Computer Expressions 40CG Manual do Utilizador

Computer GatewayUser ManualCG11-510

Table of ContentsComputer Gateway User Manual iv 5/966 CG DATABASE CONTENT6.1 Introduction6.2 CG Memory Estimating6.2.1 Memory Management Schematic6.2

Computer Gateway User Manual 4-64 5/964.7.5Real Array Word 1—array store status (integer)Words 2..3—array element 1 (real)Words 4..5—array element 2 (

Computer Gateway User Manual 4-65 5/964.7.5Use information: Store status (applies only to reals and ASCII)0=store the data value(s) provided1=store th

Computer Gateway User Manual 4-66 5/964.7.5Data Record formats: Real Words 1 and 2—value (real)Word 3—store status (integer)Integer Word 1—value (inte

Computer Gateway User Manual 4-67 5/964.7.5LCN Internal Time Word 1—value status (integer)Array Words 2..4—array element 1Words 5..7—array element 2

Computer Gateway User Manual 4-68 5/964.7.64.7.6 Store Single Point Return (External Identifier)This message from the CG is the response to a Store S

Computer Gateway User Manual 4-69 5/964.7.6Word 6—data type (integer) 1=real2=integer3=ASCII (24-character string)4=enumeration/Boolean5=enumeration o

Computer Gateway User Manual 4-70 5/964.7.6NOTEReturn Status code 11 indicates a warning. Useful information (correct data type code) hasbeen returne

Computer Gateway User Manual 4-71 5/964.7.74.7.7 Convert Identifier RequestThis message from the host processor requests the conversion of a point/pa

Computer Gateway User Manual 4-72 5/964.7.7Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 141Word 2—Number of Words = 31W

Computer Gateway User Manual 4-73 5/964.7.84.7.8 Convert Identifier ReturnThis message from the CG is the response to a Convert Identifier request.

Computer Gateway User Manual 1-1 5/961INTRODUCTIONSection 1This section discusses the CG role in a TDC 3000X System; reviews the most significant hard

Computer Gateway User Manual 4-74 5/964.7.8Word 6—data type (integer) 1=real2=integer3=ASCII (24-character string)4=enumeration/Boolean5=enumeration o

Computer Gateway User Manual 4-75 5/964.7.8Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 142Word 2—Number of Words = 22W

Computer Gateway User Manual 4-76 5/964.7.8Word 15—data type (integer) 1=real2=integer3=ASCII (24-character string)4=enumeration/Boolean5=enumeration

Computer Gateway User Manual 4-77 5/964.7.94.7.9 Get Single Point Request (Internal Address)This request from the host processor is used to fetch a s

Computer Gateway User Manual 4-78 5/964.7.9Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 139Word 2—Number of Words = 22W

Computer Gateway User Manual 4-79 5/964.7.104.7.10 Get Single Point Return (Internal Address)This message from the CG is the response to a Get Single

Computer Gateway User Manual 4-80 5/964.7.1013=internal entity id14=internal entity id array15=external entity id (ASCII name)16=external entity id ar

Computer Gateway User Manual 4-81 5/964.7.10External Entity ID Words 1..8—name (up to 16 ASCII char)Word 9—LCN id (2 characters; blank=local)Word 10—v

Computer Gateway User Manual 4-82 5/964.7.10Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 140Word 2—Number of Words = 15

Computer Gateway User Manual 4-83 5/964.7.1016=external entity id array17=LCN internal time18=LCN internal time array19=ASCII (40-character string)20=

Computer Gateway User Manual 1-2 5/961.5ApplicationModuleHistoryModuleComputerGatewayComputingModuleProcessInterfaceUnitsExtendedControllerAdvancedMul

Computer Gateway User Manual 4-84 5/964.7.10External Entity ID Word 1—value status (integer)Array Words 2..10—array element 1Words 11..19—array elemen

Computer Gateway User Manual 4-85 5/964.7.114.7.11 Store Single Point Request (Internal Address)This request from the host processor stores a single

Computer Gateway User Manual 4-86 5/964.7.11Ordinal Word 1—ordinal value of enumeration(integer)Word 2—0 (integer)Real Array Word 1—array store status

Computer Gateway User Manual 4-87 5/964.7.11Use information: Store status (applies only to reals and ASCII)0=store the data value(s) provided1=store t

Computer Gateway User Manual 4-88 5/964.7.11Data record formats: Real Words 1 and 2—value (real)Word 3—store status (integer)Integer Word 1—value (int

