User guide

External control user guide
March 27, 2015 Version 1.7.2.0 21
{
and the final line of the response is:
}\r\n
as an aid in allowing a computer program to ignore the contents of the list response.
Notes:
 There may be other matching brace characters within the list response.
 Parsing of the help and list command responses by a software-based client is strongly
discouraged since the formats are subject to change.
Possible error messages
\aOverflow\r\n
changeGroupAddControl command
Usage
A Control Alias is added to the Change Group with the changeGroupAddControl command.
For example:
changeGroupAddControl "Main Gain"\r
Response
On success, RATC1 responds with:
addedToChangeGroup "Main Gain"\r\n
Possible error messages
\aBadArgumentCount\r\n
\aOverflow\r\n
\aInvalidChangeGroup
\aUnlistedGroup "GroupName"\r\n
In the context of NION and nControl, 'UnlistedGroup' refers to the lack of a control with that
control alias. In this instance, the term group is used for compatibility purposes with Classic
MediaMatrix RATC.
changeGroupRemoveControl command
Usage
A Control Alias is removed from the Change Group with the changeGroupRemoveControl
command. For example:
changeGroupRemoveControl "Main Gain"\r
Response
On success, RATC1 responds with: