Manuel d'utilisation / d'entretien du produit 6000 Series du fabricant Agilent Technologies
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Agilent T echnologies Agilent InfiniiV ision 6000 Series Oscilloscopes User’ s Guide.
6000 Series Oscilloscope User’s Guide Notices © Agilent T echnologies, Inc. 2005-2008 N o p a rt o f t h i s m a n u a l m a y be r e p r o d u c e d i n any form or by any means (including elec- tronic storage and retrieval or translation into a foreign language) without prior agree- ment and written consen t from Agilent T echnologies, Inc .
6000 Series Oscilloscope User’s Guide 3 In This User’ s Guide… This guide shows y ou how to use the A gilent Inf iniiVision 6000 Series oscilloscopes. It cont ains the follo wing chapters and topi cs: 1G e t t i n g S t a r t e d U npacking and setting up your oscilloscope, using Quick Help.
4 6000 Series Oscilloscope User’s Guide The Agilent In finiiVision 6000 Series oscilloscope s deliver po werful features and high per f or mance: • 100 MHz, 300 MHz, 500 MHz, and 1 GHz bandwidth models. • U p to 4 GSa /s sa mp le r ate. • P o werful triggering includi ng analog HDT V , I 2 C, SPI, LIN, CAN , an d US B .
6000 Series Oscilloscope User’s Guide 5 Ta b l e 1 Model Numbers, Bandwidths, and Sampling Rates Bandwidth 100 MHz 300 MHz 500 MHz 1 GHz Maximum Sample Rate 2 G Sa/s 2 GSa/s 4 GSa/s 4 GSa/s 2-Channe.
6 6000 Series Oscilloscope User’s Guide Memor y upg rades can be easily inst alled without retur ning t he oscilloscope to a S ervice Center . These upg rades are licensed. The foll owing options can be easi ly installed without retur ning the oscillo scope to a Servi ce Center .
6000 Series Oscilloscope User’s Guide 7 The follo wing option cannot be inst alled aft er time of purchase. Vis it www .agilent.com/find/mso6000 to view the 6000A Series and 6000L Se ries data sheets. Ta b l e 5 Order-Only Options Licensed Option Order Battery Operation (Option BA T) Availa ble at time of pur chase.
8 6000 Series Oscilloscope User’s Guide Built-in Quick Help A Quick Help system is bu ilt into the oscilloscope. Instructions for u sing the quick help system are given on page 58 .
6000 Series Oscilloscope User’s Guide 9 Contents 1 Getting Started 19 T o inspect packa ge contents 22 T o adjust the 6000A Series handle 28 T o mount the oscilloscope in a rack 29 T o mount the 600.
10 6000 Series Oscilloscope User’s Guide Contents Maximum input voltage for anal og inputs 52 T o verify basic oscilloscope operation 52 T o compensate the oscilloscope probes 54 T o calibrate the p.
Contents 6000 Series Oscilloscope User’s Guide 11 6000A Series Front-Panel Operation 76 T o adjust the waveform intensity 76 T o adjust the display g rid (graticule) intensity 76 T o start and stop .
12 6000 Series Oscilloscope User’s Guide Contents Interpreting the digital waveform display 118 T o switch all digital channels on or off 119 T o switch groups of channels on or off 119 T o switch a.
Contents 6000 Series Oscilloscope User’s Guide 13 T o use Pulse Width triggering 142 < qualifier time set softkey 144 > qualifier time set softkey 144 T o use Pattern triggering 145 Hex Bus Pa.
14 6000 Series Oscilloscope User’s Guide Contents T o use TV triggering 187 Example exercises 191 T o trigger on a specific line of video 191 T o trigger on all sync pulses 193 T o trigger on a spec.
Contents 6000 Series Oscilloscope User’s Guide 15 Automatic Measurements 239 T o make an automat ic measurement 240 T o set measurement thresholds 241 Tim e M e as ur e me nt s 243 Delay and Phase M.
16 6000 Series Oscilloscope User’s Guide Contents Using Serial Decode 271 To d e c o d e I 2 C data 272 T o decode SPI data 276 T o decode CAN data 281 CAN T otalizer 286 T o decode LIN data 288 T o.
Contents 6000 Series Oscilloscope User’s Guide 17 Saving oscilloscope data 320 Selecting a destination for your saved data 321 Selecting a file name 322 W aveform T race and Oscilloscope Setup 324 D.
18 6000 Series Oscilloscope User’s Guide Contents Digital channel signal fidelity: Probe im pedance and grounding 340 Input Impedance 340 Probe Grounding 342 Best Probing Practices 344 T o replace digital prob e leads 345 Binary Data (.
19 Agilent 6000 Series Oscilloscope User’s Guide A 1 Getting Started T o inspect package contents 22 T o adjust the 6000A Series handle 28 T o mount the oscilloscope in a rack 29 T o power-on th.
20 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d ✔ V erify basic oscilloscope operation and compensate t he probes..
Getting Started 1 6000 Series Oscilloscope User’s Guide 21 Built-in Quick Help A Quick Help system is bu ilt into the oscilloscope. Instructions for u sing the quick help system are given on page 58 .
22 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d T o inspect package contents ✔ Inspect the shipping cont ainer for damage. If y our s hipping container appe ar s to be damage.
Getting Started 1 6000 Series Oscilloscope User’s Guide 23 Figure 1 Package contents for 6000A Seri es AC-powered oscilloscopes Power cord (Part numbers given on page 37 ) *Digital Probe Kit contain.
24 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Figure 2 Package contents for 6000A S eries batt ery-powered oscilloscopes (Option BA T) AC/DC power adapter Front-panel cover 6.
Getting Started 1 6000 Series Oscilloscope User’s Guide 25 Figure 3 Package contents for 6000L S eries oscilloscopes 6000L Series Oscilloscope Manuals and CD-RO Ms Oscilloscope Probes 10073C or 10074C Qty. 4 Power cord (Part numbers given on page 37 ) 50 ohm feedthrough termination ad apter P/N 0960-030 1, Qty.
26 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Ta b l e 6 Accessories availabl e Model Description N2918A 6000 Series Osci lloscope Eval uation Kit 1180CZ T estmobile oscillos.
Getting Started 1 6000 Series Oscilloscope User’s Guide 27 F or information on more probes and accessories see “5989-6162EN Probes and A ccessories Selection Guide” and “5968-8153EN 5000 and 6000 Series Oscilloscope Probes and Ac cessories dat a sheet, available at www .
28 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d T o adjust the 6000A Series handle Y ou can use t he oscilloscope’s handle f or carr ying the instrument, or you can use it as a st and to tilt the ins trument up f or easi er viewin g of its displa y.
Getting Started 1 6000 Series Oscilloscope User’s Guide 29 T o mount the oscilloscope in a rack The InfiniiVision 6000 Series osci lloscopes can be mounted into Electronic Industries As sociation (EIA) standard 19-inch (487-mm) rack cabinets. T o mount the 6000A Series oscilloscope in a rack Purchase and install the N2916A rack mount kit.
30 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d 1 Loo sel y at tach the Fron t Exte nder Supp orts to th e Rea r Extender Supports wit h f our (4) clip-nuts and four (4) of the 10-32 x 0.375 Rail Screws. (The scre ws require a Torx T20 driver .
Getting Started 1 6000 Series Oscilloscope User’s Guide 31 2 Fasten the R ack Mount Extenders to t he oscilloscope chassis with t he fo ur (4) M3 x 6 mm screws, using a T or x T10 driver as f ollows.
32 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Extenders to the rack using the four (4) remaini ng 10-32 x 0.375 Rail Screws. Use the T or x T20 driver . 5 Se cure ly attach the R ear E xten der S upp orts to th e Fr ont Extender Suppor ts by tightening the four (4) 10-32 x 0.
Getting Started 1 6000 Series Oscilloscope User’s Guide 33 T o power-on the oscilloscope AC-Powered 6000 Series 1 Con nec t the po wer cor d to th e rea r of th e osc ill osco pe, then to a suit able A C voltage source. The oscilloscope automatically adjusts f or input line voltages in the range 100 to 240 V A C.
34 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d The 6000A Series Option BA T oscilloscopes are batter y po wered. They ha ve additional LED indicators on t he front panel: Batter y life is appr oximately 1.7 5 hours, depending on the oscilloscope configuration.
Getting Started 1 6000 Series Oscilloscope User’s Guide 35 3 Press the pow er switch. The po wer switch is located on t he lo wer left corner of t he front panel. Some front panel lights will come on and the oscilloscope will be operational in a fe w seconds.
36 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Charging the Battery When charging the batter y , the operating temperature should b e in the rang e from 0 ° C to 45 ° C, ≤ 80% relativ e humidity.
Getting Started 1 6000 Series Oscilloscope User’s Guide 37 Ta b l e 8 Power Cords Plug T ype Cable Part Nu mber Plug T ype Cable Part Number Opt 900 (U.K .) 8121-1579 Opt 918 (Japan) 8121-1603 Opt 901 (Austral ia) 8121-1 581 Opt 919 (Is rael) 8121-1662 Opt 902 (Europ e) 8121-1580 Opt 920 (Arg entina) 8121-1599 Opt 903 (U.
38 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d The remote interface Y ou can communicate wit h all InfiniiVision 6000 Series oscilloscopes via L AN, US B, or GPIB. 6000A Series oscilloscopes can also be controlled using the front panel k eys.
