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NI 446X Calibration Procedure
20
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You use the object
myTaskHandle
in all subsequent NI-DAQmx
function calls.
4.
Create an AO Voltage channel through NI-DAQmx using the following
function.
5.
Modify the AO voltage channel property using the following
functions.
NI-DAQmx Function Call
LabVIEW Block Diagram
Call
DAQmxCreateAOVoltageChan
with the
following parameters:
taskHandle
:
myTaskHandle
physicalChannel
:
dev1/ao0
nameToAssignToChannel
:
""
minVal
:
-10.0
maxVal
:
10.0
units
:
DAQmx_Val_Volts
customScaleName
:
NULL
NI-DAQmx Function Call
Call
DAQmxSetAOIdleOutputBehavior
with the following parameters:
taskHandle
:
myTaskHandle
channel
:
dev1/ao0
data
:
DAQmx_Val_HighImpedance
Call
DAQmxSetAOGain
with the following parameters:
taskHandle
:
myTaskHandle
channel
:
dev1/ao0
data
:
-40.0