Campbell-scientific CR3000 Micrologger Manuel d'utilisateur télécharger pdf (Page 370)

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101

Section 8. Operation

370

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Table 90. DNP3 Implementation — Data Types Required to Store

Data in Public Tables for Object Groups

Data Type Group Description

Boolean 1 Binary input

2 Binary input change

10 Binary output

12 Control block

Long 30 Analog input

32 Analog change event

40 Analog output status

41 Analog output block

50 Time and date

51 Time and date CTO



8.6.1.2.2 CRBasic Instructions

Complete descriptions and options of commands are available in CRBasic Editor

Help.

DNP()

SetstheCR3000asaDNPslave(outstation/server)withanaddressandDNP3‐

dedicatedCOMport.NormallyresidesbetweenBeginProgandScan(),soitis

executedonlyonce.ExampleatCRBasicexampleImplementationofDNP3

(p.371),

line20.

Syntax

DNP(ComPort, BaudRate, DNPSlaveAddr)

DNPVariable()

AssociatesaparticularvariablearraywithaDNPobjectgroup.Whenthemaster

pollstheCR3000,itreturnsallthevariablesspecifiedalongwiththeirspecific

groups.Alsousedtosetupeventdata,whichissenttothemasterwheneverthe

valueinthevariablechanges.ExampleatCRBasicexampleImplementationof

DNP3

(p.371),line24.

Syntax

DNPVariable(Source, Swath, DNPObject, DNPVariation, DNPClass,

DNPFlag, DNPEvent, DNPNumEvents)

DNPUpdate()

DetermineswhenDNPslave(outstation/server)willupdateitsarraysofDNP

elements.SpecifiestheaddressoftheDNPmastertowhicharesentunsolicited

responses(eventdata).MustbeincludedoncewithinaScan()/NextScanforthe

DNPslavetoupdateitsarrays.Typicallyplacedinaprogramafterth

eelements

inthearrayareupdated.TheCR3000willrespondtoanyDNPmasterregardless

ofitsaddress.

Syntax

DNPUpdate (DNPSlaveAddr,DNPMasterAddr)

1 2 ... 365 366 367 368 369 370 371 372 373 374 375 ... 589 590

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Campbell-scientific CR3000 Micrologger Manuel d'utilisateur Page 370

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