Getting Started 1 6000 Series Oscilloscope User’s Guide 39 T o establish a LAN conne ction (6000A Series) 1 If the controller PC isn’t already connected to t he local area network (LAN), do that f irst. 2 Get the oscilloscope’s netw ork parameters (hostname, domain, IP address, subnet mask, gateway IP , DNS IP , et c.
40 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d T o establish a LAN connection (6000L Series) 1 Connect a cable from your site Local Area Netw ork (L AN) to the LAN port on the re ar pa nel of the osci llos cop e. 2 Switch o n the oscilloscope po wer .
Getting Started 1 6000 Series Oscilloscope User’s Guide 41 F or mor e inf or mation about connecti ng to t he oscilloscope, refer to the Ag ilent Technologies US B/LAN/GPIB Interfaces Connectivity Guide . F or a print able electronic copy of the Connectivity Guide, direct your W eb bro wser to www .
42 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d T o establish a point-to-point LAN connection Stand-alone connection to a PC The follo wing procedure describes how to est ablish a point-to-point (st and alone) conne ct ion to the os cil losc ope .
Getting Started 1 6000 Series Oscilloscope User’s Guide 43 11 When the instrument is found, select OK and OK to clo se the Add Instrument windo ws. No w the instr ument is connected and the instr ument’s W eb inter face may be used.
44 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Controlling the oscilloscop e using a W eb browser A built-in W eb server allo ws communication and control via a Java™-enabled W eb bro wser .
Getting Started 1 6000 Series Oscilloscope User’s Guide 45 possible to use a point-to-point connection (see page 42 ), but using a LAN is t he pref erred method.
46 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Setting a password Whenever y ou connect t he oscilloscope t o a LA N, it is good pra cti ce to s et a pass w ord to pr ev ent unau thori zed acce ss to the oscilloscope via W eb br owser .
Getting Started 1 6000 Series Oscilloscope User’s Guide 47 2 Select the Mo dify Configuratio n button. 3 Enter your desired passw ord, and click Apply Changes . 4 T o reset t he passw ord: • 6000A Series oscillo scopes - Press Utility & I/O & LAN Reset .
48 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Function Keys Softkeys Hint appears when you roll over with mouse Main Menu (Left-click to select, Right- click for Quick Help.
Getting Started 1 6000 Series Oscilloscope User’s Guide 49 Scrolling and Monitor Resolution When using a monitor resolution of 1024 x 7 68 or less on t he re mote c omp uter , y ou n eed to scr oll to acc ess the fu ll re mote front panel.
50 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Printing the oscilloscope’ s display from a web browser T o print t he oscilloscope’s display fr om a web bro wser: 1 Est ablish a connection to t he oscilloscope as described in thi s cha pter a nd go to the o sci llos cope ’s W elc ome page .
Getting Started 1 6000 Series Oscilloscope User’s Guide 51 T o connect the oscilloscope probes The analog input im pedance of t he 100 MHz oscilloscopes is fix e d at 1 M Ω . The 1 M Ω mode is for use with man y passive probes and f or general purpose measurements.
52 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d T o verify basic oscilloscope operation If y ou have a 6000L Series oscilloscope, y ou will need to st art a W eb contr ol session, as described on page 44 . 1 Press the Save/Recall ke y on t he front panel, the n press the Default Setup softkey.
Getting Started 1 6000 Series Oscilloscope User’s Guide 53 5 Y ou should see a wavef orm on t he oscilloscope’s display similar to t his: If y ou se e the wavef orm, but t he square wav e is not s haped correctly as sho wn abo ve, perform the procedure “T o compensate t he oscilloscope probes” on page 54.
54 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d T o compensate the oscilloscope probes Y ou s houl d com pe nsate yo ur os cill osc ope pr ob es to ma tch the ir characteristics t o the o scilloscope’s channels. A poorly compensated probe can introduce measuremen t errors.
Getting Started 1 6000 Series Oscilloscope User’s Guide 55 T o calibrate the probes The oscilloscope can accurately calibrate its analog oscilloscope channels to cer tain active probes, such as InfiniiMax probes. Other probes, such as the 10073C and 1007 4C passiv e probes, do not require calibration.
56 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Active Probes Supported By 300 MHz, 500 MHz, and 1 GHz Bandwidth Models Ac tive probes that do not ha ve their o wn external pow er supply re quir e sub stanti al p o we r fr om the Au toPr obe interf ace.
Getting Started 1 6000 Series Oscilloscope User’s Guide 57 By 100 MHz Bandwidth Models The foll owing activ e probes use their own po w er supply. Theref ore, t hey can be used on all 6000 Series oscilloscopes, including the 100 MHz bandwidt h models.
58 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d Using Quick Help T o view Quick Help on 6000L Series oscilloscopes: Star t a W eb br owser control session as described on page 44 and select Remote F ront P anel. To vie w Quic k Help information, right-click on the softkey.
Getting Started 1 6000 Series Oscilloscope User’s Guide 59 Quick Help Languages At the time this manual was published, Quick Help was available in English, S implified Chinese, Japanese, Ger man, Fre nch , a nd R uss ian . T o choose a Quick Help language in t he oscilloscope: 1 Press Utility , then press the Lan guage softke y.
60 6000 Series Oscilloscope User’s Guide 1G e t t i n g S t a r t e d.
61 Agilent T echnologies Agilent 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 6000L Series Oscilloscope Controls 62 6000A Series Oscillosco pe Front-Panel Controls 66 6000A Series Fr.
62 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 6000L Series Oscilloscope Controls The 6000L Series oscilloscope is designed to be remote ly controlled.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 63 Front and Rear Panel Controls and Connectors 1. Power Switch Press once to swit ch po wer on; press again to switch pow er of f. See page 33 . 2. Power Indicator Illuminates g reen when po wer is on.
64 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 7. Probe Compensation T erminals Use the signal at th ese termi nals to matc h ea ch pr ob e’s c hara cteri sti cs to th e oscilloscope channel t o which it is connected. S ee page 54 .
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 65 15. Digital Channels Input If you pur chased t he MSO upgrade you can vie w and trigger on digit al signals. See page 111 . 16. USB Host Port Connect a USB compliant mass storage device to store or recall oscilloscope setup files or wavef orm s.
66 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 6000A Series Oscilloscope Front-Panel Controls This is an introduction to the front-panel control s of t he Agilent 6000A Series oscilloscope. Generally , y ou set up t he front-panel controls and then mak e a measurement.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 67 Conventions Throughout this book, the front-panel k eys and softkeys are denoted by a change in f ont. F or example, the Cursors key is in the Measure section of the front panel. The Acq Mode softkey is the l eft- mos t so ftk ey when the A c quir e me nu i s di spl ay ed .
68 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 4-Channel 6000A Series Os cilloscope Front Panel The foll owing diagram sho ws the front panel of the 6000A Series 4-channel oscilloscopes. The controls of the 2-channel oscilloscopes are very simila r .
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 69 Front Panel Controls 1. Power Switch Press once to swit ch po wer on; press again to switch pow er of f. See page 33 . 2. Intensity Control Rotate clo ckwi se to i ncre ase anal og wa v ef orm in tensi ty; coun terc lock wise to dec rea se.
70 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 6. V ertical Position Control U se thi s kno b to ch ang e the channel’s vertical position on t he display. There is one V er tical P osition control f or each channel. See “Using t he analog channels” on page 83.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 71 14. Utility Key Press th is k ey to access t he Utility menu, which lets you configure the oscillosco pe’s I/O settings, printer configuration, f ile explorer , service menu, and other options.
72 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls Run mode) then you are looking at the wav eform dat a from the last acquisition ta k en. See “To set up the Horizontal time base” on page 88. 19. Horizontal Menu/Zoom Key (Labeled Main/Delayed on older models.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 73 24. AutoScale Key When you press the A utoScale ke y the oscilloscope will quickly dete rmine which c hannels ha ve activity , and it will turn these channels on and scale t hem to display the in put signals.
74 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 2-Channel 6000A Series Oscilloscope Front Panel (differences only) Figure 7 6000A Series 2-Channel Os cillosc ope Front Panel The diff.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 75 Interpreting the display The oscilloscope display contains acquired wav eforms, setup information, measurement results, and softkeys f or setting up parameters.
76 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 6000A Series Front-Panel Operation This section provides a brie f ov erview of operating the front-panel controls. Detail ed oscilloscope operating instructions are provided in later chapters.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 77 T o start and stop an acquisition • When y ou press t he Run/Stop ke y , it illuminates in green and the osci lloscope is in continuous r unning mode. The oscilloscope examines the in put voltage at each prob e, and updates the display whenev er the trigger conditions are met.
78 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls T o make a single acquisition When y ou press t he Single k ey it illuminates in yello w and t he oscilloscope star ts th e acquisition system, searching f or t he trigger condition.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 79 2 If y ou are triggering on anal og channel events, turn the Trig ger Lev el knob to the t rig ger th resh old to a le v el tha t y our wav eform will cr oss. 3 T o begin a sing le acquisition, press t he Single key.
80 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 3 Tur n the Horizont al P osition knob () to pan horizont ally and turn t he channel’s v er tical position knob ( ) t o pan ver ti c all y. The stopped display may contain sev eral triggers worth of information, but only the las t trigger acquisition is a vailable for pan and zoom.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 81 T o make the oscilloscop e remain in the acquisition mode yo u hav e chosen, press t he AutoScale Acq Mode sof tke y and select Preserve Acquisition Mode . Ot her wise, the acquis ition mode will default to Normal whenever the AutoScale key is pressed.
