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NI PXIe-6672 Calibration Procedure

12

ni.com

b.

Call niSync Adjust Oscillator Voltage VI to adjust the voltage of 
the oscillator.

c.

Call niSync Close External Calibration VI to commit the settings 
and close the session.

LabVIEW Block Diagram

NI-SYNC C Function Call

Call 

niSync_InitExtCal

 with the 

following parameters:

resourceName

: 

“<

MAX ID

>“

password

: 

NI

calibrationInstrumentHandle

: 

*

SessionHandle

LabVIEW Block Diagram

NI-SYNC C Function Call

Call 

niSync_CalAdjustOscillatorVoltage

 

with the following parameters:

vi

: 

“<

SessionHandle>”

newVoltage

: 

<

new control voltage

>

oldVoltage

: 

*oldVoltage

LabVIEW Block Diagram

NI-SYNC C Function Call

Call 

niSync_CloseExtCal

 with the 

following parameter:

vi

: 

“<

SessionHandle>”

action

:

 NISYNC_VAL_EXT_CAL_COMMIT

Содержание Network Adapter NI PXIe-6672

Страница 1: ...entions The following conventions apply to this document The symbol leads you through nested menu items and dialog box options to a final action The sequence File Page Setup Options directs you to pul...

Страница 2: ...monospace italic Italic text in this font denotes text that is a placeholder for a word or value that you must supply Software This calibration procedure requires NI Sync and NI VISA NI Sync and NI V...

Страница 3: ...timize connections and test conditions during the calibration procedure Install the NI PXIe 6672 in the system timing slot of the PXI Express chassis The calibration procedure requires features of PXI...

Страница 4: ...cation software is installed on the host computer 5 Configure the hardware with Measurement Automation Explorer MAX Refer to the NI PXIe 6672 Installation Guide for details about configuring the PXI e...

Страница 5: ...tion Call Call niSync_init with the following parameters resourceName Dev1 idQuery NULL resetDevice VI_TRUE vi SessionHandle LabVIEW Block Diagram NI SYNC C Function Call Call niSync_SetAttributeViBoo...

Страница 6: ...ync Initialize VI to set up a handle for the device b Set a writable NI Sync property node to pass TRUE to the ClkOut Gain Enable attribute LabVIEW Block Diagram NI SYNC C Function Call Call niSync_cl...

Страница 7: ...et up a handle for the device LabVIEW Block Diagram NI SYNC C Function Call Call niSync_ConnectClkTerminals with the following parameters vi SessionHandle sourceTerminal NISYNC_VAL_OSCILLATOR destinat...

Страница 8: ...ed in Step 3 of Measuring the Frequency with the specified accuracy Table 1 shows the frequency range that is acceptable according to the published specifications for the NI PXIe 6672 LabVIEW Block Di...

Страница 9: ...ives a frequency as close as possible to 10 MHz 1 Complete steps a c to set the oscillator control voltage The range of acceptable voltage values is 0 0 V to 4 095 V with frequency increasing as volta...

Страница 10: ...3 of the Measuring the Frequency section Complete steps a c to measure PFI 0 a Call niSync Initialize VI to set up a handle for the device LabVIEW Block Diagram NI SYNC C Function Call Call niSync_Set...

Страница 11: ...able Frequency Ranges 5 Commit the calibration values to the Calibration EEPROM using the following procedure a Call niSync Initialize External Calibration VI to initialize the process Note NI is the...

Страница 12: ...Call niSync_InitExtCal with the following parameters resourceName MAX ID password NI calibrationInstrumentHandle SessionHandle LabVIEW Block Diagram NI SYNC C Function Call Call niSync_CalAdjustOscil...

Страница 13: ...vering National Instruments products refer to the appropriate location Help Patents in your software the patents txt file on your CD or ni com patents 2007 National Instruments Corporation All rights...

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