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3-10
Measurements and Sourcing Voltage
SCPI programming
Table 3-5
SCPI commands — amps function
[SENSe]
:DATA?
:FUNCtion 'CURRent'
INITiate
READ?
A) SENSe:DATA?
This command does not trigger a reading. It simply returns the last "raw" reading string. It
will not return the result of any instrument calculation. The reading reflects what is
applied to the input.
While Model 6487 is busy performing measurements, the :DATA? command will not
return the reading string until the instrument finishes and goes into the idle state.
klqb
B) FUNCtion 'CURRent'
Use this command to select the current function instead of the ohms function.
C) INITiate
To return a fresh (new) reading, you can send the INITiate command to trigger one or
more readings before sending :DATA?. Details on INITiate are provided in
D) READ?
The READ? command can be used to return "fresh" readings. This command triggers and
returns the readings. See
Commands
SENSe Subystem:
Trigger one or more readings.
Trigger and return reading(s).
The format that the reading string is returned in is set by commands in
Section
13.
If there is no reading available when :DATA? is sent, an error (-230) will occur.
Section 12
Description
Return latest "raw" reading.
Select current function.
for details.
Model 6487 Reference Manual
Default
A
CURR
B
C
D
Section
Ref
7.
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