82 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls around the oscilloscope’s B N C connec tor . Theref ore, t he oscilloscope will automatically set the atte nuation factor for recognized Agilent passive pr obes.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 83 Using the analog channels Connect the oscilloscope probes for channels 1 and 2 to the Probe Com p output on t he front panel of the instr ument. 1 Press the 1 ke y in t he Analog section of t he oscilloscope’s front panel to display the Channel 1 menu.
84 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls V ertical sensitivity T urn the larg e knob abo ve the channel key to set the sensitivity (volts/division) for the channel. The vertical sensiti vity knob changes t he analog channel sensitivity in a 1-2-5 step sequence (with a 1:1 probe att ached).
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 85 2 Press the channel’s on/of f ke y , then press t he Coupling softke y to select t he input channel coupling. Coupling changes t he channel' s input coupling to either AC (alternating cur rent) or DC (direct current) .
86 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls • 50 Ohm mode matches 50-ohm cables commonly used in making high frequency meas urements, and 50-ohm active probes. This im pedance matching gives y ou the most accurate measurements sinc e ref lections are minimized along the signal path .
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 87 6 Press the Prob e softkey to displa y the channel probe menu. This menu lets you select additional pr obe parameters such as attenuation factor and units of measurement for the connected probe.
88 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls • Calibrate Probe — See “T o calibrat e the probes” on page 55. T o set up the Horizontal time base 1 Press the Menu/Zoom ke y (labeled Main/Delayed on older models) in t he Horizontal section of t he front panel.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 89 2 Tur n th e large knob (time/divi sion) in the H orizontal se ction and notice the change it makes to the st atus line.
90 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls • Whe n the h ori zontal mod e is s et to M ain, the h oriz ontal position knob positions the main sweep relative to the trigger . This dela y is a f ix ed number . Changing this delay value does not affect the swee p speed.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 91 Zoom mode Zoom sweep is an expanded version of main sweep. When Zoom mode is selected, t he display divides in half and the Zoom swe e p i c o n di s pl ay s in t h e m id d l e o f t h e l i n e a t t h e t op o f t h e displa y.
92 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls The area of the ma in display that is expanded is intensif ied and marked on each end with a ver tical marker . These mark ers show what portio n of the main sweep is expanded in t he low er half.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 93 T o change t he sweep speed f or t he Zoom sweep windo w , turn the sweep speed knob. As you turn the knob, t he sweep speed is highlighted in the status line abov e the wav eform displa y area.
94 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls • In Roll mode there is no trigger . The fixed ref erence point on the screen is t he right edge of the screen and refers to the current moment in time. Events that have occurred are scrolled to the lef t of th e ref erence point.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 95 T o make cursor measurements Y ou can use the cursors to make custom v olt age or time measurements on oscillosc ope signals, and timing measurements on digital channels.
96 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls T o make automatic measurements Y ou can use automatic measur ements on any channel sour ce or any running math function. Cursors are turned on t o f ocus on the most recently sele cted me asurement (right-most on t he measurement line above the sof tk eys on the displa y).
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 97 Using Labels Y ou can def ine labels and assign them t o each analog in put channel, or you can turn labels off t o increase the wavef orm display area. Label s can also be applied to digital channels on MSO models.
98 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls T o assign a predefined label to a channel 1 Press the Label ke y. 2 Press the Channel sof tk ey , then turn t he Entr y knob or successivel y press t he Channel softkey to select a channel f or label assignment.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 99 T o define a new label 1 Press the Label ke y. 2 Press the Channel sof tk ey , then turn t he Entr y knob or successivel y press t he softkey to select a channel f or label assignment. The channel does not hav e to be tur ned on to hav e a label ass ign ed to i t.
100 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls T o load a list of labels from a text file you create It may be conv en ient to create a list of labe ls using a text edit or , then load the l abel lis t into the os cill osc ope.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 101 T o reset the label li brary to the factory default 1 Press Utility & Options & Preferences . 2 Press the Defau lt Library so ftke y. This will delete all user- def ined labels from the librar y and set the labels in t he librar y back t o the fact or y default.
102 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls T o set the clock The Clock menu lets you set the current date and time of day (24-hour f or mat). This time/dat e stamp will appear on hard copy prints and director y information on the USB mass st orage device.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 103 T o set up the screen saver The oscilloscope can be configured t o turn on a display screen sa ver when the oscillos cope has be en idle for a specified lengt h of time. 1 Press Utility & Options & Preferences & Screen Saver to d isp la y the screen sav er menu.
104 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls 3 Tur n the Entr y knob to select t he number of minutes t o wait bef ore t he selected screen s a ver activates. When y ou tur n the Entr y knob, t he number of minutes is display ed in t he Wa i t sof tk ey.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 105 T o perform service functions • Press the Utility & Service to display the service menu. The Service Menu lets yo u: • P er f orm User Cal on the oscillosc ope. • View User Cal status.
106 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls P er forming User Cal will invalidate your Certificat e of Calibration. If NIST (National Institute of Standards and T echnology) tra.
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 107 F or a 4-channel oscilloscope, connect BNC tees to t he equal-length cables as shown belo w .
108 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls probes do not need to be calibrated, but Inf iniiMax probes can be calibrated. For more information about calibr ating probes see page 55 .
Front-Panel Controls 2 6000 Series Oscilloscope User’s Guide 109 Installed licenses: This line in the About This Oscilloscope dialog contains information about the licenses that have been installed on the oscilloscope.
110 6000 Series Oscilloscope User’s Guide 2 Front-Panel Controls T o restore the oscilloscope to its default configuration • Press the Save/Recall key , t hen press the Default Setup softke y. The default configur ation returns the oscilloscope t o its default settings.
111 Agilent T echnologies Agilent 6000 Series Oscilloscope User’s Guide 3 V iewing and Measuring Digital Signals T o connect the digital probes to the circuit under test 112 Acquiring waveforms usin.
112 6000 Series Oscilloscope User’s Guide 3 Viewing and Measuring Digital Signals T o connect the digital probes to the circuit under test The digital channels are enabled on MSO6000 models and DSO6000 models which hav e the MSO upg rade license installed.
Viewing and Measuring Digital Signals 3 6000 Series Oscilloscope User’s Guide 113 the osci lloscope. Snap t he wide end of t he cable guide in place, being careful no t to pinch the cable. 4 Connect the g round lead on each set of channels (each pod), using a probe grabber .
114 6000 Series Oscilloscope User’s Guide 3 Viewing and Measuring Digital Signals 6 Connect the g rabber to a node in the circuit you want to test. 7 F or high-speed si gnals, connect a g round lead to the probe lead, connect a grabber t o the ground lead, and att ach the gra bber to gr ound in th e ci rcu it u nde r tes t.
Viewing and Measuring Digital Signals 3 6000 Series Oscilloscope User’s Guide 115 8 Repeat steps 3 through 6 until yo u hav e connected all points of interest. Acquiring waveforms using the digital channels When you press Run/Stop or Si ngle t o run t he oscilloscope, t he oscilloscope examines t he input v olt age at each input probe.
116 6000 Series Oscilloscope User’s Guide 3 Viewing and Measuring Digital Signals T o display digital channels using AutoScale When signals are connected to the digit al channels, A ut oScale quickly configures and disp la ys the digit al channels. • T o conf igure th e instrument qui ckly , press t he AutoScale key .
Viewing and Measuring Digital Signals 3 6000 Series Oscilloscope User’s Guide 117 configuration by pressing the Save/ Recall ke y , then th e Default Setup sof tk ey. Then press the AutoScale ke y. Y ou should see a display similar to the follo wing.
118 6000 Series Oscilloscope User’s Guide 3 Viewing and Measuring Digital Signals Interpreting the digital waveform display The foll owing figure sho ws a typical display with digital channels. Activity indicator When any digital channels are turn ed on, an activity indicator is display ed in t he status line at th e bottom of the display.
Viewing and Measuring Digital Signals 3 6000 Series Oscilloscope User’s Guide 119 T o switch all digital channels on or off 1 Press the D15 Th ru D0 ke y to swit ch the display of the digital channels on or off. The Digit al Channel Menu will be display ed abov e the s oftkeys.
120 6000 Series Oscilloscope User’s Guide 3 Viewing and Measuring Digital Signals T o change the displayed size of the digital channels 1 Press the D15 Th ru D0 key .
Viewing and Measuring Digital Signals 3 6000 Series Oscilloscope User’s Guide 121 function changes depending on which menu is display ed. Fo r example, when assigning Labels on digital channels the Entr y knob selects the channel to which t he Label will be applied.
122 6000 Series Oscilloscope User’s Guide 3 Viewing and Measuring Digital Signals T o display digital channels as a bus Digital channels may be grouped and displa yed as a bus, with each bus value display ed at th e bottom of the display in hex or binar y.
Viewing and Measuring Digital Signals 3 6000 Series Oscilloscope User’s Guide 123 The buses are shown at the bott om of the display. Using cursors to read bu s values T o read the digit al bus value.
124 6000 Series Oscilloscope User’s Guide 3 Viewing and Measuring Digital Signals 4 Use the Entr y knob and t he X1 and X2 softkeys to position th e cursors where y ou wan t to read the bus values.
