Setup Commands - TDR Measurement Class

Click here to view links to Setup commands for all Measurement Classes.

SYST:TDR:PRESet launches TDR application without VNA-TDR GUI.

Tool Bar

Setup Pane

TDR/TDT Pane

Eye/Mask Pane

 

Tool Bar Commands

Softkey

Sub-item Description

SCPI

Trace

 

Select active trace

CALC:PAR:MNUM:SELect

Auto Scale

 

Scale menu

 

X

Do horizontal auto scale

DISP:TDR:MEAS:X:SCAL:AUTO

Y

Do vertical auto scale

DISP:MEAS:Y:SCAL:AUTO

X & Y

Do horizontal and vertical auto scale

DISP:TDR:MEAS:X:SCAL:AUTO
DISP:MEAS:Y:SCAL:AUTO

All Traces

Do horizontal and vertical auto scale for all traces

DISP:TDR:MEAS:X:SCAL:AUTO
DISP:MEAS:Y:SCAL:AUTO

Run

 

Trigger continuous

SENS:TDR:SWE:MODE RUN

Stop / Single

 

Trigger hold (when continuous)

SENS:TDR:SWE:MODE HOLD

 

Trigger single (when hold)

SENS:TDR:SWE:MODE SINGle

Data / Mem

 

Data and Memory menu

 

Data -> Mem

Save data trace to memory

CALC:MEAS:MATH:MEMorize

Off

Display off

DISP:TDR:MEAS:DMEM:TYPE OFF

Data

Display data trace only

DISP:TDR:MEAS:DMEM:TYPE DATA

Memory

Display memory trace only

DISP:TDR:MEAS:DMEM:TYPE MEMory

Data & Memory

Display data and memory traces

DISP:TDR:MEAS:DMEM:TYPE DMEMory

Marker

 

Select active marker

CALC:TDR:MEAS:MARK:STAT

Marker Search

 

Marker search menu

 

Off

Marker search Off

CALC:MEAS:MARK:FUNC:TRACk OFF

Max

Set max marker search On

CALC:MEAS:MARK:FUNC:SELect MAX; TRACk ON

Min

Set min marker search On

CALC:MEAS:MARK:FUNC:SELect MIN; TRACk ON

Rise Time (10%-90%)

Select time threshold to 10-90%

CALC:TDR:MEAS:TTIM:THReshold T1_9

Rise Time (20%-80%)

Select time threshold to 20-80%

CALC:TDR:MEAS:TTIM:THReshold T2_8

ΔTime

Open ΔTime dialog

None

File

 

File menu

 

Save State

Save TDR state file

MMEM:TDR:STOR:STATe

Recall State

Recall TDR state file

MMEM:TDR:LOAD:STATe

Save Actieve Trace Data

Save the active trace data to csv file

MMEM:TDR:STOR:FDATa

Save All Trace Data

Save all trace data to csv file

MMEM:TDR:STOR:FDAT:ALL

Save Touchstone

Save trace data to touchstone file

MMEM:TDR:STOR:SNP

Save Image

Save display image to file

HCOP:FILE

Invert Color

Set invert color state

DISP:TDR:IMAGe

Minimize (Up/Down Arrow)

 

Minimize TDR GUI

DISP:TDR:MINimize

Help (?)

 

Open TDR help

None

Close (X)

 

Exit TDR application

:SYST:PRESet
Setup Pane Commands
Softkey Sub-item Description

SCPI

Setup Wizard   Launch Setup Wizard  
Preset  

Preset TDR state

SYST:TDR:PRESet
DUT Topology   Select DUT topology CALC:TDR:DEVice
Stim. Ampl.   Set stimulus amplitude level CALC:TDR:TIME:STEP:AMPLitude
DUT Length (Auto)   Automatically estimate DUT length SENS:TDR:DLEN:AUTO:IMMediate
DUT Length (Numeric Edit)   Set DUT length SENS:TDR:DLEN:DATA
Deskew   Open Deskew dialog None
Deskew&Loss   Open Deskew & Loss Compensation dialog None
ECal   Open Full Calibration (ECal) dialog None
Softkey Sub-item Description

SCPI

Ref. Z   Set reference impedance value SENS:CORR:TDR:RIMPedance
Dielectric Const.   Set dielectric constant value SENS:CORR:TDR:DCONstant
Velocity Factor  

