning text the margins and line spacing etc Load Page Position LPP Byte D66D Flag CID Data Count The LPP command sets the position of the logical page on the physical page which allows for any required offsetting No Operation NOP Byte D603 Flag CID Data Count This command tells the printer to perform no operation Sense Type and Model STM Byte D6E4 Flag CID Count This comm
34. the command sets and provides error messages This manual assumes you are familiar with IPDS and programming in IPDS This book is not a tutorial it does not explain how to program nor does it describe which applications support which commands For detailed information refer to the list below Sources of Additional Information Intelligent Printer Data Stream Reference e System 36 Concepts and Programmer s Guide e System 38 Guide to Program Product Installation and Device Configuration e Forms Design Reference Guide for Printers e 9370 Information System Customizing the Work Station Subsystem e 9370 Information System Work Station Subsystem and Reference AS 4009 Programming Data Management Guide 4234 Printer Models 007 008 011 and 012 Product and Programming Description e Guide to Programming for Printing Version 2 Warnings and Special Information For your safety and to protect valuable equipment it is very important that you read and comply with all information highlighted under special headings Conditions that could harm you as well as damage the equipment Conditions that could damage the printer or related equipment Information vital to proper operation of the printer NOTE Information and helpful tips about printer operation Chapter 1 Compatible System Attachments Compatible System Attachments With a twinax interface you can attach your
35. ut This Guide 7 Sources of Additional Information 7 Warnings and Special Information 7 Compatible System 8 Defining IPDS iii 8 The Protocol eee ener e Dec eae icu Tente 8 The Printer Environment seen 8 Emulations and Data 8 Configuring with IPDS Commands 9 eI ER 9 9 9 The Command Sets 9 The Data Towers einen nine 10 Th Statas nion tan au it Ro aene gto 10 Processing a Page 11 The Command Syntax 12 The Text Commands nennen nene 13 Load Equivalence LE 13 Write Text WT iiec enn rn ete entes 13 Images ne ite ER 15 IM Image Command Set 15 Write Image Control WIC 15 Write Image WI iii 15 Graphics se hatin Uie eei tee ded 16 The Graphics Command Set 17 Write Graphics Control WGC 17 Write Graphics WG 17 Bar dre o Me nidis 17 The Bar Code Command Set 18 Write Bar Code Control WBCO
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