Computer Gateway User Manual 4-89 5/964.7.11LCN Internal Time Word 1—value status (integer)Array Words 2..4—array element 1Words 5..7—array element 2

Computer Gateway User Manual 4-90 5/964.7.124.7.12 Store Single Point Return (Internal Address)This message from the CG is the response to a Store Si

Computer Gateway User Manual 4-91 5/964.7.1213=internal entity id14=internal entity id array17=LCN internal time18=LCN internal time array19=ASCII (40

Computer Gateway User Manual 4-92 5/964.7.12Word 15—data type (integer) 1=real2=integer3=ASCII (24-character string)4=enumeration/Boolean5=enumeration

Computer Gateway User Manual 4-93 5/964.84.8 HISTORY DATA TRANSFERSHistory data requests are limited to the data types that can be historized. These

Computer Gateway User Manual 1-3 5/961.5DISPATCHER PROGRAMCOMMUNICATION HANDLERACPINTERFACEROUTINESBISYNCH ORHDLCDATA LINK HOST PROCESSORHOST PROCESSO

Computer Gateway User Manual 4-94 5/964.8.1Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 150Word 2—Number of Words = 39

Computer Gateway User Manual 4-95 5/964.8.1Relative requests—Beginning and ending offset times apply toonly relative history requests. They are state

Computer Gateway User Manual 4-96 5/964.8.1The following table summarizes results of some possiblecombinations of starting and ending offsets with num

Computer Gateway User Manual 4-97 5/964.8.24.8.2 Get History ReturnThis message is sent by the CG in response to a request for transmission of histor

Computer Gateway User Manual 4-98 5/964.8.2Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 151Word 2—Number of Words = 14

Computer Gateway User Manual 4-99 5/964.8.2Form 2Word 1 =2 (integer)—digital process data valueWord 2 ordinal value of a self-defined enumeration(inte

Computer Gateway User Manual 4-100 5/964.8.2For Fast Interval Monthly Averages (history type = 7) derivedfrom 5-, 10-, or 20-second snapshots, each su

Computer Gateway User Manual 4-101 5/964.8.2When snapshot data (history type 0, 9, 10, or 11) is requested, allthe data returned is controlled by the

Computer Gateway User Manual 4-102 5/964.8.24.8.2.2 Value-Type Meanings for AveragesAverages are of analog data and are the total of the summed good

Computer Gateway User Manual 4-103 5/964.8.2As shown by Figure 4-1, the remainder of the history record for the minute when the timechange occurred is

Computer Gateway User Manual 1-4 5/961.61.6 REFERENCESThe following TDC 3000X publications contain additional information related to functionsof the

Computer Gateway User Manual 4-104 5/964.94.9 TEXT MESSAGE TRANSFERS4.9.1 Get Message RequestThis message is used by the host processor to request t

Computer Gateway User Manual 4-105 5/964.9.34.9.3 Send Message RequestThis message is used by the host processor to request the sending of a message

Computer Gateway User Manual 4-106 5/964.9.4Message-length maximums are dependent on destination: 60characters for CRT messages, 72 characters for pri

Computer Gateway User Manual 4-107 5/964.9.54.9.5 Message Confirmation or TimeoutThis message is sent by the CG as the final response to a send messa

Computer Gateway User Manual 4-108 5/964.104.10 FILE TRANSFERS4.10.1 Introduction to File TransfersThe following paragraphs explain the format and c

Computer Gateway User Manual 4-109 5/964.10.14.10.1.3 Status Codes Returned by File TransactionsThe message block of each File Transfer response cont

Computer Gateway User Manual 4-110 5/964.10.14.10.1.5 Use of EP Utilities OptionsSeveral of the File Transfer transactions make use of one or more co

Computer Gateway User Manual 4-111 5/964.10.24.10.2 Read LCN FileThis request/response pair reads a single file and its attributes from a volume on a

Computer Gateway User Manual 4-112 5/964.10.2Word 29—Ending record requested(Words 28 and 29 are not used when Word 27 = 0)Words 30—User supplied time

Computer Gateway User Manual 4-113 5/964.10.3A temporary file with a unique name is created to receive the data on the requested volume.After the tran

Computer Gateway User Manual 2-1 5/962FUNCTIONAL OVERVIEWSection 2This section shows how the CG works with the host processor to enable your applicati

Computer Gateway User Manual 4-114 5/964.10.4Word 39—File Revision*Word 40—Write access code* (0 = unprotected)Data information: Words 1..32—File desc