Set velocity factor (= 1/sqrt(dielectric const))

SENS:CORR:TDR:DCONstant
Source Power   Set source power level SOUR:TDR:POWer:LEV:IMM:AMPLitude
Bal Port Config   Open Balanced Source setting dialog None
Freq Limits Config   Open Frequency Limits dialog to set start and stop frequency limits None
Advanced Mode   Move to advanced mode None
Softkey Sub-item Description

SCPI

Averaging (Check Box)   Set averaging state SENS:AVER:STATe
Averaging (Spin Control)   Set averaging count SENS:AVER:COUNt
Average Trigger   Set average trigger state SENS:TDR:SWE:AVERage
IF Bandwidth   Set resolution bandwidth SENS:TDR:BWIDth:RESolution
Softkey Sub-item Description

SCPI

Emphasis   Open Advanced Waveform Emphasis dialog None
De-embedding   Open Advanced Waveform De-embedding dialog Enable de-embedding
CALC:TDR:DEEM:STATe
 
Enable the SNP file de-embedding for the selected port.
CALC:TDR:DEEM:PORT:STAT (for single end)
CALC:TDR:DEEM:BPOR:STAT  (for balance)
 
Specify  the SNP file de-embedding for the selected port.
CALC:TDR:DEEM:PORT:FILename (for single end)
CALC:TDR:DEEM:BPOR:FILename (for balance)
Equalization   Open Advanced Waveform Equalization dialog None
Softkey Sub-item Description

SCPI

Data Rate   Set spurious data rate SENS:TDR:SPUR:INP:DRATe
Avoid Spurious   Execute avoid spurious SENS:TDR:SPURious:AVO:IMMediate
Avoid Spurious (Check Mark)   Show avoid spurious state SENS:TDR:SPURious:AVO:STATe?
Softkey Sub-item Description

SCPI

Add Switch Matrix

 

Add Switch Matrix or add new switch matrix

Refer to External Device SCPI

Characterize...

 

Open Characterize External Switch Matrix Wizard.

SENSe<cnum>:SWITch:L8990M:CHAR:INIT ‘deviceName’, ‘tier1CalSetName’

SENSe<cnum>:SWITch:L8990M:CHAR:STEP:COUNt? ‘deviceName’

SENSe<cnum>:SWITch:L8990M:CHAR:STEP<num>:DESC? ‘deviceName’

SENSe<cnum>:SWITch:L8990M:CHAR:STEP<num>:ACQ ‘deviceName’

SENSe<cnum>:SWITch:L8990M:CHAR:SAVE ‘deviceName’

SENSe<cnum>:SWITch:L8990M:CHAR:ABORt ‘deviceName’

Test Port/Switch/Switch Path…

 

Switch path based on selected test ports.

SENSe<cnum>:SWITch:L8990M:PATH ‘deviceName’,<num>,[<num>,<num>,<num>]

SENSe<cnum>:SWITch:L8990M:PATH:DEEMbed:CALSet:NAME ‘deviceName’, ‘Tier1CalSetName’

SENSe<cnum>:SWITch:L8990M:PATH:DEEMbed:CALSet:STIMulus:STATe ‘deviceName’,<ON|OFF>

SENSe<cnum>:SWITch:L8990M:PATH:DEEMbed:CALSet:STATe ‘deviceName’,<ON|OFF>

By Test Port Label

 

Set labels to ports.

SENSe<cnum>:SWITch:L8990M:PORT<pnum>:LABel ‘deviceName’,’portLabel’

TDR/TDT Pane Commands
Softkey Sub-item Description

SCPI

Horizontal - Left Knob

 

Set horizontal scale/div

DISP:TDR:MEAS:X:SCAL:PDIVision

Horizontal - Right Knob

 

Set horizontal reference level

DISP:TDR:MEAS:X:SCAL:RLEVel

Horizontal - Center Button

 

Select horizontal reference position

DISP:TDR:X:SCAL:RPOSition

Vertical - Left Knob

 

Set vertical scale/div

DISP:MEAS:Y:SCAL:PDIVision

Vertical - Right Knob

 

Set vertical reference level

DISP:MEAS:Y:SCAL:RLEVel
Softkey Sub-item Description

SCPI

Parameter Selector Table

 

Select measurement parameter

CALC:TDR:MEAS:PARameter

Measure

 

