UCX series – User's Manual 61
DEFINITION:
Description Description
n- a node pm a manual for the property
nE an error for a node m- a method
nm a manual for a node mO a response after a success method execution
pr a read-only property mF a response after a failed method execution
pw read-write property mE an error for a method
pE an error for the property mm a manual for a method
Error Messages
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Escaping
DEFINITION: An escape sequence is a sequence of characters that does not represent itself when used
inside a character or string literal, but is translated into another character or a sequence of characters.
Property values and method parameters can contain characters which are used as control characters in the
a backslash before the character that should be escaped (like in C language).
Control characters are the following: \ { } # % ( ) \r \n \t
The original message: CALL /V1/MEDIA/UART/P1:sendMessage(Set(01))
The escaped message: CALL /V1/MEDIA/UART/P1:sendMessage(Set\(01\))
Signature
DEFINITION: The signature is a four-digit-long hexadecimal value that can be optionally placed before
every command to keep a command and the corresponding responses together as a group.
number of the lines in the response cannot be determined in advance, e.g. the client intends to receive for the
whole response and also wants to be sure, that the received lines belong together and to the same command.
also be preceded by the signature, and the corresponding lines will be between brackets:
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INFO:
Subscription
DEFINITION:
changes.
the user does not want to be informed about the changes anymore, he can simply unsubscribe from the node.
ATTENTION! The subscriptions are handled separately for connections. Hence, if the connection is
terminated all registered subscriptions are deleted. After reopening a connection all subscribe commands
Subscribe to a Node
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Get the Active Subscriptions
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Subscribe to Multiple Nodes
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Unsubscribe from a Node
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Unsubscribe from Multiple Nodes
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