USB 2.0 Application Software - TDSUSB2, SR-USB
Contents
1. Handshake Packet Any handshake type ACK NAK STALL NYET Special Packet Any special type ERR SPLIT PING Reserved SPLIT packet components that can be specified include Hub Address Start Complete Don t Care Start SSPLIT Complete CSPLIT Port Address Start and End bits Don t Care Control Bulk Interrupt Full speed Device Low speed Device Isochronous Data is Middle Data is End Data is Start Data is All Endpoint Type Don t Care Control Isochronous Bulk Interrupt Error PID Check CRC5 CRC16 Any Bus Setup Options Characteristic Description USB 2 0 Compatibility Low speed and Full speed All MDO4000 and MSO DPO4000 Series models High speed MDO04104 6 MDO4104 3 MSO4104 and DPO4104 models only Sources Single ended Analog channels 1 4 Digital channels DO D15 MSO4000 Series only Differential Analog channels 1 4 Math channel Reference channels 1 4 Recommended Probing Low speed and Full speed Single ended or differential High speed Differential Thresholds Presets Low speed and Full speed Single ended D 1 4 V D 1 4 V differential High 1 4 V Low 1 4 V High speed Differential High 100 mV Low 100 mV Address Data Formats Hex Binary Decimal Available Decimal Frame and Address Hex or ASCII Data Display Modes Bus Bus only Bus and waveforms Simultaneous display of bus and digital waveforms Event table Decoded packet data in a tabular view USB 22. USB 2 0 Application Software TDSUSB2 SR USB and DPO4USB Data Sheet M 1 00ms Zoom Factor 2 5kX Ad 000 0100 0010 0 0000 2 400ns 100MS s_ I IM points i USB USB J Full Speed Features amp Benefits TDSUSB2 USB 2 0 Compliance Testing Automated Compliance Testing for USB 2 0 Verification Designed for use with MSO DPO5000 DPO7000 and DPO DSA MSO70000 Series Oscilloscopes SR USB USB 2 0 Triggering and Analysis Automated Trigger and Decode for USB 2 0 Designed for use with the MSO DPO5000 DPO7000C DPO DSA MSO70000C and DPO DSA70000D Series Oscilloscopes DPO4USB USB 2 0 Triggering and Analysis Automated Trigger Decode and Search for USB 2 0 Designed for use with the MDO4000 and MSO DP04000 Series Oscilloscopes Applications Low speed USB 2 0 Full soeed USB 2 0 High speed USB 2 0 Tektronix provides comprehensive integrated tool sets to serve the needs of engineers designing USB based embedded systems as well as those validating the physical layer compliance of USB 2 0 serial devices to the USB 2 0 standards The Tektronix TDSUSB2 USB 2 0 Compliance test application and selected Tektronix oscilloscopes provide one button compliance testing for USB 2 0 devices as specified by the USB IF TDSUSB2 automates the compliance testing and allows engineers to perform the required tests efficiently and reliably right on their bench The Tektronix MDO4000 and MSO DP04000 S
3. a e DPOFL SR USB Token Packet Any token type SOF OUT IN pt SR SETUP Address can be further specified to trigger DPO DSA MSO70000C Opt SR USB DPO UP DPOFL SR USB on lt lt gt 2 a particular value or inside or and DPO DSA70000D Opt SR USB outside of a range Frame number can be specified Series for SOF token using Binary Hex Unsigned Decimal and Don t Care digits Data Packet Any data type DATAO DATA DPO4USB DATA2 MDATA Data can be further specified to USB 2 0 Triggering and Analysis Application trigger on lt lt gt 2 a particular data value or inside or outside of a range Model New Instrument Product Floating Handshake Packet Any handshake type ACK Orders Upgrades Licenses NAK STALL NYET MDO4000 Series DPO4USB DPO4USB a Special Packet Any special type ERR SPLIT MSO DP04000 Series DPO4USB DPO4USB 7 www tektronix com 9 Data Sheet Recommended Accessories Additional Information Tektronix offers a range of solutions for USB testing including USB 3 0 To see a comprehensive listing and download the latest resources visit www tek com USB TDSUSB2 The P6248 P6330 TDP1500 and TDP3500 probes are approved for compliance TDSUSB2 solution updates and up to date instrument software upgrades are testing available at www tek com downloads Higher performance active or differential probes may be used for design applications It is recommended to use a probe with 1X attenuation for