Computer Gateway User Manual 4-115 5/964.10.5Message format: Words 1..10—Request echoWord 11—Return status (0 = normal)Word 12—Return substatus (0 = n

Computer Gateway User Manual 4-116 5/964.10.54.10.5.1 List Catalog into a File RequestHeader information: Word 1—Transaction Code = 62Word 2—Number o

Computer Gateway User Manual 4-117 5/964.10.5Option Description–BF* Display limited attribute information.–D* List detailed information about a volume

Computer Gateway User Manual 4-118 5/964.10.64.10.6 Retrieve Volumes/Directories for a DeviceThis request/response pair is used to fetch the volume n

Computer Gateway User Manual 4-119 5/964.10.7Data information: Word 1—Total number of directories in volume 1Words 2..3—Total number of sectors (32-bi

Computer Gateway User Manual 4-120 5/964.10.84.10.8 Copy FileThis request/response pair is used to copy an HM file and place the copy in a destinatio

Computer Gateway User Manual 4-121 5/964.10.10Message format: Words 1..8—Reserved for future useWord 9—Command type = 8Word 10—Not usedWord 11—Reserve

Computer Gateway User Manual 4-122 5/964.10.11Message format: Words 1..10—Request echoWord 11—Return status (0 = normal)Word 12—Return substatus (0 =

Computer Gateway User Manual 4-123 5/964.10.124.10.12 Delete DirectoryThis request/response pair is used to delete a directory from a user-defined vo

Computer Gateway User Manual 2-2 5/962.1.22.1.2 Get and Store Current Process ValuesApplication programs in the host processor can request the input

Computer Gateway User Manual 4-124 5/964.10.134.10.13 Delete FilesThis request/response pair is used to delete one or more files from a user-defined

Computer Gateway User Manual 4-125 5/964.10.144.10.14.2 Break ResponseHeader information: Word 1—Transaction Code = 63Word 2—Number of Words = 40Word

Computer Gateway User Manual 4-126 5/964.10.154.10.15.2 Data Out ResponseHeader information: Word 1—Transaction Code = 63Word 2—Number of Words = 40W

Computer Gateway User Manual 4-127 5/964.10.164.10.16.2 Retrieve File Names and Extensions ResponseHeader information: Word 1—Transaction Code = 63Wo

Computer Gateway User Manual 4-128 5/964.10.174.10.17 File Transfer Response Status CodesThe following information defines the various major and sub-

Computer Gateway User Manual 4-129 5/964.10.1718 $FMS_Duplicate_Filename19 $FMS_File_Not_Found20 $FMS_Device_Not_Found21 $FMS_Access_Violation22 $FMS_

Computer Gateway User Manual 4-130 5/964.10.1775 $FMS_Device_Failed76 $FMS_Request_Class_Table_Error77 $FMS_Invalid_Request_Class_Data78 $FMS_Volume_A

Computer Gateway User Manual 4-131 5/964.10.1792 U$FMD_Too_Long94 U$Dismount_Service_Err_Msg95 U$Not_A_Local_Device97 U$Physical_Node_Nonexistant98 U$

Computer Gateway User Manual 4-132 5/964.114.11 CM JOURNAL ACCESS4.11.1 Introduction to CM Journal AccessThe Purpose of the CM Journal Access is to

Computer Gateway User Manual 4-133 5/964.114.11.3.1 CM Journal Access Request Message RecordHeader information: Word 1—Transaction Code = 64 (CM50 re

Computer Gateway User Manual 2-3 5/962.22.17 Role of Data Definition TablesThe most efficient method of data exchange between the host processor and

Computer Gateway User Manual 4-134 5/964.11Event Request Rec: Word 274—Type of journal (integer)0 = Process alarms1 = Operator messages2 = Process cha

Computer Gateway User Manual 4-135 5/964.114.11.4.1 CM Journal Access Return Message RecordHeader information: Word 1—Transaction Code = 65 (CM50 req

Computer Gateway User Manual 4-136 5/964.11Message format: Word 274—Return status100 = Invalid PIN ID234 = Data does not fit683 = Node or box range er

Computer Gateway User Manual 5-1 5/965DATA LINK CHARACTERISTICSSection 5This section summarizes the data link hardware, transaction management, and su

Computer Gateway User Manual 5-2 5/965.3The following message formats are supported:• Line Bid Sequence• Single Block Text Transfer• Multiple Block Te

Computer Gateway User Manual 5-3 5/965.3.15.3.1 Single-Link Bisynch SequencesMost CG applications are expected to use single-link communications. Ea