Change selections of parameter table

CALC:TDR:MEAS:PARameter

Format

 

Select measurement format

CALC:TDR:MEAS:FORMat

Stimulus

 

Select time stimulus type

CALC:TDR:MEAS:TIME:TYPE

Rise Time (Dropdown List)

 

Select step rise time threshold

CALC:TDR:MEAS:TIME:STEP:RTIM:THReshold

Rise Time (Numeric Edit)

 

Set step rise time value

CALC:TDR:MEAS:TIME:STEP:RTIM

Peeling

 

Set peeling state

CALC:TDR:MEAS:PEEL:STATe

Smoothing

 

Set smoothing state

CALC:TDR:MEAS:SMO:STATe
Softkey Sub-item Description

SCPI

Start

 

Set gate start time

CALC:MEAS:FILT:GATE:TIME:STARt

Stop

 

Set gate stop time

CALC:MEAS:FILT:GATE:TIME:STOP

Gating

 

Set gating state

CALC:MEAS:FILT:GATE:TIME:STATe

Type

 

Select gating type

CALC:MEAS:FILT:GATE:TIME:TYPE

Gate Coupling

 

Open Gate Coupling dialog

None
Softkey Sub-item Description

SCPI

Allocation - Mixed

 

Allocate measurements to mixed T/S-parameters

CALC:TDR:ALLoc MIX

Allocation - All T

 

Allocate measurements to all T-parameters

CALC:TDR:ALLoc TPAR

Allocation - All S

 

Allocate measurements to all S-parameters

CALC:TDR:ALLoc SPAR

Coupling - Time

 

Set time couple state

CALC:TDR:TIME:COUPle

Coupling - Marker

 

Set marker couple state

CALC:MARK:COUP:STATe

Coupling - Rise Time

 

Set rise time couple state

CALC:TDR:MEAS:TIME:STEP:COUPle

Coupling - Rise Time

 

Set scale time couple state

DISP:WIND:TRAC:Y:SCAL:COUP:METH

Trace Annotation

 

Show the trace annotation on the active trace only

DISP:WIND:ANN:TRAC:SCOPe

Marker Readout

 

Show the marker readout on the active trace only

DISP:WIND:ANN:MARK:VISIble

Trace Settings Copy

 

Open Trace Settings Copy dialog

None

Eye/Mask Pane Commands

Softkey

Sub-item

Description

SCPI

Draw Eye

  Measure and draw eye diagram CALC:TDR:EYE:EXECute

Abort

  Abort eye drawing None

Type

  Select eye input bit pattern CALC:TDR:EYE:INP:BPAT:TYPE

Length

  Select eye input bit length CALC:TDR:EYE:INP:BPAT:LENTth

Advanced Waveform

  Open Advanced Waveform Jitter dialog None

User Pattern

  Open Bit Pattern Editor dialog None

One Lv.

  Set eye input one level CALC:TDR:EYE:INP:OLEVel

Zero Lv.

  Set eye input zero level CALC:TDR:EYE:INP:ZLEVel

Data Rate

  Set eye input data rate CALC:TDR:EYE:INP:DRATe

Rise Time (Pulldown)

  Select eye input rise time threshold CALC:TDR:EYE:INP:RTIM:THReshold

Rise Time (Numeric Edit)

  Set eye input rise time value CALC:TDR:EYE:IMP:RTIM:DATA

Softkey

Sub-item

Description

SCPI

Rise Time Def.

  Select eye results rise time threshold CALC:TDR:EYE:RES:THReshold

Overlay

  Set eye results display state CALC:TDR:EYE:RES:DISP:STATe

Export

  Export eye results to CSV file None

Results Table

  Show eye results CALC:TDR:EYE:RES:DATA?

Softkey

Sub-item

Description

SCPI

Auto Scale

  Set eye auto scale state On DISP:TDR:EYE:Y:SCAL:AUTO:STAT ON

Manual

  Set eye auto scale state Off DISP:TDR:EYE:Y:SCAL:AUTO:STAT OFF

Scale / Div

  Set eye vertical scale/div DISP:TDR:EYE:Y:SCAL:PDIV

Offset

  Set eye vertical reference level DISP:TDR:EYE:Y:SCAL:RLEVel

Mask Test

  Set eye mask test state CALC:TDR:EYE:MASK:STATe

Mask Pattern

  Open Mask Pattern dialog None