4. a software listing Packets are time stamped and listed consecutively with columns for each component Time PID Address Payload and Errors USB 2 0 Search USB packet content triggering is very useful for isolating the event of interest but once you ve captured it and need to analyze the surrounding data what do you do In the past users had to manually scroll through the waveform counting and converting bits and looking for what caused 4 www tektronix com Data 02h Data 8Bh Data 16h Data 83h Data COh Data 04h pata asn D COh 2 0us div 5 0GS s 200ps pt Single Seq GIP 200mVidiv 50Q y 1 0G 200mV 20 0ns 12 2ns 188ns 1 acqs RL 100k Auto High speed USB decoded display automatically displaying bus content in any of several digital formats File Edit Vertical HoriziAcg Trig Display Cursors Measure Mask Math MyScope Analyze Utilities Help B Protocol Decode Event Table Data DATAO HandShake NYET Token PING 3u HandShake NAK Token PING 7u Handshake NAK Export Close B5 Frame amp Address Decimal B6 Data Hex USB decoded Event table showing all packet information with time stamp information the event With the SR USB application installed you can enable the oscilloscope to automatically search through the acquired data for user defined criteria including serial packet content Each occurrence is highlighted by a search mark Rapid navigation between
5. best results sri sF Tektronix is registered to ISO 9001 and ISO 14001 by SRI Quality System Registrar Please refer to www tek com probes for further information on the recommended sat sri models of probes and any necessary probe adapters Accessory Description TDSUSBF USB 2 0 Test Fixture AWG5000C or Arbitrary waveform generator signal source for receiver AWG 7000C Series sensitivity tests 5X attenuators are required SR USB Please refer to www tek com probes for further information on the recommended models of probes and any necessary probe adapters DPO4USB Please refer to www tek com probes for further information on the recommended models of probes and any necessary probe adapters 10 www tektronix com USB 2 0 Application Software TDSUSB2 SR USB and DPO4USB www tektronix com 11 Data Sheet www tektronix com Contact Tektronix ASEAN Australasia 65 6356 3900 Austria 00800 2255 4835 Balkans Israel South Africa and other ISE Countries 41 52 675 3777 Belgium 00800 2255 4835 Brazil 55 11 3759 7627 Canada 1 800 833 9200 Central East Europe and the Baltics 41 52 675 3777 Central Europe amp Greece 41 52 675 3777 Denmark 45 80 88 1401 Finland 41 52 675 3777 France 00800 2255 4835 Germany 00800 2255 4835 Hong Kong 400 820 5835 India 000 800 650 1835 Italy 00800 2255 4835 Japan 81 3 6714 3010 Luxembourg 41 52 675 3777 Mexico Central South America amp Caribbean 52 5
6. marks is as simple as pressing the Previous lt and Next buttons on the oscilloscope front panel USB 2 0 Application Software TDSUSB2 SR USB and DPO4USB __M_1 00ms Zoom Factor 2 5kX Ad 000 0100 0010 0 0000 ee 400ns 2 A 1M min points rpe Normal Triggering on a specific PID on an USB FS bus A complete set of triggers including triggers for specific Token address and data packet content ensures you quickly capture your event of interest a Token Packet zoom Factor 1KX _ o ooo o DATAO DO 02 D1 8B D2 16 D3 83 D4 CO DS 04 D6 85 CO i Jz 20 0ns a Aes 00GS s GEE 1M points J High speed USB decoded display automatically displaying bus content in any of several digital formats P Token Packet DPO4USB USB 2 0 Triggering and Analysis Debugging USB based embedded system designs provides some complex measurement and analysis challenges Capturing specific USB addresses and data Displaying the elements of the USB message in an understandable format in a variety of formats for a wide variety of engineers and technicians Time correlating USB messages with analog and digital signals in the embedded system Capture long time windows of USB traffic and then find specific events within the acquired data The optional DPO4USB application module installed in an MDO4000 or MSO DP04000 Series oscilloscope provides a robust set of tools for debugging embedded
7. systems with USB 2 0 serial buses including Automated serial triggering and decode for low speed full speed and high speed USB 2 0 signals Trigger on all the critical elements of a USB bus such as address data etc Decode all the critical elements of each USB message No more counting 1s and Os Search through long acquisitions using user defined criteria to find specific messages Event table shows decoded serial bus activity in a tabular time stamped format for quick summary of system activity USB 2 0 Serial Triggering Trigger on packet content such as sync reset suspend resume token address packets with specific address and endpoint specific data content handshake packets special packets and errors USB 2 0 Decode The DPO4USB USB Serial Application Module provides a higher level combined view of the individual signals that make up the USB bus making it easy to identify where packets begin and end and identifying subpacket components such as sync PID data CRC errors etc Are you wasting time manually decoding the waveform Tired of having to visually inspect the waveform to count clocks determine if each bit is a 1ora0 combine bits into bytes and determine the hex value Let the oscilloscope with a DPO4USB application module do it for you Once you ve set up a USB bus the MDO4000 or MSO DPO04000 Series will decode each packet on the bus and display the value in Hex Binary or ASCII in the