Computer Gateway User Manual 5-4 5/965.3.25.3.2 Dual-Link Bisynch SequencesAlthough a single-link connection to the host computer is recommended, the

Computer Gateway User Manual 5-5 5/965.45.4 HDLC LINK PROTOCOLOperation of the HDLC link follows the Link Access Procedure, Balanced (LAPB),according

Computer Gateway User Manual 5-6 5/965.65.6 HOST PROCESSOR STATE DIAGRAMThe types of messages that should be expected from, or are accepted by, the C

Computer Gateway User Manual 5-7 5/965.6 STARTUP NORMAL OPERATIONEVENT orMESSAGESTATETime SynchMessage (31)ReceivedRestoreMessage (43)ReceivedDa

Computer Gateway User Manual 2-4 5/962.2.12.2.1.1 Scheduled Program ActivationPeriodic programs first run at a specified daily start time (STIME) and

Computer Gateway User Manual 5-8 5/965.6.15.6.1 Explanatory Notes to Figure 5-1Note 1 RESTORE message is expected only while host processor is in INI

Computer Gateway User Manual 5-9 5/965.6.25.6.2 Analysis of Data Link MessagesFigure 5-2 is a re-creation of a series of single-link messages between

Computer Gateway User Manual 5-10 5/96 5.6.216) ENQ from the host to bid for the line.17) ACK0 response from the CG.18) Confirmation Message (Trans

Computer Gateway User Manual 5-11 5/965.6.2 1) 3232323232322DFF 2) 32323232321070FF 3) 3232323232321002001F000B000100010001554E. . . . . . .

Computer Gateway User Manual 5-12 5/965.6.2Table 5-2 — Hexadecimal Values for Message Transaction CodesTRANSACTION MESSAGE NAME WHERE MESSAGECODE VAL

Computer Gateway User Manual 5-13 5/965.6.2Table 5-2 — Hexadecimal Values for Message Transaction Codes (continued)TRANSACTION MESSAGE NAME WHERE MES

Computer Gateway User Manual 5-14 5/965.75.7 SYSTEM ERROR JOURNAL REPORTSReports are issued by the CG to the LCN System Error Journal in the event of

Computer Gateway User Manual 6-1 5/966CG DATABASE CONTENTSection 6This section covers the content and use of information in the CG database.6.1 INTRO

Computer Gateway User Manual 6-2 5/966.2.2You can copy the schematic to an existing volume that is already listed in a PathnameCatalog, or you can add

Computer Gateway User Manual 6-3 5/966.36.3 VIEWING AND CHANGING ACIDP AND CRDP POINTS6.3.1 Viewing and Changing Parameter Values From the Universal

Computer Gateway User Manual 2-5 5/962.2.22.2.2 Process Data ExchangesThe CG receives data-exchange requests (get or store) from the host processor,

Computer Gateway User Manual 6-4 5/966.3.2Table 6-1 — Universal Station Display and Change of ACIDP ParametersPARAMETERNAMEDETAIL DISPLAYGROUP DISPLA

Computer Gateway User Manual 6-5 5/966.46.4 ACIDP/CRDP PARAMETER DESCRIPTIONSThe following are brief descriptions of the ACIDP and CRDP parameters th

Computer Gateway User Manual 6-6 5/966.5RTPERIOD—The time period between runs of a scheduled ACP, in format HH:MM:SS.Minimum period is 10 seconds; max

Computer Gateway User Manual A-1 5/96ACG POINT PREPARATIONAppendix AThis appendix summarizes the requirements for preparation of specialized CG data p

Computer Gateway User Manual A-2 5/96A.2.1A.2.1 Custom Data Segment HeadingThe Custom Data Segment Heading consists of the word CUSTOM followed by thr

Computer Gateway User Manual A-3 5/96A.2.3A.2.3 Custom Data Segment ExampleCUSTOMPARAMETER swdbd1: NUMBER "switch deadband value"TYPE number

Computer Gateway User Manual A-4 5/96A.3Compiling a CDS does not set aside storage for the parameter values; it simply defines theparameters to the sy

Computer Gateway User Manual B-1 5/96BHARDWARE INSTALLATION/CHECKOUT/SERVICEAppendix BThis appendix contains hardware information useful in the instal

Computer Gateway User Manual B-2 5/96B.2.1B.2.1 RS-449 CLI Adapter Board ConnectionsFigure B-1 illustrates the Line 1 and Line 2 cable connections at

Computer Gateway User Manual B-3 5/96B.2.2B.2.2 RS-449 Standard (Modem Connection) Cable• 15 meters, male-to-male connection• Modem connected• Both t