Viewing and Measuring Digital Signals 3 6000 Series Oscilloscope User’s Guide 125 Bus values are displayed when using Pattern trigger The bus values are also displa yed when using the P atter n trigger function.
126 6000 Series Oscilloscope User’s Guide 3 Viewing and Measuring Digital Signals.
127 Agilent T echnologies Agilent 6000 Series Oscilloscope User’s Guide 4 T riggering the Oscilloscope Selecting T rigger Modes and Conditions 130 The External T rigger input 136 T rigger T ypes 139.
128 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope The Agilent Inf iniiVis ion 6000 Series oscill oscopes pro vide a full se t of f ea ture s to he lp a utoma te y our meas urem ent t as ks. MegaZoom technology lets y ou capture and examine untriggered wav eforms.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 129 • Trigger Out connect or T o manually control Triggering on 6000L models star t the Remote Front Panel (see page 44 ) and select T rigger from the Main Menu.
130 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Selecting T rigger Modes and Conditions The trigger mode affects the way in which the oscilloscope searches for the trigger . The figu re belo w shows the conceptual represent ation of acquisition mem or y.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 131 T rigger modes: Normal and Auto An introduction to Normal and Auto trigger modes is giv en on page 80 . 1 Press the Mode/Coupling key . 2 Press the Mode sof tke y , then select Normal or Auto .
132 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Normal mode Use Normal trigger mode f or low repetitiv e-rate signals or when Auto trigger is not required. In Normal mode the oscilloscope must fill t he pre-trigger buffer with dat a before it will begin sear ching for a trigger ev ent.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 133 T o select trigger Coupling 1 Press the Mode/Coupling key . 2 Press the Coupling sof tke y , then select DC, AC, or LF Reject coupling. • DC coupling allo ws DC and A C signals into t he trigger path.
134 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope • HF Reject adds a 50 kHz lo w-pass filt er in the trigger path to remov e high frequency components from the trigger wav eform.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 135 Holdoff Operating Hints Holdoff keeps a trigger from occurri ng until after a certain amount of time has passed sinc e the last trigger . This feat ure is valuable when a waveform crosses the trigger level multip le times during one period of the waveform.
136 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope The External T rigger input Th e Ex te r nal Tr ig ger inpu t c an b e us ed as a so urce in sever al o f the trigger types. On 2-channel oscilloscopes, the ext ernal trigger BNC in put is on the front panel and is labeled Ext T rigger .
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 137 When you connect an AutoProbe self-sensing probe, the oscilloscope will automatically configure your probe to the correct attenuation factor . Note that the AutoProbe feature is not available on 100 MHz bandwidth models.
138 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope • 1M Ohm mode is for use with many passiv e probes and f or general-purpose measu rements. The higher impe dance minimizes the loading effect of the oscilloscope on the circ uit under test.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 139 T rigger T ypes The oscilloscope lets you synchronize the display to t he actions of the c ircuit under test by def i ning a trigger condition. Y ou can use any in put channel or t he Ext Trigger BNC as th e source f or most trigger types.
140 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o use Edge triggering The Edge trigger type identi f ies a trigger b y looking for a specified edge (slope) and voltage level on a wa vef orm. Y ou can define t he trigger source and slope in this menu.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 141 3 Select the trigger sour ce. Y ou can select analog channel 1 or 2, Ext, or Line as t he trigger source on an y A gilent 6000 Series oscilloscope.
142 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope set the t hreshold lev el (TTL, CMOS , ECL, or user def ined) for the selected digit al channel group. The t hreshold value is displa yed in the upper -right corner of the display.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 143 The channel you select is sho wn in the upper- right cor ner of the d isp la y nex t to the pola rit y sym bol. The source can b e any analog or digital channel avail able on yo ur oscilloscope.
144 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope F or example, f or a positive pulse, if you set t>10 ns: • within a range of time values ( >< ).
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 145 T o use Pattern triggering The Pattern tri gger identif ies a tr igger co ndition by looking for a specifi ed patter n. This patter n is a logical AND combination of the channels.
146 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Adjust the trigger le vel for the selected analog channel by turning the Trigger Lev el knob. Press the D15 Thru D0 ke y a n d select Thresholds to set the thr esh old l ev el fo r dig ital channels.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 147 Hex Bus Pattern T riggering Y ou can s pecify a bus value on which t o trigger . T o do t his, first define the bus. See “T o display digital channels as a bus” on page 122 for det ails.
148 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o use CAN triggering Controller Area N etwork (C AN) trigger will trigger on CAN version 2.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 149 softkey , t hen press the Settings softkey to display C AN trigger menu. 2 Repeatedly press and release the T rigger: soft ke y o r ro tate the Entr y knob to select the trigger condition.
150 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope • Error Frame - The oscilloscope will tri gger on CAN activ e error frames. • All Errors - The oscilloscope wil l trigger when any f or m error or active error is encountered.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 151 5 Repeatedly press and release the Baud softkey to set the CAN si gnal baud rate to match y our C AN bus s ign al.
152 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o use Duration triggering Duration trigger lets you define a patter n, then trigger on a specified time duration of this logical AND combinatio n of t he channels.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 153 Adjust the trigger le vel for the selected analog channel by turning the Trigger Lev el knob. Press the D15 Thru D0 ke y a n d select Thresholds to set the thr esh old l ev el fo r dig ital channels.
154 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope < qualifier time set softkey • When the less than ( < ) qu alifier is selec ted, the E ntr y knob sets the oscilloscope t o trigger on a pattern duration less than t he time value displa yed on the so ftke y.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 155 T o use FlexRay triggering The N5432A FlexRa y triggering an d decode option, along with the Ag ilent VPT1000 pr ot ocol analyzer and its MSO communications cable, allo w a 6000 Series mixed-signal oscilloscope to: • Control the VPT1000 (without a PC).
156 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Oscilloscope Cont rols the VPT1000, Synchronous Mode Monitoring Y ou can see a synchronous and time-correlated display of segment and slot timing boun daries by im porting a FIBEX (Field Bus Exchange f ormat) f ile th at defines the g lobal FlexRay schedule.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 157 Specifying the V PT1000 LAN Address This is necessar y when the oscilloscope controls the VPT1000 (but not when a PC with J8130A Option 200 sof tware controls the VPT1000). 1 From the VPT1000 Menu, press the LAN Address sof tke y to access the VPT1000 L AN Addresses Menu.
158 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Note that the VPT1000 is shipped pre-conf igured with an IP address of 192.168.80.<serial number>, and a subnet mask of 255.255.240.0. See the VPT1000 user manual for more information.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 159 In Asynchronous Mode 1 Press the Baud softkey to select a baud rate of 2.5 Mb/s , 5M b / s , or 10 Mb/s .
160 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T riggering on FlexRay Fr ames, Times, or Errors Accessing the FlexRay T rigger Menu 1 In the T rigger section on the front panel, press the More key . 2 Press the T rigger softke y , and use the Entr y knob to select FlexRay .
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 161 This is the c y cle count in the frame header , not t he inst ance in time where that cycle begins.
162 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope 4 Press the Cyc C t Bas sof tk ey , and use the Entr y knob to select the cycl e count base value from 0 throu gh th e Cyc Ct Rep value minus 1, or All .
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 163 • TSS Violation — transmission star t sequence violation. • Header CRC Error — cy clic redundan cy check error in t he header . • Frame CRC Error — cy clic redundancy c heck error in the frame.
164 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o use I 2 C triggering An I 2 C (Inter -IC bus) trigger setup consists of connecting t he os ci llo sc ope to th e s er ial .
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 165 2 Press the Signals sof tk ey to display the I 2 C signals menu. 3 Connect an oscilloscope channel to t he SCL (serial clock) line in the ci rcu it un der te st, then s et the SCL clock channel so f tk e y to th at ch anne l.
166 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Data needs t o be stable during the whole high clock cy cle or it will be interpreted as a st art or st op condition (data transitioning while t he clock is high).
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 167 • EEPROM Data Re ad — The trigger looks for EEPROM control byte value 1010xxx on the SD A line, f ollow ed by a Read bit and an Ack bit. It then looks for the dat a value and qualifie r set by the Data softkey and the Data is softkey .
168 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope • Frame (Start: Addr7: Re ad: Ack: Data: Ack: Data2) or Frame (Start: Addr7: W rite: Ack: Data: Ack: Data2) — The oscilloscope triggers on a read or write frame in 7-bit addressing mode on the 26t h clock edge if all bits in t he patter n match.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 169 Press the Data is softkey to set the oscilloscope to trigger when data is = (equal to), ≠ (not equal t o), < (less than), or > (gr eate r than ) the data v alue set in the Data sof tk ey.
170 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o use Nth Edge Burst triggering The Nth Edge Burst trigger lets yo u trigger on the Nth edge of a burst that occurs af ter an idle time.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 171 3 Press the Slope sof tke y t o specify th e slope of t he edge. 4 Press the Idle sof tk ey; then, turn t he Entry knob t o specify the i dle time . 5 Press the Edge softk e y; the n, tu rn the E ntry kno b to wh ich edge to trig ger on.
172 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o use LIN triggering LIN (Local Interconnect Networ k) trigger setup consists of connecting t he oscilloscope to a seri al LIN signal.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 173 1 Press the More key in the T rigger section of the front panel, rotate t he Entr y knob until LIN is display ed in t he T rigger softkey. 2 Press the Settings sof tke y to display LIN trigger menu.
