TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.
Contacting Tektronix
Tektronix, Inc.
14150 SW Karl Braun Drive
P.O. Box 500
Beaverton, OR 97077
USA
For product information, sales, service, and technical support:
•In North America, call 1-800-833-9200.
•Worldwide, visit to www.tek.com find contacts in your area.
Table of Contents
Table of Contents
List of Figures................................................................................................................................................................................9
List of Tables................................................................................................................................................................................11
Getting help and support.............................................................................................................................................................14
Related documentation........................................................................................................................................................ 14
Required equipment and accessories..................................................................................................................................15
Installing the software.......................................................................................................................................................... 16
Launch the application......................................................................................................................................................... 17
Close the application............................................................................................................................................................17
Help panel.....................................................................................................................................................................29
Figure 33: TP2 Calibration: IL for DMI/CMI.................................................................................................................................47
Table 25: TP2 Calibration: IL for DMI/CMI.................................................................................................................................. 47
Table 39: JTOL Test (Results Table)........................................................................................................................................... 65
Table 40: JTOL Test: Save Results............................................................................................................................................. 66
12
Welcome
Welcome
Welcome to the PCIe6.0 (Base) TekRxTest application. This application performs the test as per the Gen 6 Base specification Revision 6.0
Version 1.0.
Figure 1: TekRxTest - PCIe6.0 Base application
Key features and benefits
•PCIe Gen 6 Receiver JTOL as per Base specification for Non-Root complex / Root Complex devices.
•Automated calibration, forced loopback initiation, and testing
•Jointly with Anritsu BERT MP1900A series, the receiver solution provides the tools and flexibility needed to visualize and control
impairments for PCIe Gen 6 devices.
•Reliable and accurate results reduce the test execution time and minimize the skill-set required to perform calibration.
PCIe6.0 (Base) Receiver Test Application Help 13
Getting help and support
Getting help and support
Related documentation
The following documentation is available as part of the PCIe6.0 (Base) test application.
Table 1: Product documentation
ItemPurposeLocation
Application HelpApplication operation and User Interface
details
See also
Technical support on page 14
Technical support
Tektronix values your feedback on our products. To help us serve you better, please send us your suggestions, ideas, or comments on
your application or Real Time Oscilloscope. Contact Tektronix through mail, telephone, or the Web site. See Contacting Tektronix on page
0 at the front of this document for contact information.
Help panel of the application
When you contact Tektronix Technical Support, please include the following information (be as specific as possible):
General information
•All instrument model numbers
•Hardware options, if any
•Modules used
•Your name, company, mailing address, phone number, and FAX number
•Please indicate if you would like to be contacted by Tektronix about your suggestion or comments.
Application specific information
•Software version number
•Description of the problem such that technical support can duplicate the problem
•If possible, save the setup files for all the instruments used and the application
PCI Gen 6 Rx BASE automation
software for TEK oscilloscopes
and Anritsu BERT; Floating 1-Year
Subscription OR
RXSW-FLP-PCIE6Floating Perpetual OR
RXSW-NL1-PCIE6Node-Locked 1-Year Subscription
OR
RXSW-NLP-PCIE6Node-Locked Perpetual
1
Configuration for BERT provided by 3rd party vendor.
2
Gen5 BaseTest Fixtures are not backwards compatible for Gen3 & Gen4 Base Rx
3
It is assumed MMPX cables and MMPX to SMA adaptor cables for test fixture connections are included with the fixture kit
PCIe6.0 (Base) Receiver Test Application Help 15
Getting started
Installing the software
Complete the following steps to download and install the latest PCIe6.0 (Base) TekRx test application.
1. Go to www.tek.com.
2. Click Downloads. In the Download menu, select DOWNLOAD TYPE as Software and enter PCIe6.0 (Base) in the MODEL ORKEYWORD field and click SEARCH.
