Nvidia Jetson AGX Orin Series

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HDMI Tuning Guide

PRELIMINARY INFORMATION

Jetson AGX Orin Series Tuning and Compliance Guide DA-11040-001_v0.7 | 29

Table 11. Partial List of Acceptable Probes

Tektronix

P7313SMA

Agilent

1169A Requires

Agilent N5380A

Agilent

N5380A Used with Agilent

1169A

Table 12. Partial List of Acceptable Probes for HDMI 2.1

Keysight

N7003A (probe Amp)

20GHz

Keysight

N544A (probe head)

Tektronix

P7625 25GHz

Main Page

Table of Contents3
USB 2.0 Tuning Guide7
Required Equipment7
Host Mode Testing Registers7
Test Mode Programming Sequence8
Table 1. Host Mode Test Registers8
USB 2.0 Eye Diagram Registers9
Table 2. NVIDIA Orin USB Registers9
Tuning Procedure and Registers10
Table 3. TXEQ and RXEQ Pre-Emphasis10
Table 4. USB_CALIB and USB_CALIB_EXT Fuses10
HS_CURR_LEVEL Offset Adjustment Procedure11
Software Verification12
USB 3.2 Compliance Test Guide13
Compliance Testing13
USB 3.2 TX and RX Compliance Tests13
Putting the Orin Module USB 3.2 Controller in Compliance Mode14
Putting the Orin Module USB 3.2 Controller in Loop-Back Mode15
Pcie Compliance Testing Reference16
References16
Patch Attachments17
Electrical Characterization17
Prerequisites17
De-Embedding or Device Removal17
MID-Bus Probing18
Oscilloscopes18
Bert18
Figure 1. Device Removed from PCB for Characterization Example18
Cables19
Probes19
Mode Pulse Generation19
Breakout Boards20
Figure 2. Use of CBB as a Mode Pulse Generator20
Figure 3. SMA Differential Breakout Board20
Software21
Setup and Characterization21
DUT Setup21
Table 5. Recommended Test Software21
Breakout Boards22
REFCLK Measurement and Characterization22
REFCLK Measurement Probe Selection23
Single-Ended REFCLK AC Measurements23
Figure 4. SE DUT for REFCLK AC Measurement23
General Setup Considerations24
Rise-Fall Matching24
Vmax and Vmin25
Vcross Max, Min, Delta Using Manual Approach25
Vcross Max, Min, Delta with Jitter Application Software25
Differential REFCLK AC Measurements25
Edge Rate Max and Min, Falling and Rising25
Vih, Vil, Tperiod, % Duty Cycle26
Tstable26
Tx Characterization DUT Test Setup26
Figure 5. Breakout Board 50 Ω Differential Measurement Use27
Figure 6. Orin Probing Diagram with Pcie Device Removed27
Tx Test28
Figure 7. Differential Data Signal Waveform28
Figure 8. Gen1 Data Signal at 2.5 Gt/S Showing User Interface = 400 Ps29
Rx DUT Test Setup30
Rx Tests30
Protocol-Aware BERT30
HDMI Tuning Guide31
Abbreviations and Definitions31
Figure 9. Source Eye Diagram: CK-D031
Table 6. Abbreviations and Definitions31
Required Equipment32
Test Fixture32
Oscilloscope33
Table 7. Partial List of Acceptable HDMI Test Fixtures Type a33
Table 8. Partial List of Acceptable Oscilloscopes for HDMI 1.4 Tuning33
Probes34
Table 9. Partial List of Acceptable Oscilloscopes for HDMI 2.0 Tuning34
Table 10. Partial List of Acceptable Oscilloscopes for HDMI 2.1 Tuning34
Table 11. Partial List of Acceptable Probes35
Table 12. Partial List of Acceptable Probes for HDMI 2.135
DC Power Supply36
Software36
Compliance Test Software36
Table 13. Partial List of Acceptable Test Software36
Software Tools37
Method for Tuning37
Procedures37
Dut37
Table 14. Partial List of Acceptable Test Software for HDMI 2.137
Oscilloscope38
Objectives39
Figure 10. Voltage Swing and Margin Results39
Voltage Swing Target40
Registers40
Table 15. Orin SOR Registers40
Final Steps41
Sanity Check41
Updating the Software41
Final Check41
Displayport and Embedded Displayport Tuning Guide42
Abbreviations and Definitions42
Table 16. Abbreviations and Definitions42
Required Equipment43
Test Fixtures43
Oscilloscope and Probes43
Unigraf DPR-100 or UCD-40044
Software44
Method for Tuning44
Drive Strength45
Pre-Emphasis45
Post Cursor245
Procedures45
Dut45
Oscilloscope and AUX Channel Controller45
Objectives46
Displayport46
Embedded Displayport46
Table 17. Displayport Configurations46
Table 18. Embedded Displayport Configurations46
Registers47
Table 19. Orin SOR Registers47
Final Steps48
Sanity Check48
Updating the Software48
Final Check48
Ethernet Compliance Test Guide49
Required Equipment49
Table 20. Glossary and Acronyms49
Table 21. Orin RGMII Interface49
Oscilloscope and Probes50
Software50
Measurement50

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