8. 0 Application Software TDSUSB2 SR USB and DPO4USB Bus Decode Characteristic Bus Trigger Options Characteristic Description Description Trigger and or Search On Low speed Trigger Search on Sync Reset Suspend USB 2 0 Data Rates Low speed 1 5 Mb s Resume End of Packet Token Address Packet Data Full speed 12 Mb s Packet Handshake Packet Special Packet Error High speed 480 Mb s Token Packet Any token type SOF OUT IN Decode Display Start green bar SETUP Address can be further specified to trigger on S lt gt 2 a particular value or inside or outside of a range Frame number can be specified for SOF token using Binary Hex Unsigned Decimal and Don t Care digits Data Packet Any data type DATAO DATA Data can be further specified to trigger on lt lt gt 2 a particular data value or inside or outside of a range Handshake Packet Any handshake type ACK NAK STALL Special Packet Any special type Reserved Error PID Check CRC5 CRC16 Bit Stuffing PID yellow packet Data cyan packet CRC purple packet Stop red bar Ordering Information TDSUSB2 USB 2 0 Physical layer Compliance Test Application PING Reserved SPLIT packet components that can be specified include Hub Address Start Complete Don t Care Start SSPLIT Complete CSPLIT Port Address Start and End bits Don t Care Control Bulk Interrupt Full speed Device Low speed Devi
9. 24 2C57 568D 4A08 FF15 703B 0910 8BFO 85F6 7428 8B4C 2414 4189 4C24 148B 4B04 85C9 7408 FF15 6C3B 0910 EBO2 33C0 488B 4C24 180F AFC6 03C8 894C 2418 8B74 2474 selects an event Time Addr Endp Payload Errors Z 20 0ns 5 00GS s Data Packet l JIM points 6 www tektronix com USB 2 0 Application Software TDSUSB2 SR USB and DPO4USB Characteristics TDSUSB2 Instrument Compatibility Oscilloscope MS05034 DPO5034 MS05054 DPO5054 MS05104 DPO5104 DPO7054 DPO7054C DPO7104 DPO7104C MS05204 DPO5204 DPO7254 DPO7254C DPO7354 DPO7354C All DPO DSA MSO70000 models Description USB 2 0 Compliance Low speed and Full speed USB USB 2 0 Compliance Low speed Full speed and High speed USB Testing Options Characteristic TDSUSB2 Tests Signal Quality Tests Description Host hubs and devices Eye Diagram Test Jitter JK KJ and consecutive Crossover Voltage Range Signal Rate End of Packet Width Rising edge Rate Falling edge Rate Receiver Sensitivity Chirp Reset Resume Suspend Packet Parameter and Monotonicity test Inrush Current Check Data sufficiency readout Coulombs and capacitance listed across inrush regions Droop Test Volts readout Speed Selection Low speed LS Full speed FS and High speed HS Signal Direction Upstream and downstream High speed Tests Test Point Selection Near End and Far End Report Ge
10. 5 56 04 50 90 Middle East Asia and North Africa 41 52 675 3777 The Netherlands 00800 2255 4835 Norway 800 16098 People s Republic of China 400 820 5835 Poland 41 52 675 3777 Portugal 80 08 12370 Republic of Korea 001 800 8255 2835 Russia amp CIS 7 495 7484900 South Africa 41 52 675 3777 Spain 00800 2255 4835 Sweden 00800 2255 4835 Switzerland 00800 2255 4835 Taiwan 886 2 2722 9622 United Kingdom amp Ireland 00800 2255 4835 USA 1 800 833 9200 European toll free number If not accessible call 41 52 675 3777 Updated 10 February 2011 For Further Information Tektronix maintains a comprehensive constantly expanding collection of application notes technical briefs and other resources to help engineers working on the cutting edge of technology Please visit www tektronix com Copyright Tektronix Inc All rights reserved Tektronix products are covered by U S and foreign patents issued and pending Information in this publication supersedes that in all previously published material Specification and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc All other trade names referenced are the service marks trademarks or registered trademarks of their respective companies 24 Oct 2011 61W 26136 3 Tektronix