Computer Gateway User Manual 2-6 5/962.32.3 SPECIAL SITUATIONSThe following paragraphs contain some additional material about CG characteristics that

Computer Gateway User Manual B-4 5/96B.2.3B.2.3 RS-449 Direct Connect Cable• 700 meters, male-to-male connection• Direct connect• Each data terminal

Computer Gateway User Manual B-5 5/96B.2.4B.2.4 RS-449 Loopback Cable• Connects channels 0 to 3 and 2 to 1 for CLIF test 13• Male-to-male connectionS

Computer Gateway User Manual B-6 5/96B.2.5B.2.5 RS-449 Loopback Connector• Male connector• RS-449 standard connector pin assignments• Connects channe

Computer Gateway User Manual B-7 5/96B.2.6B.2.6 RS-232C CLI Adapter Board ConnectionsFigure B-6 illustrates the Line 1 and Line 2 cable connections a

Computer Gateway User Manual B-8 5/96B.2.7B.2.7 RS-232C Standard (Modem Connection) Cable• 15 meters, male-to-male connection• Modem connected• Both

Computer Gateway User Manual B-9 5/96B.2.8B.2.8 RS-232C Direct Connect Cable (Type I)• 15 meters, male-to-male connection• Direct connect• Only one e

Computer Gateway User Manual B-10 5/96B.2.9B.2.9 RS-232C Direct Connect Cable (Type II)• 15 meters, male-to-male connection• Direct connect• Each end

Computer Gateway User Manual B-11 5/96B.2.10B.2.10 RS-232C Loopback Cable• Male-to-male connection• Connects channels 0 to 3 and 2 to 1 for CLIF test

Computer Gateway User Manual B-12 5/96B.2.11B.2.11 RS-232C Loopback Connector• Male connector• Connects channels 0 to 1 and 2 to 3 for CLIF test 14

Computer Gateway User Manual B-13 5/96B.2.12B.2.12 CG to CG Switch Cable4,5The Group Number is the Cable Length in MetersY-EndX-End4,51ComputerGateway

Computer Gateway User Manual 2-7 5/962.3.1Table 2-2 — Operation Request Capabilities Named ACIDP is in"Blank" Installation

Computer Gateway User Manual B-14 5/96B.2.12B.2.12 CG to CG Switch CableItem No. Part Number Description Group No.001Group No.010Group No.###1 5119086

Computer Gateway User Manual B-15 5/96B.2.13B.2.13 VAX Cable to CG Switch6,7The Group Number is the Cable Length in MetersY-EndX-End4,51Switch37 Pin M

Computer Gateway User Manual B-16 5/96B.2.13B.2.13 VAX Cable to CG SwitchItem No. Part Number Description Group No.010Group No.100Group No.###1 511908

Computer Gateway User Manual C-1 5/96CTIMING DATA AND PERFORMANCE CONSIDERATIONSAppendix CThis appendix contains information on performance and CG dat

Computer Gateway User Manual C-2 5/96C.3Get History performance has more variables; however, the essential thing to remember isthat the difference in

Computer Gateway User Manual D-1 5/96DASSIGNMENT OF PROCESS UNITS TO CGAppendix DThis appendix contains information relating to the assignment of proc

Computer Gateway User Manual D-2 5/96

IndexTopic Section HeadingComputer Gateway User Manual Index-1 5/96ABORTCOD (ACIDP parameter) 6.3.2-Table 6-1, 6.4ACCESSKEY (ACIDP parameter) 6.3.2-Ta

IndexTopic Section HeadingComputer Gateway User Manual Index-2 5/96Calculated Results Data Points See CRDPCommunications Handler Level Messages Table

IndexTopic Section HeadingComputer Gateway User Manual Index-3 5/96FormatsData Link Messages 4.1.2Message Header 4.1.2.1Get DataRequest (Internal DDT

Computer Gateway User Manual 2-8 5/962.3.22.3.2 Use of 16-Character Point NamesThis release of the CG is compatible with previous TDC releases (R230

IndexTopic Section HeadingComputer Gateway User Manual Index-4 5/96MessageError Fields 4.1.2.3Format 4.1.2Sequences 4.1.1Structure 5.5Message TypesACI

IndexTopic Section HeadingComputer Gateway User Manual Index-5 5/96Store Single Return (Internal Address) 4.7.12Text Message Confirmation 4.9.5Text Me