3. Select the latest version of the software and follow the instructions to download.
4. Copy the executable file into the instrument you wish to install the software (Real-time oscilloscope or PC).
5. Follow the installation instruction that is available in the website. The software is installed at C:\Program
Files\Tektronix\BERTScope\RxTest60
6. Double click the shortcut icon on the desktop to launch the application.
Note:
•The PCIe6.0 (Base) TekRx test application can be installed on a Tektronix real-time oscilloscope or a PC (optional).
•You must install the TekRxService and SigTest application in the real-time oscilloscope to successfully connect the application
with the real-time oscilloscope.
16
Operating basics
Operating basics
Launch the application
To launch the test application, double click the shortcut icon TekRxTest on the desktop and select PCIe6.0 (Base) in the application
window.
Figure 2: TekRxTest application window
Close the application
To exit the application, click on the application title bar. Follow on-screen instructions to save the unsaved session or test setup.
Using other methods to exit the application may result in abnormal termination of the application.
Note:
Launch Real-Time Oscilloscope
The TekVISA Socket Server application on the oscilloscope provides the necessary connectivity between the TekRxTest application
and scope. Although it is launched in the background when the scope boots up and the socket is initialized for communication, it is
recommended to verify the status by clicking on the Desktop Tray ―› TekVISA LAN Server Control as shown in the image below. If it is
ready to exchange data, then a wizard would appear as in the below image.
PCIe6.0 (Base) Receiver Test Application Help 17
Operating basics
Figure 3: Launch Real-Time Oscilloscope
Note: In the unlikely event when the socket is not initialized, the process can be started by clicking on “Start Socket Server” which
gets enabled during such a scenario.
Launch TekRxService
The PCIe6.0 (Base) TekRxTest application interfaces with the oscilloscope for data acquisition, analysis and data retrieval utilizing
TekRxService application. This software module should be launched at the time of initiating the TekRxTest application.
18
Operating basics
Figure 4: TekRxService application window
TekRxService has to be launched if the application is being run on an external PC. To launch the application, double click
Note:
the TekRxService batch file shortcut icon in the desktop of the real-time oscilloscope.
Application panels
Application panels overview
The PCIe6.0 (Base) TekRxTest application uses panels to group the configurations and settings. Click on any panel to configure the
associated settings. A panel may have one or more tabs that lists the selections available in that panel. Controls in a tab may change
depending on the settings made in the same tab or another tab.
Table 2: Application panels overview
ParameterDescription
Connections
Settings
Help
This panel displays the real-time oscilloscope and BERT connection settings. You can
connect to a real-time oscilloscope and BERT by entering the IP address of the
instruments.
This panel allows configuring various settings for the Components, TP3 and TP2
Calibration.
This panel displays the application help.
Table continued…
PCIe6.0 (Base) Receiver Test Application Help 19
Operating basics
ParameterDescription
Calibrations
This panel allows you to configure the calibration parameters for TP3/TP2 and save the
results.
Tests
This panel allows you to configure the test settings and view the results.
Connections panel
The connections panel allows you to connect to a real-time oscilloscope and BERT with the PCIe6.0 (Base) TekRxTest application. Enter
the IP address of the instruments and click Connect to establish the connection.
Figure 5: Connections panel
Table 3: Connections panel
ConnectionsDescription
BERT
RT Scope
20
Enter the BERT IP address in the address field and click Connect. When the BERT is connected
successfully, the circle next to BERT in the right end corner turns green.
Enter the RT Scope IP address in the address field and click Connect. When the RT Scope is connected
successfully, the circle next to RT Scope and TekRxService in the right end corner turns green.
Note: Before you click Connect, if the TekRxTest application is running on an external PC, make
sure to launch the TekRxService in the real-time oscilloscope.
Operating basics
Settings panel
This panel allows you to configure the settings for instruments, calibrations, and remote access. Click any tab to configure the associated
settings.