11. bus waveform www tektronix com 5 Data Sheet USB 2 0 Event Table In addition to seeing decoded packet data on the bus waveform itself you can view all captured packets in a tabular view much like you would see in a software listing Packets are time stamped and listed consecutively with columns for each component Time PID Address Payload and Errors USB 2 0 Search USB packet content triggering is very useful for isolating the event of interest but once you ve captured it and need to analyze the surrounding data what do you do In the past users had to manually scroll through the waveform counting and converting bits and looking for what caused the event With a DPO4USB USB Serial Application Module you can enable the oscilloscope to automatically search through the acquired data for user defined criteria including serial packet content Each occurrence is highlighted by a search mark Rapid navigation between marks is as simple SS Cage as pressing the Previous lt and Next buttons on the oscilloscope gh Sp USE i front panel USB decoded Event table showing all packet information with time stamp information Vertical 1 46 div Zoom Factor 1KX dec dec dec frame hex data hex CRC 028B 1683 C004 85C0 C744 10FC 0000 0000 7EEF C746 0801 0000 008B 068B 4C24 4051 C644 2464 018B 30E8 0A62 0600 8B43 0483 C404 BFO1 0000 0057 568D 4808 FF15 703B 0910 85C0 7405 BFO2 0000 008B 54
12. ce Isochronous Data is Middle Data is End Data is Start Data is All Endpoint Type Don t Care Control Isochronous Bulk Interrupt Error PID Check CRC5 CRC16 Full speed Trigger Search on Sync Reset Suspend Model New Instrument Product Floating Resume End of Packet Token Address Packet Data Orders Upgrades Licenses Packet Handshake Packet Special Packet Error MSO DP0Q5000 Series Opt USB DPO UP DPOFL USB Token Packet Any token type SOF OUT IN Opt USB SETUP Address can be further specified to trigger DPO7000 Series Opt USB DPO UP DPOFL USB on lt gt 2 a particular value or inside or Opt USB outside of a range Frame number can be specified for SOF token using Binary Hex Unsigned Decimal ae DSA MSO70000 Opt USB z a DPOFL USB and Don t Care digits a pi Data Packet Any data type DATAO DATA1 Data can be further specified to trigger on lt lt gt 2 a SR USB particular data value or inside or outside of a range Handshake Packet Any handshake type ACK USB 2 0 Triggering and Analysis Application NAK STALL Special Packet Any special type PRE Reserved oe eee ite oe Error PID Check CRC5 CRC16 Bit Stuffing g a ae ee es MSO DPO5000 Series Opt SR USB DPO UP DPOFL SR USB High speed Trigger Search on Sync Reset Suspend i Resume End of Packet Token Address Packet Data pL Sess Packet Handshake Packet Special Packet Error DPO7000C Series Opt SR USB
13. ch on Sync Reset Suspend Resume End of Packet Token Address Packet Data Packet Handshake Packet Special Packet Error Token Packet Any token type SOF OUT IN SETUP Address can be further specified to trigger on S lt gt 2 a particular value or inside or outside of a range Frame number can be specified for SOF token using Binary Hex Unsigned Decimal and Don t Care digits Data Packet Any data type DATAO DATA Data can be further specified to trigger on lt lt gt 2 a particular data value or inside or outside of a range Handshake Packet Any handshake type ACK NAK STALL Special Packet Any special type Reserved Error PID Check CRC5 CRC16 Bit Stuffing Full speed Trigger Search on Sync Reset Suspend Resume End of Packet Token Address Packet Data Packet Handshake Packet Special Packet Error Token Packet Any token type SOF OUT IN SETUP Address can be further specified to trigger on lt gt 2 a particular value or inside or outside of a range Frame number can be specified for SOF token using Binary Hex Unsigned Decimal and Don t Care digits Data Packet Any data type DATAO DATA Data can be further specified to trigger on lt lt gt 2 a particular data value or inside or outside of a range Handshake Packet Any handshake type ACK NAK STALL Special Packet Any special type PRE Reserved Error PID Che