IndexTopic Section HeadingComputer Gateway User Manual Index-6 5/96Sample Host Processor System 3.1Schedulingby ACIDPs E.3.1of ACPs 2.2.1, 2.3.1Send T

IndexTopic Section HeadingComputer Gateway User Manual Index-7 5/96UNIT (ACIDP/CRDP parameter) 6.3.2-Table 6-1, 6.4Units, Process D.1Viewing ACIDP &am

Computer Gateway User Manual Index-8 5/96

READER COMMENTSHoneywell IAC Automation College welcomes your comments and suggestions to improve futureeditions of this and other publications.You ca

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Computer Gateway User Manual 2-9 5/962.3.3The CG assumes that it is communicating with a pre-R400 system until it receives a "CGDatabase List&quo

Computer Gateway User Manual 2-10 5/962.4Certain data access-request messages do not require an ACIDP name and will be honoredregardless of ACP/ACIDP

Computer Gateway User Manual 2-11 5/962.4.22.4.2 Starting of CG-Host Processor CommunicationsResponsibility for establishing communication between th

Computer Gateway User Manual 2-12 5/96

Computer Gateway User Manual 3-1 5/963HOST COMPUTER SOFTWARE COMPONENTSSection 3This section discusses the types of support programs and communication

Computer Gateway User Manual 3-2 5/963.1.13.1.1 Advanced Control Programs (ACPs)The preparation and installation of an ACP is a multi-step operation

Computer Gateway User Manual 3-3 5/963.23.2 HOST PROCESSOR COMPONENTSThe following paragraphs deal with the components that provide the host-processo

ImplementationComputer GatewayComputer GatewayUser ManualCG11-510Release 5005/96

Computer Gateway User Manual 3-4 5/963.2.13.2.1 ACP Interface RoutinesThe application programmer is provided with a number of interface routines that

Computer Gateway User Manual 3-5 5/963.2.13.2.1.4 Store DataThis routine sends data to points in the CG, or elsewhere on the LCN. The specification

Computer Gateway User Manual 3-6 5/963.2.13.2.1.10 Get ACP StatusThis routine fetches a set of parameters that enables the requesting program to dete

Computer Gateway User Manual 3-7 5/963.2.23.2.2 ACP InstallerThe ACP Installer is an interactive program that allows you to• Install (or remove) ACPs

Computer Gateway User Manual 3-8 5/963.2.4When its installation mode is Test, the data values returned to an ACP by a table-drivendata-access request

Computer Gateway User Manual 3-9 5/963.2.73.2.7 DispatcherThe Dispatcher activates ACPs when requested by the Communications Handler or by theACP Ins

Computer Gateway User Manual 3-10 5/96

Computer Gateway User Manual 4-1 5/964DATA LINK MESSAGESSection 4This section covers the various data transfer and support messages that pass between

Computer Gateway User Manual 4-2 5/964.1.1Table 4-2 shows the set of startup messages, while Figure 4-1 illustrates a simplestartup-message sequence i

Computer Gateway User Manual 4-3 5/964.1.1Table 4-3 — Applications Level Messages During Normal OperationMESSAGES HOST CG NOTESCATEGORIES REQUEST RESP

Copyright, Trademarks, and Notices© Copyright 1995 by Honeywell Inc.Revision 04 - May 1, 1996While this information is presented in good faith and bel

Computer Gateway User Manual 4-4 5/964.1.1CG CODE3143--3048--30Host CODE313047--3044**Time Synch message from CG; echo back by Host*CG Restore messag

Computer Gateway User Manual 4-5 5/964.1.24.1.2 Data Link Messages FormatMessages passed between the CG and host processor are formed of a fixed-leng

Computer Gateway User Manual 4-6 5/964.1.2Header word 6 Host Task Identifier (2 ASCII characters)—This field has fixed values forthree CG-initiated me

Computer Gateway User Manual 4-7 5/964.1.2Table 4-4 — CG Sources and Destinations of Data Link MessagesCG SCHEDULER (Identifier parameter=1)TRANSACTIO

Computer Gateway User Manual 4-8 5/964.1.2Table 4-4 — CG Sources and Destinations of Data Link Messages (continued)CG MISC FUNCTIONS HANDLER (Identifi

Computer Gateway User Manual 4-9 5/964.1.34.1.3 Data RepresentationsNOTEIn any data-exchange message (except for History) you are required to specify

Computer Gateway User Manual 4-10 5/964.1.4The CG handles necessary conversions to/from the DPS6 or IBM format from/to theformat used by devices on th

