PW3390 Power Analyzer Communication Command Instruction Manual Second Edition
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Multiple-Command Header Omission
When several commands having a common header are combined to form a compound command
if they are written together in sequence, the common portion can be omitted. This common portion is
called the "current path", and until it is cleared, the interpretation of subsequent commands presumes
that they share the same common portion.
This usage of the current path is shown in the following example:
Full Expression
:VOLTage1:RANGe 600;:VOLTage1:MEAN OFF
Compacted Expression :VOLTage1:RANGe 600;MEAN OFF
The current path is cleared when the power is turned on, when reset by key input, by a colon ":" at the
start of a command, and when a message terminator is detected.
Standard command messages can be executed regardless of the current path. They have no effect
upon the current path.
A colon ":" is not required at the start of the header of a Simple or Compound command. However, to
avoid confusion with abbreviated forms and operating mistakes, we recommend always placing a colon
at the start of a header.
Note
Beeps when a communication error occurs if beep is enabled for this instrument.
Avoid inserting or removing storage media while using commands that refer to files and media.
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