Figure 6: Settings panel
Table 4: Settings panel configurations
ItemDescription
Restore Defaults
Save
Recall
Restores the application with default settings.
Saves the current test setup.
Recalls the saved test setup.
Components settings
The components settings display the parameters for RT Scope and TekRxService.
PCIe6.0 (Base) Receiver Test Application Help 21
Operating basics
Figure 7: Components: RT Scope
Table 5: Components: RT Scope
ParameterDescription
Positive Channel
Negative Channel
Sample Rate
Select the generator data positive channel from BERT.
Select the generator data negative channel from BERT.
Displays the RT Scope sample rate in GS/s.
22
Operating basics
Figure 8: Components: TekRxService
Table 6: Components: TekRxService
ParameterDescription
Analysis Time Out
Sigtest Version
Seasim VersionDisplays the Seasim version.
Enter the timeout value for Sigtest analysis.
Enter the Sigtest version.
TP3 Calibration
The TP3 calibration tab allows you to configure the channel settings including the attenuators and component de-embedding, and
multi-tone calibration.
PCIe6.0 (Base) Receiver Test Application Help 23
Operating basics
Figure 9: TP3 Calibration: Attenuator Settings
Table 7: TP3 Calibration: Attenuator Settings
ParameterDescription
Include Ch1 De-Embedding filter fileEnable to apply Ch1 de-embedding filter file.
Ch1 De-Embedding filter fileClick to browse and navigate to the path and select the required Ch1 de-embedding filter
file.
Ch1 External AttenuationEnter the Ch1 external attenuation value in dB.
Include Ch2 De-Embedding filter fileEnable to apply Ch2 de-embedding filter file.
Ch2 De-Embedding filter fileClick to browse and navigate to the path and select the required Ch2 de-embedding filter
file.
Ch2 External AttenuationEnter the Ch2 external attenuation vaue in dB.
24
Operating basics
Figure 10: TP3 Calibration: Calibrations
Table 8: TP3 Calibration: Calibrations
ParameterDescription
AmplitudeDisplays the calibration target for generator amplitude source.
RJDisplays the calibration target for random jitter source.
SJ @ 100 MHzDisplays the calibration target for sinusoidal jitter source @ 100 MHz.
Multi-tone Calibration
Frequency Settings: Frequencies at which the SJ calibration needs to be performed for JTOL Test.
Frequency (MHz)
Lower Amplitude Limit (UI p-p)Displays the table of lower amplitude limit values at which SJ calibration starts for that
Higher Amplitude Limit (UI p-p)Displays the table of higher amplitude limit values at which SJ calibration ends for that
Min FrequencyEnter the minimum frequency value.
Max FrequencyEnter the maximum frequency value.
# FrequenciesEnter the desired number of frequencies within the specified range.
Table continued…
Select to enable the multi-tone calibration. It displays the calibration settings for multiple
tones.
Displays the table of frequencies in MHz for which Multi-tone calibration is to be performed.
frequency.
frequency.
PCIe6.0 (Base) Receiver Test Application Help 25
Operating basics
ParameterDescription
# PointsEnter the desired number of points used for calibration.
GenerateClick to view the table populated with the frequencies.
DefaultClick to view the table populated with default list of frequencies.
TP2 Calibration
The TP2 calibration tab allows you to configure the Attenuator Settings, DMI and CMI calibration, and Stressed Eye Parameters.
Figure 11: TP2 Calibration: Attenuator Settings
Table 9: TP2 Calibration: Attenuator Settings
ParameterDescription
Include Ch1 De-Embedding filter fileEnable to apply Ch1 de-embedding filter file.
Ch1 De-Embedding filter fileClick to browse and navigate to the path and select the required Ch1 de-embedding filter
file.
Ch1 External AttenuationEnter the Ch1 external attenuation value in dB.
Include Ch2 De-Embedding filter fileEnable to apply Ch2 de-embedding filter file.
Ch2 De-Embedding filter fileClick to browse and navigate to the path and select the required Ch2 de-embedding filter
file.