Computer Gateway User Manual 4-11 5/964.1.5PARAMETER INDEX—Applies only to certain parameter types (see Computer GatewayParameter Reference Dictionary

Computer Gateway User Manual 4-12 5/964.24.2 COMMUNICATIONS HANDLER MESSAGESThe messages in this group are designed for use at the communication-hand

Computer Gateway User Manual 4-13 5/964.2.24.2.2 Message ConfirmationThis message is used to confirm that all blocks of a message have been properly

Computer Gateway User Manual 5/96About This PublicationNOTEThe contents of this manual are needed by only those who intend to develop their owninterfa

Computer Gateway User Manual 4-14 5/964.2.34.2.3 Link Failure MessageThis message is sent by either CG or host processor to indicate failure of one o

Computer Gateway User Manual 4-15 5/964.34.3 DATA LINK INITIALIZATION MESSAGESThe CG will not start the scheduling of ACPs or perform any of the norm

Computer Gateway User Manual 4-16 5/964.3.24.3.2 Restore CompleteThis message is returned by the host processor in response to the CG Restore message

Computer Gateway User Manual 4-17 5/964.3.34.3.3 CG Database List RequestThis message is originated by the host processor to determine content of the

Computer Gateway User Manual 4-18 5/964.3.44.3.4 ACIDP List ReturnThis message is returned by the CG if the host processor has requested the ACIDP li

Computer Gateway User Manual 4-19 5/964.3.4ACIDP list format Words 1..8—ACIDP name (16 ASCII characters)Words 9..14—associated ACP name (12 ASCII char

Computer Gateway User Manual 4-20 5/964.3.54.3.5 CRDP List ReturnThis message is returned by the CG if the host processor has requested the CRDP list

Computer Gateway User Manual 4-21 5/964.3.64.3.6 DDT List ReturnThis message is returned by the CG if the host processor has requested the DDT list.E

Computer Gateway User Manual 4-22 5/964.3.74.3.7 Enhanced ACIDP List ReturnThis message is returned by the CG if the host processor has requested the

Computer Gateway User Manual 4-23 5/964.3.7Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 148Word 2—Number of Words = 2 p

Computer Gateway User Manual 5/96

Computer Gateway User Manual 4-24 5/964.3.84.3.8 CG Node List ReturnThis message is returned by the CG if the host processor has requested the CG nod

Computer Gateway User Manual 4-25 5/964.44.4 PROGRAM SCHEDULING AND STATUS MESSAGES4.4.1 ACIDP Program Mode Change RequestThis message originated by

Computer Gateway User Manual 4-26 5/964.4.24.4.2 ACIDP Mode Change ReturnThis message originated by the CG signals success or failure of a requested

Computer Gateway User Manual 4-27 5/964.4.44.4.4 Get ACIDP Status ReturnThis message from the CG returns all the parameter values for an ACIDP.Eight-

Computer Gateway User Manual 4-28 5/964.4.4Words 55..58—RTPERIOD (8 ASCII characters)Words 59..62—STIME (8 ASCII characters)Word 63—RUN_INIT (integer)

Computer Gateway User Manual 4-29 5/964.4.4Word 49—PROGSTAT (integer) 0=NOT INST1=TEST2=RESTRICT3=NORMALWords 50..51—ABORTCOD (4 ASCII characters)Word

Computer Gateway User Manual 4-30 5/964.4.54.4.5 Turn On ACPThis is the only unsolicited application-level message from the CG during normal operatio

Computer Gateway User Manual 4-31 5/964.4.5Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 102Word 2—Number of Words = 18W

Computer Gateway User Manual 4-32 5/964.4.64.4.6 ACIDP Execution State Change RequestThis message, originated by the host processor, informs the CG o

Computer Gateway User Manual 4-33 5/964.4.6Use information: The abort codes are visible at the Universal Station and can haveany value assignments you

Table of ContentsComputer Gateway User Manual i 5/96ABOUT THIS PUBLICATION1 INTRODUCTION1.1 Computer Gateway Role in TDC 3000X Systems1.2 CG Architect

Computer Gateway User Manual 4-34 5/964.4.74.4.7 Internal DDT Connect or Disconnect RequestThe host processor sends this request to initiate the conn

Computer Gateway User Manual 4-35 5/964.4.7Use information: Precollection occurs only for the ON trigger or triggers.In order for the request to be ac

Computer Gateway User Manual 4-36 5/964.4.84.4.8 Internal DDT Connect or Disconnect ReturnThis message originated by the CG signals success or failur

