R&S NGM202 User Manual page 163

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R&S NGL200/NGM200
Special characters
Table A-2: Special characters
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[ ]
{ }
SCPI Parameters
Many commands are supplemented by a parameter or a list of parameters. The
parameters must be separated from the header by a whitespace (ASCII code 0 to 9, 11
to 32 decimal, e.g. blank).
Allowed parameters are:
●
Numeric values
●
Special numeric values
●
Boolean parameters
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Text
●
Character strings
●
Block data
The required parameters and the allowed value range are specified in the command
description.
Numeric values
You can enter numeric values in the following form. Values exceeding the resolution of
the instrument are rounded up or down.
Example:
VOLT 10V = VOLT 10
VOLT 100mV = VOLT 0.1
Special numeric values
The text listed below are interpreted as special numeric values. In the case of a query,
the numeric value is provided.
●
MIN / MAX
User Manual 1178.8736.02 ─ 06
A vertical stroke in parameter definitions indicates alternative possibilities in the sense of "or". The
effect of the command differs, depending on the used parameter.
Example:
●
FUSE:LINK {1 | 2 | 3}
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FUSE:LINK 1 sets the fuse link CH1 for the selected channel FUSE:LINK 2 sets the fuse
link of CH2 for the selected channel
Mnemonics in square brackets are optional and can be inserted into the header or be omitted.
Example:
●
FUSE[:STATe] { ON }
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FUSE:STAT ON is equivalent to FUSE ON
Parameters in curly brackets are optional and can be inserted once or several times, or be omitted.
Example:
●
VOLTage[:LEVel][:IMMediate][:AMPLitude] {<voltage> | MIN | MAX | UP |
DOWN }
The following are valid commands:
– VOLT MAX
– VOLT MIN VOLT 10
Additional Basics on Remote Control
Messages and Command Structure
160