14. ck CRC5 CRC16 Bit Stuffing High speed Trigger Search on Sync Reset Suspend Resume End of Packet Token Address Packet Data Packet Handshake Packet Special Packet Error Bus Decode Characteristic USB 2 0 Data Rates Description Decode Display DPO4USB Low speed 1 5 Mb s Full speed 12 Mb s High speed 480 Mb s Start green bar PID yellow packet Data cyan packet CRC purple packet Stop red bar Instrument Compatibility Oscilloscope MS04032 DPO4032 1 MS04034 DPO4034 1 MSO04034B DPO4034B MS04054 DPO4054 1 MS04054B DPO4054B MD04054 3 MD04054 6 MS04104 DPO4104 1 MS04104B DPO4104B MD04104 3 MD04104 6 Description Trigger and Decode Low speed and Full speed Trigger Low speed and Full speed Decode Low speed Full speed and High speed Trigger and Decode Low Speed Full Speed and High Speed 1 DPO4000 Series products with serial numbers lt C020000 require an upgrade to support DPO4USB 8 www tektronix com Token Packet Any token type SOF OUT IN SETUP Address can be further specified to trigger on lt gt 2 a particular value or inside or outside of a range Frame number can be specified for SOF token using Binary Hex Unsigned Decimal and Don t Care digits Data Packet Any data type DATAO DATA DATA2 MDATA Data can be further specified to trigger on lt lt gt 2 a particular data value or inside or outside of a range
15. eries oscilloscopes with the DPO4USB Serial Application Module and MSO DPO5000 DPO7000C DPO DSA MSO70000C and DPO DSA70000D Series oscilloscopes with the SR USB application simplify analysis of USB 2 0 waveforms when validating and debugging USB based embedded systems DPO4USB offers automated trigger decode and search for low speed full speed and high speed USB buses enabling fast and efficient validation and debug Tektronix Data Sheet File Edit Vertical Horiz Acq Trig Display Cursors Measure Mask Math MyScope Analyze Utilities Help GIR 100mVidiv ca WARN 200ns 12 5GS s 80 0ps pt 149 acqs RL 25 0k November 15 2006 amp File Measurements Results Utilities Help TDSUSB2 Results Summary 7 X Eye Diagram Test Pass Fall Time Pass Diagram Press the Result Status su PASS a Buttons for details of that EOP Width Additional information test APAE QENI Overall Result Ready TDSUSB2 compliance test results TDSUSB2 Automated USB 2 0 Physical Layer Compliance Testing USB compliance testing has some unique measurement challenges Signal Quality Check Designers must quickly and accurately perform all compliance tests recommended by the USB Implementers Forum Inc USB IF before they can affix the certified USB IF logo to their packaging Characterization of these electrical signals includes mask testing and parametric testing for low speed full speed and high speed host
16. g time windows of USB traffic and then find specific events within the acquired data The optional SR USB application software installed in an MSO DPOQ5000 DPO7000C DPO DSA MSO70000C or DPO DSA70000D Series oscilloscope provides a robust set of tools for debugging embedded systems with USB 2 0 serial buses including Automated serial triggering and decode for low speed full speed and high speed USB 2 0 signals Trigger on all the critical elements of a USB bus such as address data etc Decode all the critical elements of each USB message No more TDSUSBF USB 2 0 Test Fixture counting 1s and Os Search through long acquisitions using user defined criteria to find specific messages Addr 4 EndP 2h CRC5 00h Event table shows decoded serial bus activity in a tabular time stamped format for quick summary of system activity USB Serial Triggering Trigger on packet content such as sync reset suspend resume token address packets with specific address and endpoint specific data content handshake packets special packets and errors Bray fv Ess Triggering on a specific PID on a USB full speed bus A complete set of triggers including triggers for specific token address and data packet content ensures you quickly capture your event of interest USB 2 0 Compliance Test Fixtures A comprehensive compliance test fixture provides a probing solution for the Signal Quality Inrush Current Drop and Droo
17. measurement s Diagram Rate Property Device Description LS FSorHS and USB Packet Configure EOP Width Rise Time Fall Time Inrush Droop Inrush Droo R Configure W Generate Automatic ID s Prefix fsfe_ Measurement Select menu for the Signal Integrity test Quick Pass Fail tests substantiated with results make the TDSUSB2 application the preferred solution for USB 2 0 physical layer validation In depth analysis is possible with the statistical information about the tests performed The user defined measurement limits also help to perform tolerance testing on a design TDSUSB2 can be downloaded from www tektronix com and with the option license you can easily install the software on your oscilloscope After installation the application is accessible from the menu bar of the Tektronix Windows oscilloscopes The user manual and other documents are copied at the application installation location on the oscilloscope s hard drive USB 2 0 Application Software TDSUSB2 SR USB and DPO4USB SR USB USB 2 0 Triggering and Analysis Debugging USB based embedded systems designs provides some complex measurement and analysis challenges Capturing specific USB addresses and data Displaying the elements of the USB message in an understandable format in a variety of formats for a wide variety of engineers and technicians Time correlating USB messages with analog and digital signals in the embedded system Capture lon
