350 Agilent InfiniiVision 3000 X-Series Oscilloscopes Programmer's Guide
16 :FUNCtion Commands
:FUNCtion:REFerence
(see page 1138)
Command Syntax
:FUNCtion:REFerence <level>
<level> ::= the current reference level in NR3 format.
The :FUNCtion:REFerence command sets the voltage or vertical value
represented at center screen for the selected function. The range of legal
values is generally +/- 10 times the current scale of the selected function,
but will vary by function. If you set the reference level to a value outside
of the legal range, the level is automatically set to the nearest legal value.
Query Syntax
:FUNCtion:REFerence?
The :FUNCtion:REFerence? query outputs the current reference level value
for the selected function.
Return Format
<level><NL>
<level> ::= the current reference level in NR3 format.
See Also • "Introduction to :FUNCtion Commands" on page 326
• ":FUNCtion:OFFSet" on page 346
• ":FUNCtion:RANGe" on page 349
• ":FUNCtion:SCALe" on page 351
The FUNCtion:REFerence command is equivalent to the :FUNCtion:OFFSet command.