Computer Gateway User Manual 4-37 5/964.4.8Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 146Word 2—Number of Words = 29W

Computer Gateway User Manual 4-38 5/964.54.5 INTERNAL DDT PREPARATION MESSAGESThe messages in this section are a necessary precursor of any table-dri

Computer Gateway User Manual 4-39 5/964.5.1Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 106Word 2—Number of Words = 9 +

Computer Gateway User Manual 4-40 5/964.5.1Use information: "Point name index" must = 0"Parameter name index" is used to identify

Computer Gateway User Manual 4-41 5/964.5.24.5.2 Build Internal DDT ReturnThe CG sends this response, which includes data corresponding to the build

Computer Gateway User Manual 4-42 5/964.5.2Name/parameter set format–point errorWord 1—255 (integer)Words 2..3—not usedWord 4—error code (integer)1=Po

Computer Gateway User Manual 4-43 5/964.5.34.5.3 Store Internal DDT in CG RequestThis message from the host processor sends a copy of a Internal DDT

Table of ContentsComputer Gateway User Manual ii 5/964 DATA LINK MESSAGES4.1 Message Structure and Formats4.1.1 Message Sequences4.1.2 Data Link Messa

Computer Gateway User Manual 4-44 5/964.64.6 POINT-DATA TRANSFERS USING DATA TABLESThe following group of data-transfer messages require the use of p

Computer Gateway User Manual 4-45 5/964.6.24.6.2 Get Data Request (Internal DDT in Host Processor)This message from the host processor is used when n

Computer Gateway User Manual 4-46 5/964.6.34.6.3 Get Data ReturnThis message from the CG is in response to either type of Get Data request (message t

Computer Gateway User Manual 4-47 5/964.6.3Internal Entity ID Words 1..4—value (internal format)Word 5—value status (integer)External Entity ID Words

Computer Gateway User Manual 4-48 5/964.6.3Parameter value formats: Real Words 1 and 2—value (real)Word 3—value status (integer)Integer Word 1—value (

Computer Gateway User Manual 4-49 5/964.6.44.6.4 Store Data RequestThis message from the host processor is used to store values to locations in the C

Computer Gateway User Manual 4-50 5/964.6.4Use information: The number of point/parameters is limited to a total of 300 or less.See heading 4.1.5. Th

Computer Gateway User Manual 4-51 5/964.6.4ASCII Words 1..12—value (ASCII characters)Word 13—store status (integer)Enumeration Words 1..4—value (enume

Computer Gateway User Manual 4-52 5/964.6.54.6.5 Store Data ReturnThis message from the CG is in response to a store data request.Eight-Character Tag

Computer Gateway User Manual 4-53 5/964.6.5Eight-Character Tagname FormHeader information: Word 1—Transaction Code = 108Word 2—Number of Words = 14 p

Table of ContentsComputer Gateway User Manual iii 5/964.7.11 Store Single Point Request (Internal Address)4.7.12 Store Single Point Return (Internal A

Computer Gateway User Manual 4-54 5/964.74.7 SINGLE-POINT DATA TRANSFERSSingle-point data transfers are used to get or store a value for a single par

Computer Gateway User Manual 4-55 5/964.7.24.7.2 Get Single Point Request (External Identifier)This request from the host processor is used to fetch

Computer Gateway User Manual 4-56 5/964.7.3Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 128Word 2—Number of Words = 31W

Computer Gateway User Manual 4-57 5/964.7.44.7.4 Get Single Point Return (External Identifier)This message from the CG is the response to a Get Singl

Computer Gateway User Manual 4-58 5/964.7.4Word 6—data type (integer) 1=real2=integer3=ASCII (24-character string)4=enumeration/Boolean5=enumeration o

Computer Gateway User Manual 4-59 5/964.7.4Ordinal Array Word 1—array value status (integer)Word 2—array element 1 (integer)Word 3—array element 2 (in

Computer Gateway User Manual 4-60 5/964.7.4Sixteen-Character Tagname FormHeader information: Word 1—Transaction Code = 129Word 2—Number of Words = 15

Computer Gateway User Manual 4-61 5/964.7.4Word 15—data type (integer) 1=real2=integer3=ASCII (24-character string)4=enumeration/Boolean5=enumeration

Computer Gateway User Manual 4-62 5/964.7.4Ordinal Array Word 1—array value status (integer)Word 2—array element 1 (integer)Word 3—array element 2 (in

Computer Gateway User Manual 4-63 5/964.7.54.7.5 Store Single Point Request (External Identifier)This request from the host processor stores single v