Campbell CR850 User Manual

Appendix A. CRBasic Programming Instructions
499
UDPOpen
OpensaportfortransferringUDPpackets.
Syntax
UDPOpen(IPAddr, UDPPort, UDPBuffsize)
WebPageBegin/WebPageEnd
DeclaresawebpagethatisdisplayedwhenarequestforthedefinedHTMLpage
comesfromanexternalsource.
Syntax
WebPageBegin("WebPageName", WebPageCmd)
HTTPOut("<p>html string to output " + variable + " additional
string to output</p>")
HTTPOut("<p>html string to output " + variable + " additional
string to output</p>")
WebPageEnd
XMLParse()
ReadsandparsesanXMLfileinthedatalogger.
Syntax
XMLParse(XMLContent, XMLValue, AttrName, AttrNameSpace,
ElemName, ElemNameSpace, MaxDepth, MaxNameSpaces)
A.17 Modem Control
Read More! For help on datalogger-initiated telecommunication, see Initiating
Telecomms (Callback) (p. 333).
DialModem
Sendsamodem‐dialstringoutadataloggercommunicationsport.
Syntax
DialModem(ComPort, BaudRate, DialString, ResponseString)
ModemCallback
Initiatesacalltoacomputerviaaphonemodem.
Syntax
ModemCallback(Result, COMPort, BaudRate, Security,
DialString, ConnectString, Timeout, RetryInterval,
AbortExp)
ModemHangup/EndModemHangup
EnclosescodethatshouldberunwhenaCOMporthangsupcommunication.
Syntax
ModemHangup(ComPort)
[instructions to be run upon hang-up]
EndModemHangup
A.18 SCADA
Read More! See sections DNP3 (p. 347) and Modbus (p. 350).
Modbus and DNP3 instructions run as process tasks.

Campbell CR850 Specifications

General

Brand	Campbell
Model	CR850
Category	Measuring Instruments
Language	English