Table continued…
26
Operating basics
ParameterDescription
Ch2 External AttenuationEnter the Ch2 external attenuation vaue in dB.
Replica Channel Embedding / Cable De-
Select to enable the replica channel embedding or the cable de-embedding.
Embedding
Filter File TypeSelect the required filter type.
Differential Filter FileBrowse and navigate to the path and select the required differential filter file. Enabled only
when filter file type is selected as Differential.
Ch1 Filter FileClick to browse and navigate to the path and select the required Ch1 filter file. Enabled only
when filter file type is selected as Single ended.
Ch2 Filter FileClick to browse and navigate to the path and select the required Ch2 filter file. Enabled only
when filter file type is selected as Single ended.
No. of acqs for stressed eyeDisplays the number of acquisitions value for stressed eye.
Eye Target
WidthDisplays the target eye width value as per PCIe specification.
HeightDisplays the target eye height value as per PCIe specification.
DMI Sweep
Min
Max
SJ Sweep
Min
Max
Amplitude Sweep
Min
Displays the minimum value of DMI sweep during stressed eye calibration.
Displays the maximum value of DMI sweep during stressed eye calibration.
Displays the minimum value of SJ sweep during stressed eye calibration.
Displays the maximum value of SJ sweep during stressed eye calibration.
Displays the minimum value of amplitude sweep during stressed eye calibration.
Table continued…
28
ParameterDescription
Max
Displays the maximum value of amplitude sweep during stressed eye calibration.
Remote access: Configuration
The remote access tab allows you to configure the remote setting parameters to access the equipment remotely.
Operating basics
Figure 14: Remote access: Configuration
Table 12: Remote access: Configuration
ParameterDescription
Local IP Address
Listening Port
Time OutDisplays the timeout value used when communicating with the socket server.
Displays the IP address for connecting to the application over socket server.
Displays the TCP/IP port number of the port that the socket server is listening.
Default Value: 4004
Default Value: 20 Seconds
Help panel
The help panel launches the PCIe6.0 (Base) TekRxTest application help document.
PCIe6.0 (Base) Receiver Test Application Help 29
Operating basics
Calibrations panel
Complete TP3 and TP2 calibrations before you start the DUT testing using the PCIe6.0 (Base) test application. Follow the instructions in
the calibration wizards to automate the calibration for the test points. After calibrating the test points, you can save the results.
TP3 Calibration
The TP3 calibration panel allows you to perform calibration for TP3 and save the results. You can perform calibration for Signal Amplitude,
Preset, Random Jitter (RJ), Sinusoidal Jitter (SJ), and SJ@210 MHz. Additionally, there is a provision to perform PWJ Calibration, AC-DC
Balancing , and multi-tone calibration for theTP3 channel.
The PCIe6.0 (Base) TekRxTest application calibrates the following at TP3:
1. Amplitude - The differential voltage swing is required to be within 720 - 800 mV. This is done only after the transition and non-transition
bit levels are made equal using de-emphasis.
2. Tx Equalization Presets - The various levels of de-emphasis, preshoot 1, and preshoot 2 are required to be calibrated within the
tolerance as specified.
3. RJ - It is calibrated to be 0.25 ps (RMS value).
4. SJ - The SJ is calibrated over the desired range of 1-3 ps (pk-pk) including the nominal SJ specification of 0.05 UI at 100 MHz
frequency).
5. SJ @ 210 MHz - If the stressed eye calibration requires sinusoidal jitter levels greater than 0.05 (1.563 ps) UI.
6. Multi-tone - It is calibrated over a specific range for multiple user-defined frequencies.
TP3 Calibration procedure
Figure 15: TP3 Calibration
Click TP3 under the calibration tab to view the calibration results. Click at the right end corner of the application to launch the TP3
calibration wizard. This wizard will guide you through the sequential procedure to perform the calibration.
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