174 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope 4 Press the Signals sof tke y. The LIN Signals Menu will be display ed. 5 Press the Source sof tk ey to select the channel connected t o the L IN s igna l lin e. Adjust the trigger le vel for the selected analog channel by turning the Trigger Lev el knob.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 175 T o use Sequence triggering Sequence trigger lets you trigger t he oscilloscope aft er findin g a sequence of ev ents. Def ining a sequence trigger requires three steps: 1 Define an event to find befo re y ou search for the trigger .
176 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope As y ou set st age, ter m, and channel definitions for the sequence trigger , these settings will be sho wn in the wavef orm area of t he display.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 177 Define the Find: stage 1 Press the Stage sof tke y and select Find: . Find : is the f irst st age in the trigger sequence.
178 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope • X sets the patt ern t o don't care on the selected channel. Any channel set to don't care is ignored and is not used as part of t he patter n. If all channels in the patter n are set to don't care, the oscilloscope will not trigger .
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 179 • Pattern 2 Entered — A pattern is ent ered on the last edge t hat makes the pattern tr ue (logical AND). • Pattern 2 Exited — A patter n is exited on the f irst edge that makes the pattern false (logical NAND).
180 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope When Nth Edge 2 (no re-find) is selected, if the Find event occurs again bef ore t he Count (N) ev ent is satisf ied, the Count (N) is not reset to zero. b Press the Te r m sof tk ey and select Count (N) .
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 181 5 If you select a pattern ter m, each channel in the patter n must be set to a H (high), L (lo w), or X (don't care). a Press the Channel so ftk e y ( or ro tate the En try k nob on mix ed-signal oscilloscopes) t o select the channel.
182 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o use SPI triggering Serial P eripheral Inter face (SPI) trigger setup consists of connecting the oscilloscope to a clock, data, and framing signal. Y ou can t hen trigger on a data patter n that occurs at t he star t of a frame.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 183 Assign channels # data b its in string Data bit select Set all data bits to value Trigger level or threshold Currently selecte.
184 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Assign source channels to the clock, data, and frame signals 1 Press the Signals sof tke y to access SPI trigger settings for clock source and slope, data source, and frame type and source.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 185 4 Press the Data softkey or turn the Entr y knob t o select the channel that is connected t o th e SPI serial data line.
186 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Y ou can set t he oscilloscope to trigger during a high chip select ( CS ), a low chip select ( ~CS ), or after a Ti me o ut period during which the clock signal has been idle.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 187 The Timeout value can be set anywhere from 100 ns to 10 s. 6 Pre ss the up- arro w softk ey to re turn to the pr evi ous m enu.
188 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope The oscilloscope’s MegaZoom III t echnology gives y ou bright, easily vie wed displa ys of any part of t he video wav eform. Analysis of video wa vef or ms is simplified by the oscilloscope’s ability to trigger on an y selected line of the video signal.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 189 The selecte d trigger source is display ed in t he upper-right corner of the display . T urning the Trigger Level knob does not change the trig ger lev el because t he trigger level is au tomat ical ly s et to the sy nc pulse.
190 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope • Line — Trig ger on the select ed line # (EDT V and H DT V standards only). • Line: Field1 and Line:Field2 — Trigger on the selected line # in field 1 or f ield 2 (interlace d st andards only ex cept 1080i).
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 191 Ta b l e 1 2 Line (or count for Generic) n umbers per field for each non-HDTV/EDTV vide o standard Ta b l e 1 3 Line numbers for each EDTV/HD TV video standard Example exercises The f ollo wing are exer cises to familiarize y ou with T V triggering.
192 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope O n e e x a m p l e o f t r i g g e r i n g o n a s p e c i f i c l i n e o f v i d e o i s l o o k i n g a t the vertical int erval test signals (VITS), which are typically in line 18.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 193 T o trigger on all sync pulses T o quickly find maximum video le vels, y ou could trigger on all sync pulses. When All Lines is select ed as the T V trigger mode, the osci lloscope will trigger on all horizontal sync pulses.
194 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o trigger on a specific field of the video signal T o examine the components of a video signal, trigg er on eit her Field 1 o r Field 2 (available f or int erleav ed st andards).
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 195 T o trigger on all fields of the video signal T o quickly and easily vie w transitions between fields, or to f ind the amplitude dif f erence s between the fields , use the All F ields trigger mode.
196 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o trigger on odd or even fields To c h e c k t h e e n v e l o p e o f yo u r v i d e o s i g n a l s , o r t o m e a s u r e w o r s t case distor tion, trigger on t he odd or even fields.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 197 If a more det ailed analysi s is require d, the n only one co lor f ield should be selected to be the trig ger . Y ou can do this by using t he TV Holdoff sof tk ey in the trigger More Trig ger Menu when the trigger type is set to TV .
198 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope Ta b l e 1 4 Half-field hold off time Figure 20 Using TV Holdoff to Synchronize to Color Field 1 or 3 (Fiel d 1 mode) Standard Time NTSC 8.35 ms PA L 1 0 m s PA L - M 1 0 m s SECAM 10 ms Generic 8.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 199 T o use UART/RS232 triggering T o trigger on a UART (U niversal Asynchr onous Receiver/Transmitt er) signal connect the os cilloscope to t he Rx and Tx lines and set up a trigger condition.
200 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope 3 Press the Signals sof tk ey to display the U ART/RS232 signals menu. 4 Connect an oscilloscope channel to t he Rx signal in the circuit under test (the t arget system), th en press the Rx so f tk e y and ro tate the E ntry kn ob to s elec t the chan nel.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 201 8 Press the Bus Config sof tke y and set the follo wing paramet ers. a# B i t s : Set the number of bits in the UART/RS232 w ords to match your targ et system (select able from 5-9 bits).
202 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope • Rx X:Data: F or use when the target system dat a w ords are 9 bits in length i ncluding the aler t bit (the 9th bit). Trig gers on a data b yte th at y ou spec ify rega rdl ess of the valu e of the 9 th (a lert) b it.
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 203 15 Remember t o set the trigge r mode to Normal (pr ess Mode/Coupling → Mode → Normal ) to prev ent Auto Triggering.
204 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope T o use USB triggering USB trigger will trigger on a St art of Packet (S OP), End of Pack et (EOP) signal, Reset Complete (RC) , Ent er Suspend (Suspend), or Exit Suspend (Exi t Sus) on the dif f erential USB data lines (D+ and D-).
Triggering the Oscilloscope 4 6000 Series Oscilloscope User’s Guide 205 As you press the D+ or D– s oft k ey (o r r ota te th e E nt r y k no b on mix ed-signal os cilloscopes), the D+ and D– la.
206 6000 Series Oscilloscope User’s Guide 4 Triggering the Oscilloscope The T rigger Out connector Y ou can select one of the follo wing signals t o be output at the TRIG OUT connector on t he rear .
207 Agilent T e chnologies Agilent 6000 Series Oscilloscope User’s Guide 5 Making Measurements T o use the XY horizontal mode 208 Math Functions 213 Cursor Measurements 232 Automatic Meas urements 2.
208 6000 Series Oscilloscope User’s Guide 5 Making Measurements T o use the XY horizontal mode The XY horizontal mode conver ts the oscilloscope from a vo lts-versus-time display to a vo lts-versus-volts displa y using tw o input channels. Channel 1 is the X-axis in put, channel 2 is the Y -axis input.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 209 Figure 21 Exampl e of centering a signal on th e display Figure 22 Signal centered on the di splay 4 Press the Cursors ke y . 5 Set the Y2 cur sor to the top of th e sig nal, and set Y 1 to the bottom o f the signal.
210 6000 Series Oscilloscope User’s Guide 5 Making Measurements N ote the ∆ Y value at t he bottom of t he displa y. In t his exampl e, we are using the Y cursors, but y ou could ha ve used the X cursors in stead. Figure 23 Cursors set on displayed signal 6 Mov e the Y1 and Y2 cursors t o the inte rsection of the signal and the Y axis.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 211 7 Calculate t he phase difference using t he formula below . Figure 24 Cursors set to center of signal Z- Axis Input in XY Display Mode (Bla nking) When you select the XY disp lay mode, the time base is turned off.
212 6000 Series Oscilloscope User’s Guide 5 Making Measurements Figure 25 Signals are 90 out of phase Figure 26 Signals are i n phase.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 213 Math Functions The Math menu lets you displa y mat h functions on analog channels. Y ou can: • subtract (–) or mu ltiply (*) th e signals acquired on analog channels 1 and 2, then display the result.
214 6000 Series Oscilloscope User’s Guide 5 Making Measurements Math scale and offset Any math function may be manually scaled by pressing the Scale or Offset softke ys and t hen adjusting the value.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 215 Multiply When y ou select 1*2 , channel 1 and channel 2 voltage values are multiplied point by point, and the result is displayed. 1 * 2 is useful for seeing po wer relationships when one of t he channels is proportional t o the current.
216 6000 Series Oscilloscope User’s Guide 5 Making Measurements The figure below sho ws an example of multiply . Figure 27 Multiply Channel 1 Channel 2 1 * 2 waveform 1 * 2 Scale 1 * 2 Offset Math F.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 217 Subtract When y ou select 1– 2 , channel 2 vo lt age values are subtracted from channel 1 v olt age values point b y point, and the result is display ed. Y ou can use 1 – 2 to make a differe ntial measurement or to compare tw o wa veforms.
