PRELIMINARY INFORMATION
Jetson AGX Orin Series Tuning and Compliance Guide DA-11040-001_v0.7 | iii
Table of Contents
USB 2.0 Tuning Guide ................................................................................................ 1
Required Equipment .................................................................................................................... 1
Host Mode Testing Registers ...................................................................................................... 1
Test Mode Programming Sequence ............................................................................................ 2
USB 2.0 Eye Diagram Registers .................................................................................................. 3
Tuning Procedure and Registers ................................................................................................ 4
HS_CURR_LEVEL Offset Adjustment Procedure ................................................................... 5
Software Verification .................................................................................................................... 6
USB 3.2 Compliance Test Guide ................................................................................. 7
Compliance Testing ...................................................................................................................... 7
USB 3.2 TX and RX Compliance Tests ......................................................................................... 7
Putting the Orin module USB 3.2 Controller in Compliance Mode ....................................... 8
Putting the Orin module USB 3.2 Controller in Loop-Back Mode ......................................... 9
PCIe Compliance Testing Reference ........................................................................ 10
References .................................................................................................................................. 10
Patch Attachments ..................................................................................................................... 11
Electrical Characterization ........................................................................................................ 11
Prerequisites .......................................................................................................................... 11
De-Embedding or Device Removal .................................................................................... 11
Mid-Bus Probing ................................................................................................................. 12
Oscilloscopes .......................................................................................................................... 12
BERT ........................................................................................................................................ 12
Cables...................................................................................................................................... 13
Probes ..................................................................................................................................... 13
Mode Pulse Generation .......................................................................................................... 13
Breakout Boards .................................................................................................................... 14
Software .................................................................................................................................. 15
Setup and Characterization ....................................................................................................... 15
DUT Setup ............................................................................................................................... 15
Breakout Boards .................................................................................................................... 16
REFCLK Measurement and Characterization ....................................................................... 16
REFCLK Measurement Probe Selection ........................................................................... 17
Single-Ended REFCLK AC Measurements........................................................................ 17
General Setup Considerations ....................................................................................... 18
Rise-Fall Matching ......................................................................................................... 18
Vmax and Vmin................................................................................................................ 19
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