opchdaserverinfo

Query host for installed HDA servers

Syntax

serverInfoObj = opchdaserverinfo(hostName)

Description

serverInfoObj = opchdaserverinfo(hostName) queries the host specified in hostName for the OPC HDA servers installed on that host. hostName can be the name of the host or its IP address.

Examples

Find HDA Servers Available on Localhost

Find the HDA servers on the local host.

sInfo = opchdaserverinfo('localhost');

Locate the specific server with a description containing the character vector 'Matrikon'.

mIndex = findDescription(sInfo,'Matrikon')

Construct an OPC HDA client for that server.

hdaClient = opchda(sInfo(mIndex))

Input Arguments

hostName — OPC HDA server host name

character vector | string

OPC HDA server host name, specified as a character vector or string.

Example: 'host-name'

Data Types: char | string

Output Arguments

serverInfoObj — OPC HDA server information

OPC HDA ServerInfo object

OPC HDA server information, specified as an OPC HDA ServerInfo object. You can use the ServerInfo object to find a particular server based on the Description property and by using the findDescription function. You can also construct a client by passing the relevant element of the object to the opchda function. This table lists the read-only properties of the ServerInfo object.

Property Name	Description
Host	Name of the host name.
ServerID	Programmatic Server ID to use when constructing an HDA Client object associated with the server.
Description	Description of the server.
HDASpecification	A character vector denoting the supported HDA specification. Currently, the function supports only the HDA1 specification.

Version History

Introduced in R2014a