218 6000 Series Oscilloscope User’s Guide 5 Making Measurements The figure below sho ws an example of subtract. Figure 28 Subtract Channel 1 Channel 2 1 – 2 waveform 1 – 2 Scale 1 – 2 Offset.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 219 Differentiate d/dt (differentiate) calculates the di screte time der ivative of the selected source.
220 6000 Series Oscilloscope User’s Guide 5 Making Measurements • Offset —lets you set y our o wn of fset for the dV/dt math function. The offset value is in units/second where units can be V (V olts), A (Amps), or W (W atts) and is represented by the cent er horizontal g rid line of the display.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 221 Integrate ∫ dt (integ rate) calculat es the int egral of t he selected so urce. Y ou can use integrate t o calculate the energy of a pulse in v olt-seconds or measure the area under a wa vef orm.
222 6000 Series Oscilloscope User’s Guide 5 Making Measurements Figure 30 Integrate and Signal Offset Channel 1 ∫ dt waveform ∫ dt Scale ∫ dt Offset Source select Channel 1 ∫ dt waveform 0 V.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 223 FF T Measurement FFT is used to compute the fast F ourier transform using analog input channels or math functions 1 + 2, 1 – 2, or 1 * 2. FFT t akes the digitized ti me record of the spe cif ied sour ce and transf orms it to t he frequency domain.
224 6000 Series Oscilloscope User’s Guide 5 Making Measurements vertical bandwidth when making FFT measurements. The FFT sample rate is displa yed directly abo ve the softkeys when the FFT menu is displaye d. Aliasing happens when t here are frequency components in the si gnal high er than half the sa mp le ra te.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 225 Spectral Leakage The FFT operation assumes that t he time record repeats. U nless there is an int egral number of cycles of the sampled wa veform in the reco rd, a discontinuity is created at t he end of th e record.
226 6000 Series Oscilloscope User’s Guide 5 Making Measurements • Center — sets the FFT sp ectr um frequency represented at the center vertical gr id line of the display.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 227 • Scale — lets you set y our o wn vertical scale factors for FFT expressed in dB/div (d ecibels/division). Press th e Scale softkey , t hen turn t he Entry knob t o rescale y our math function.
228 6000 Series Oscilloscope User’s Guide 5 Making Measurements Figure 32 FF T measurements FF T Measurement Hints The number of points acquired f or t he FFT record is 1000 and when frequency span is at maxi mum, all points are displa yed.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 229 resolve tw o closely space frequencies. A good way to t est the ability of the FFT to resolve tw o closely spaced frequencies is t o examine the sidebands of an amplitude modulated sine wav e.
230 6000 Series Oscilloscope User’s Guide 5 Making Measurements Square Root √ (square root) calculates the square root of th e selected source. In Zoom mode, the √ (square root) function does not display in the zoomed por tion of t he displa y.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 231 The figure below sho ws an example of √ (square r oot). Figure 33 Square Root Channel 1 √ waveform √ Scale √ Offset Source sel.
232 6000 Series Oscilloscope User’s Guide 5 Making Measurements Cursor Measurements Y ou can measure wav eform dat a using cursors. Cursors are horizontal and ver tical markers that indicate X-axis values (usually time) and Y -axis values (usually v oltage) on a select ed wav eform source.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 233 • Binary — Binar y logic lev els are display ed directly abov e the sof tke ys for the current X1 and X2 cursor positions f or all displa yed channels.
234 6000 Series Oscilloscope User’s Guide 5 Making Measurements 4 Select the X and Y sof tke ys t o mak e a measurement. • XY — Press this so ftke y t o select either X cursors or Y cursors for adjustment. The cursor cur rently assigned to the E ntry kn ob di spla ys bri ghter than th e othe r cur sor s.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 235 T u r n t h e E n t r y k n o b t o a d j u s t t h e Y 1 o r Y 2 c u r s o r w h e n i t s softkey is selected. • X1 X2 — Press this sof tke y t o adjust the X1 and X2 cursor s together by turning the Entr y knob.
236 6000 Series Oscilloscope User’s Guide 5 Making Measurements Cursor Example s Figure 34 Curs ors measure pulse widths other th an middle threshold points Figure 35 Curs ors measure frequency of p.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 237 Exp and th e di spla y w ith z oom sw ee p, the n ch arac teri ze the e ven t of i nter est w ith the curs ors . Figure 36 Cursors track zoom sweep Put the X1 cursor on one side of a pulse and t he X2 cursor on the other side of t he pulse.
238 6000 Series Oscilloscope User’s Guide 5 Making Measurements Press the X1 X2 softk e y and mo ve the cu rso rs tog ether to che ck f or pulse widt h variations in a pulse train.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 239 Automatic Measurements The follo wing automa tic measurements can be made in the Quick Meas menu.
240 6000 Series Oscilloscope User’s Guide 5 Making Measurements Preshoot and Overshoot • Preshoot* • Overshoot* * Measurement on analog channels only. T o make an automatic measurement A brief description of how to ma ke automatic measurements is given on page 96 .
Making Measurements 5 6000 Series Oscilloscope User’s Guide 241 If a portion of t he wav eform required for a measurement is not display ed or does not display enough resolution to mak e the measure.
242 6000 Series Oscilloscope User’s Guide 5 Making Measurements thresholds. Each analog channel and the math wav eform can be assigned unique thresho ld values. 3 Press the Ty p e sof tke y t o set the measurement t hreshold to % (percentage of T op and Base value) or t o Absolute (absolut e value.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 243 • If threshold Ty p e is set to % , the middle t hreshold value can be set from 6% to 94%. 6 Press the Upper sof tke y , then turn t he Entr y knob t o set the upper measurement t hreshold value.
244 6000 Series Oscilloscope User’s Guide 5 Making Measurements Counter The 6000 Series oscilloscopes hav e an integ rated hardware frequency count er which counts t he number of cy cles t hat occur within a period of time (known as the gate time ) to mea sure the frequency of a signal.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 245 through the low er and upper threshold levels which eliminates runt pulses. The X cursors sho w what por tion of the wavef orm is being measured. The Y c ursor sho ws t he middle t hreshold point.
246 6000 Series Oscilloscope User’s Guide 5 Making Measurements Fall Time The fall time of a signal is the time dif f erence between the crossing of the upper t hreshold an d th e c ro ssi ng of the l o w er threshold for a negative-going edge. The X cursor sho ws the edge being measure d.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 247 T o measure the peak of an FFT: 1 Select FF T as th e math func tio n in th e Math menu. 2 Choose Math as the source in th e Quick Meas menu. 3 Choose Maximum and X at Max measurements.
248 6000 Series Oscilloscope User’s Guide 5 Making Measurements 1 Press the Quick Meas & Select and select Delay . Press the Settings softkey to select the source channels and slope for the delay measurement. The default Dela y settings measur e from th e rising edge of channel 1 to the risin g edge of channel 2.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 249 1 Press the Settings sof tk ey to select t he source 1 and sour ce 2 channels f or t he phase measurement. The default Phase settings measure from channel 1 to channel 2. The example belo w sho ws a phase measurement between the channel 1 and the mat h d/dt function on channel 1.
250 6000 Series Oscilloscope User’s Guide 5 Making Measurements and ∫ dt when 1-2 or 1+2 is the select ed source if channel 1 and channel 2 are set to dissimilar units in t he channel Probe Units softkey. The f ollowing f igure sho ws the voltage measurement points.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 251 Amplitude The Amplitude of a wav eform is the dif ference between its T op and Base valu es. The Y cursors sho w the value s being measured. Ave r ag e A v erage is the sum of the wav eform samples divide d by the number of samples o ver one or more full periods.
252 6000 Series Oscilloscope User’s Guide 5 Making Measurements RMS RMS (DC) is the root-mean-square value of t he wa vefo r m o ver one or more full periods. If less t han one period is display ed, RMS (DC) av erage is calculated on t he full width of t he displa y.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 253 The mean is calculated as follo ws: where: x = the mean. N = the nu mber of measuremen ts taken. x i = the i th measurement result. The standard deviation is calculated as follo ws: where: σ = the st andard deviation.
254 6000 Series Oscilloscope User’s Guide 5 Making Measurements Top The T op of a wav eform is the mo de (most common value) of the upper par t of the wav eform, or if t he mode is not we ll def ined, the to p is the sa me as Maxi mum. The Y cur sor s ho ws th e val ue being measured.
Making Measurements 5 6000 Series Oscilloscope User’s Guide 255 Overshoot and Preshoot Measurements Preshoot Preshoot is distortion that precedes a major edge transition expressed as a percentage of Amplitude. The X cursors show which edge is being me asured (edge closes t to the trigger reference point).
256 6000 Series Oscilloscope User’s Guide 5 Making Measurements Overshoot Overshoot is distortion t hat f ollows a ma jor edge transition expressed as a percentage of Amplitude. The X cursors sho w which edge is being me asured (edge closes t to the tr igger reference point).
257 Agilent T e chnologies Agilent 6000 Series Oscilloscope User’s Guide 6 Displaying Data Pan and Zoom 258 Antialiasing 26 0 Using the XGA vi deo output 260 Display Settings 261 V arying th e inten.