18. neration Plug fest user specific and Tektronix format Format SR USB Instrument Compatibility Oscilloscope MSO5034 DPO5034 MSO5054 DPO5054 DPO7054C MS05104 DPO5104 MS05204 DPO5204 DPO7104C DPO7254C DPO7354C All DPO DSA MSO70000C DPO DSA70000D models Description Trigger and Decode Low speed and Full speed USB Trigger and Decode Low speed Full speed and High speed USB Decode Low speed Full speed and High speed USB Trigger Low speed and Full speed USB Bus Setup Options Characteristic USB 2 0 Compatibility Description Low speed and Full speed All MSO DPO5000 DPO7000C DPO DSA MSO70000C and DPO DSA70000D Series models High speed MSO DP05204 MSO DP05104 DPO7354C DPO7254C DPO7104C DPO DSA MSO70000C and DPO DSA70000D oT modelsortly Sources Single ended Analog channels 1 4 Math channels 1 4 Digital channels DO D15 MSO5000 and MSO70000C Series only Differential Analog channels 1 4 Math channels 1 4 Low speed and Full speed Single ended or differential High speed Differential Hex Binary Decimal Recommended Probing Address Data Formats Available Decimal Frame and Address Hex or ASCII Data Display Modes Bus Bus only Bus and waveforms Simultaneous display of bus and digital waveforms Event table Decoded packet data in a tabular view www tektronix com 7 Data Sheet Bus Trigger Options Characteristic Description Trigger and or Search On Low speed Trigger Sear
19. p Receiver Sensitivity and Impedance Measurement test The test fixture is an accessory of TDSUSB2 and is ordered separately The USB IF logo tagged 6 in AB cable is shipped along with the test fixture www tektronix com 3 Data Sheet EndP 2h CRC5 00h ae EXP 1 0Vidiv Eom Sy 1 0G a B1 Bus 50 0us div 200MS s 5 0ns pt Single Seq CRT 1 0V 2 5us 124ys 99 2ys None CNNoormal__ 1 acqs RL 100k Auto Color coded decoded display of low speed USB bus showing Sync PID CRC and Stop components of the serial signal USB Serial Decode The SR USB application provides a higher level combined view of the individual signals that make up the USB bus making it easy to identify where packets begin and end and identify subpacket components such as sync PID data CRC errors etc Are you wasting time manually decoding the waveform Tired of having to visually inspect the waveform to count clocks determine if each bit is a 1 or a 0 combine bits into bytes and determine the hex value Let the oscilloscope with the SR USB application do it for you Once you ve set up a USB bus the MSO DP05000 DPO7000C DPO DSA MSO70000C or DPO DSA70000D Series will decode each packet on the bus and display the value in Hex Binary or ASCII in the bus waveform USB 2 0 Event Table In addition to seeing decoded packet data on the bus waveform itself you can view all captured packets in a tabular view much like you would see in
20. s devices and hubs Signal speeds range from 1 5 Mb s low speed to 480 Mb s high speed The TDSUSB2 provides automated compliance testing for USB 2 0 serial bus verification including Fully compliant with USB IF tests for USB 2 0 compliance testing Automated eye diagram analysis verifies signal quality Automated oscilloscope setups for various tests eliminate time consuming manual setups Comprehensive test fixture enables quick setup and signal access for a wide range of tests High speed tests Signal Quality Receiver Sensitivity Chirp Reset Resume Suspend Packet Parameter and Monotonicity tests Automatic rise and fall time measurements simplify tests Automatic deskew for accurate measurements Online help fully documents test procedures User configurable report formats for customization User configurable measurement limits for tolerance testing 2 www tektronix com Voltage Vv 00 0 2 0 4 0 6 1 4 16 13 20 08 10 12 Time x10 9 TDSUSB2 Automated USB eye diagram analysis File Edit Vertical Horiz Acq Trig Display Cursor Measure Mask Math MyScope Analyze Utilities Help f GIP 100mVidiv ci 28 0mv 200ns 40 0GS s 25 0ps pt Single Seq 1 acqs RL 80 0k 21 juli 2006 amp File Measurements Results Utilities Help TDSUSB2 Measurements Select Cow Speed Full Speed High Speed Device ID Signal Quality Check fsfe 001 Select
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