258 6000 Series Oscilloscope User’s Guide 6 Displaying Data Pan and Zoom The ability to pan (m o ve horizo nt ally) and zoom (expand or compress horizontally) an acqu ired wav eform is import ant because of the additional insight it can reveal about the captured wav eform.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 259 T o pan and zoom a waveform 1 Press the Run/Stop key to stop acquisitions. The Run/Stop key is illuminated red when the oscilloscope is stopped. 2 Tur n the sweep speed knob to zoom horizont ally and turn the volts/division knob to zoom vertically.
260 6000 Series Oscilloscope User’s Guide 6 Displaying Data Antialiasing At slo w er sweep speeds, the sample rate is reduced and a proprietar y display algorithm is us ed to minimize the likelihood of aliasing. By default, Antialiasing is enabled. Y ou sho uld lea ve Antialiasing enabled unless there is a specif ic reason to swit ch it off.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 261 Display Settings • Press the Display key to vie w t he Display menu. T o manually control Display settings on 6000L models start t he Remote Front Panel (see page 44 ) and select Wa v e f o r m from the Main Menu or press ctrl+W to access the oscilloscope’s Display Menu.
262 6000 Series Oscilloscope User’s Guide 6 Displaying Data Grid intensity T o adjust t he grid (g raticule) intensity , press Display & Grid and use the En try kno b to adj ust th e inte nsit y. V ectors (connect the dots) The Agilent 6000 Series oscillosco pes are designed t o operate optimally with vectors on.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 263 Using V ectors (Display menu) One of the most fundamental choices yo u must make about your display is whether to draw v ectors (connect t he dots) between the samples, or sim ply let the samples f ill in the wav eform.
264 6000 Series Oscilloscope User’s Guide 6 Displaying Data Figure 43 Amplitude Modulation with No ise Shown at 100% Intensity Figure 44 Amplitude Modulation wi th Noise Shown at 40% Intensity.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 265 Acquisition Modes The 6000 Series oscilloscopes hav e the follo wing acquisition modes: • Normal — for most wa vef orms (wit h normal decimating at slo wer sw eep speeds, no av eraging).
266 6000 Series Oscilloscope User’s Guide 6 Displaying Data Normal Mode In Normal mode at slo wer sw eep speeds, extra samples are decimated (in other w ords, some are t hro wn a way).
Displaying Data 6 6000 Series Oscilloscope User’s Guide 267 Hig h Re solu tion mode is eq uiva len t to the A v era ging mode with #A v erages=1; how ever , y ou can tu r n on Realtime sam pling in the H igh R eso luti on mo de.
268 6000 Series Oscilloscope User’s Guide 6 Displaying Data T o use the Averaging mode 1 Press the Acquire ke y , then p res s the Acq Mode softkey until the A v eraging mode is selected. 2 Press the #Avgs softkey and turn the Entr y knob to set t he number of a verages that best elim inates t he noise fr om the display ed wavef orm.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 269 Figure 46 128 A verages used to reduce random noise Realtime Sampling Option Realtime sampling specifies th at t he oscilloscope produce the wav eform display fr om samples collected during one trigger ev ent (t hat is, one acquisition).
270 6000 Series Oscilloscope User’s Guide 6 Displaying Data • The oscilloscope produces the wav eform display from samples collected from multiple ac quisitions.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 271 Using Serial Decode Agilent’s hardware accelerated se rial decode options can be licensed on 4-channel or 4+16-ch annel 6000 Series oscilloscopes.
272 6000 Series Oscilloscope User’s Guide 6 Displaying Data T o decode I 2 C data T o manually control Serial Decode on 6000L models st art t he Remote Front Panel (see page 44 ) and select Wa v e f o r m from the Main Menu or press ctrl+A to ac c ess the osci lloscope’s Acquire Menu.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 273 2 Specify the I 2 C signals: a Press the Settings sof tke y to access t he I 2 C Signals Menu. b Press the SCL so ftk ey , and use the E ntry kno b to s ele ct the channel probing the clock signal.
274 6000 Series Oscilloscope User’s Guide 6 Displaying Data Y ou can use the Zoom horizont al sweep mode for easier navigation of the acquired dat a. Interpreting Decode d I 2 C Data NOTE If the setup does not produce a stable trigger , the I 2 C signal may be slow enough that the oscilloscope is AutoT riggering .
Displaying Data 6 6000 Series Oscilloscope User’s Guide 275 • White lines sho w an idle bus. • Blue rectang les show an acti v e bus (inside a packet/frame). • In the decoded hexadecimal dat a: • Address val ues appear at t he star t of a frame.
276 6000 Series Oscilloscope User’s Guide 6 Displaying Data T o decode SPI data 1 Select the SPI serial decode mode: a Press the Acquire ke y. b Press the Serial Decode sof tk ey. c In the Serial Decode Menu, press the Mode softke y. d Use the Entr y knob (or repeated l y press and release t he Mode softkey) to select the SPI serial decode m ode.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 277 2 Specify the SPI signals: a Press the Settings sof tk ey to access t he SPI Signals Menu. NOTE If you have already set up an SPI trigger , th e signals and their trigger or threshold levels have already been specified, and you can continue on with step 4 .
278 6000 Series Oscilloscope User’s Guide 6 Displaying Data b Press the Clock softk e y , and u se the Entry kn ob to sele ct the channel probing the clock sign al. c Press the rising or falling edge sof tke y to specify the edge that the clock occurs on.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 279 Y ou can use the Zoom horizont al sweep mode for easier navigation of the acquired dat a. Interpreting Decode d SPI Data • White lines sho w an idle bus. • Blue rectang les show an acti v e bus (inside a packet/frame).
280 6000 Series Oscilloscope User’s Guide 6 Displaying Data • Aliased bus values (undersampled or indeter minate) are drawn in red. • U nknown bus values (undefined or error conditions) are drawn in red.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 281 T o decode CAN data 1 Con nec t the C AN sign al to o ne o f the o scil losc ope ’s in pu t channels. 2 Set up the trigger mode as described in “Triggering the Oscilloscope ” on page 127.
282 6000 Series Oscilloscope User’s Guide 6 Displaying Data 4 Specify the C AN signal: a Press the Settings sof tke y to access t he CAN Signals Menu. 5 Press the Source s of t key , a n d u se t he En t r y kn ob t o s el ec t t he channel f or t he CAN signal.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 283 bus is measured. This controls th e point within t he bit’s time where the bit value is captured.
284 6000 Series Oscilloscope User’s Guide 6 Displaying Data Interpreting Decode d CAN Data • Frame ID appears in hex d igits in ye llow . F rames of 11 or 29 bits are automatically detected. • Remote frame (RMT) appears in green. • Data lengt h code (DLC) appears in blue.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 285 • Red dots in the decode line indicat e that there is data that is not being display ed. Scroll or expand the horizontal scale t o view the information. • Aliased bus values (undersampled or indeter minate) are drawn in red.
286 6000 Series Oscilloscope User’s Guide 6 Displaying Data CAN T otalizer The CAN totalizer pro vides a direct measure of bus quality and eff iciency. The CAN tot alizer measures tot al CAN frames, f lagged er ror frames, o verload frames, and bus utilization.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 287 Overload Frame Count and Percent Error Frame Count and Percent Bus Utilization Percentage Total Fram e Count.
288 6000 Series Oscilloscope User’s Guide 6 Displaying Data T o decode LIN data 1 Select the LIN serial decode mode: a Press the Acquire ke y. b Press the Serial Decode sof tk ey. c In the Serial Decode Menu, press the Mode softke y. d Use the Entr y knob (or repeated l y press and release t he Mode softkey) to select the LIN serial decode mo de.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 289 3 Specify the LIN signal: a Press the Settings sof tk ey to access t he LIN Signals Menu.
290 6000 Series Oscilloscope User’s Guide 6 Displaying Data b Press the Source sof tke y , and use the Entr y knob to selec t the channel probing the LIN signal. c Repeatedly press and release the Baud sof tk ey to specify the L IN s igna l bau d ra te.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 291 g If the decode line does not appe ar on the d ispla y , press the up- arro w softk e y to r eturn to the p rev ious menu , then press the Decode softkey. 5 If the oscilloscope is stopped, press t he Run/Stop key t o acquire and decode dat a.
292 6000 Series Oscilloscope User’s Guide 6 Displaying Data Interpreting Decoded LIN Data.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 293 • White traces sho w an idle bus (LIN 1.3 only). • Blue bi-lev el trace shows an activ e bus (inside a packet/fra me). • The hexadecimal ID and parity bits (if enabled) appear in yello w .
294 6000 Series Oscilloscope User’s Guide 6 Displaying Data T o decode FlexRay data T o decode FlexRay data, y ou need a four -channel 6000 Series mix ed signal oscilloscope, t he N5432A FlexRa y triggering and decode option, the A gilent VPT1000 protocol analyzer , and its MSO communications cable.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 295 When the FlexRay mode is selected, you can use t he Settings softkey to access the VPT1000 Menu for changing the VPT1000 control/operating modes. 4 If the decode line does not appear on t he display , press the Decode so f tkey t o tu r n it on.
296 6000 Series Oscilloscope User’s Guide 6 Displaying Data Interpreting Decode d FlexRay Frame Data The FlexRay decode displa y sho ws fram e decoding (bottom ro w) and if the VPT1000 is in the synchronous monitoring mode, global time-schedule decoding (top ro w).
Displaying Data 6 6000 Series Oscilloscope User’s Guide 297 Interpreting Decoded FlexRay Ti me Data Global T ime-Schedule Decoding (top ro w of decode display) • Segment type: static = SS in or ange, dynamic = DS in green, Symbol in yello w , Idle = NIT (network idle time) in whit e.
298 6000 Series Oscilloscope User’s Guide 6 Displaying Data FlexRay T otalizer The FlexRa y tot alizer consists of cou nters t hat pro vide a direct measure of bus quality and eff iciency. The tot alizer is running, cou nting fr ames and calculating percentages, even when the oscilloscope is stoppe d (not acquiring dat a).
Displaying Data 6 6000 Series Oscilloscope User’s Guide 299 Counters • The FRAMES counter gives a real -time count of all received frames. • The NULL counter gives t he number and percent age of null frames. • The SYNC counter gives the nu mber and percent age of sync frames.
300 6000 Series Oscilloscope User’s Guide 6 Displaying Data T o decode UART/RS232 data 1 Select the U ART/RS232 serial decode mode: a Press the Acquire ke y.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 301 2 Specify the UART/RS232 signals: a Press the Settings sof tk ey to access the UART/RS232 decode settings menu. b Press the Signals sof tke y , and select the oscilloscope channels that you hav e connected to t he Rx and Tx signals.
302 6000 Series Oscilloscope User’s Guide 6 Displaying Data See the UART/RS23 2 triggering section on page page 199 f or de tailed instr uctions. 3 Press the Return t o previous menu (up arro w) sof tke y.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 303 7 Optional: Press the Framing softkey and select a value. In the decode display the chosen valu e will b e display ed in lig ht blue. Ho wev er , if a parity er ror occurs the dat a will be display ed in red.
304 6000 Series Oscilloscope User’s Guide 6 Displaying Data Interpreting Decoded UART/RS232 Data • An idle bus is shown in white. • An active bus is sho wn in dark blue, wit h v er tical lines designating the st ar t and end of each data wor d.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 305 • An unkno wn (undef ined) bus is sho wn in red. • A parity error will cause the associat ed data w ord to be sho wn in red, which inclu des the 5-8 dat a bits and the optional 9th bit.
306 6000 Series Oscilloscope User’s Guide 6 Displaying Data UART/RS232 T otalizer The U ART/RS232 tot alizer consists of count ers that pro vide a direct mea sure of bus quali ty and eff iciency. The tot alizer appears on screen whenever U ART/RS232 Decode is ON in the Serial Decode Menu.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 307 T o reduce the random noise on a signal If the signal you are pr obing is noisy , yo u can set up t he oscilloscope to reduce the no ise on the display ed wav eform. First, you stabilize t he display ed wavef orm by removing the noise from the trigger pat h.
308 6000 Series Oscilloscope User’s Guide 6 Displaying Data LF Reject Lo w-frequency reject (LF reject) adds a high-pass filter wit h the 3-dB point at 50 kHz. LF reject remo ves lo w-frequency sign als, such as po wer line noise, from the trigger path.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 309 T o capture glitches or narrow puls es with peak detect and infinite persistence A glit ch is a rapid change in the wav eform that is usually narro w as compared to t he wav eform. P eak detect mod e can be used to more eas ily vie w g litches or nar ro w pulses.
310 6000 Series Oscilloscope User’s Guide 6 Displaying Data Figure 48 15 ns Narrow Pulse, 20 ms /div, Peak Detect Mode Using peak detect mode to find a glitch 1 Connect a signal to the oscilloscope and obt ain a stable display. 2 T o f ind the g litch, press t he Acquire k ey , then , pr ess th e Acq Mode softkey until Peak Detect is selected.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 311 4 Characterize the g lit ch with zoom sweep: a Press the Menu/Zoom k ey , then pres s the Zoom sof tkey.
312 6000 Series Oscilloscope User’s Guide 6 Displaying Data How AutoScale W orks A utoSc ale a utom atic all y co nfigu res th e osc illo sco pe to b est display the in put signals by analyzing any wav eforms present at each channel and at t he exter nal trigger input.
Displaying Data 6 6000 Series Oscilloscope User’s Guide 313 Specifying the Channels Displayed After AutoScale The Channels softke y selection determines which channels will be display ed on subsequent AutoScales.
314 6000 Series Oscilloscope User’s Guide 6 Displaying Data.
315 Agilent T e chnologies Agilent 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data Printing the oscilloscope’ s display 316 Supported Printers 318 Saving oscilloscope data 320 Sel.
316 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data Printing the oscilloscope’ s display T o print t he oscilloscope’s displa y: 1 Connect a USB printer t o either t he USB por t on the front panel or the rect angular USB host por t on the rear panel.
Saving and Printing Data 7 6000 Series Oscilloscope User’s Guide 317 Selecting print options Press the Options softk e y to c hang e the fo llo w ing opti ons : • Factors — Select Factors if y ou want the oscilloscope scale factors to be i ncluded on your printout.
318 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data Supported Printers The follo wing HP printer s, a vailable i n stores at th e time this manual was written, have been t ested and found to be compatible with the Inf iniiV ision 6000 Series oscilloscopes.
Saving and Printing Data 7 6000 Series Oscilloscope User’s Guide 319 Deskjet 980 Deskjet 990C Deskjet 995 Deskjet 12 20C & 1125C Deskjet 38 16 & 3820 Deskjet 55 50 & 5551 Deskjet 61 22 &.
320 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data Saving oscilloscope data Here are a f ew points about saving oscilloscope data : • Y ou can sav e a wave form trace and recall it later . The recalled trace appears in cyan (blue).
Saving and Printing Data 7 6000 Series Oscilloscope User’s Guide 321 Selecting a destinatio n for your saved data Press Save/Recall → Save to access t he Sav e menu and select a destination for sa ving your data.
322 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data If one or more USB storage devices are connect ed to the os cill osco pe, y ou can na viga te to the USB d evi ce us ing the sam e method. The follo wing display im age sho ws an image ready to be sav ed to a subfolder called “Rise time” on a USB device.
Saving and Printing Data 7 6000 Series Oscilloscope User’s Guide 323 Spell softkey and press the Enter so ftke y to c reate the ne w fil e name. 3 Y ou can press t he Enter so f t ke y o r t h e En t r y kn o b t o mov e t h e cursor f or ward within t he file name.
324 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data W aveform T race and Oscilloscope Se tup When the Tr a c e & S e t u p option is selected from t he Format softkey , bot h wav eform trace and oscilloscope setup are sav ed to the USB d riv e o r the o scil los cope ’s in ternal mem or y.
Saving and Printing Data 7 6000 Series Oscilloscope User’s Guide 325 • ASCII XY data file - This creates a fi le of comma-separated variables for each displa yed channel. If the oscilloscope acquisition is stopped, then data records great er than 1000 points can be writte n.
326 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data The Invert Graticule Colors option can be used to reduce t he amount of black ink it takes to print oscilloscope images by changing the black back ground to white. Invert Graticule Colors is the default mode.
Saving and Printing Data 7 6000 Series Oscilloscope User’s Guide 327 The Length control will perform a “1 of n” decimation of the data when necessar y.
328 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data T o recall waveform trace and/or oscilloscope setup A recalled trace is typically us ed for a quick comparison of measurement results.
Saving and Printing Data 7 6000 Series Oscilloscope User’s Guide 329 When the USB storage device is connected to the oscilloscope’s front or rear USB host port, a smal l four -color circle icon may be display ed brief ly as the USB device is read.
330 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data T o use the file explorer Files can be loaded and delet ed using the fi le explorer . Y ou can cr eate direct ories on a USB mass st orage device using your PC or other instrument.
Saving and Printing Data 7 6000 Series Oscilloscope User’s Guide 331 Secure Environment Mode Option Secure environment mode is com p liant to National Industrial Security Program Operating Manual (NISPOM) Chapter 8 requirements. Secure environment mode is ca lled option SEC when it is or de re d wi th th e o sc ill os cop e.
332 6000 Series Oscilloscope User’s Guide 7 Saving and Printing Data Ta b l e 1 8 Ordering the Secure En vironment Mode Option Ordering the Secure Environment Mode Option New oscilloscope purchase ... Order Option SEC. After oscilloscope purchase, i f you have not saved confidential trace or setups on the oscilloscop e.
333 Agilent T e chnologies Agilent 6000 Series Oscilloscope User’s Guide 8 Reference Upgrading to an MSO or adding memory depth 334 Software and firmware updates 334 T o set up the I/O port 335 Usin.
334 6000 Series Oscilloscope User’s Guide 8 Reference Upgrading to an MSO or adding memory depth A license can be installed t o acti vate th e digital channels of an oscilloscope that was not originally ordered as a mix ed-signal oscilloscope (MSO).
Reference 8 6000 Series Oscilloscope User’s Guide 335 T o set up the I/O port The oscilloscope can be control led via GPIB, LAN, or USB. The oscilloscope’s I/O configurat ion, including its IP address and hostname, can be view ed by pressing Utility & I/O .
336 6000 Series Oscilloscope User’s Guide 8 Reference Using the 10 MHz reference clock The 10 MHz REF BNC connector on the rear panel is pro vided so you c an : • Supply a more accurate sample clock signal to the oscilloscope, or • Synchronize the timebase of tw o or more ins truments.
Reference 8 6000 Series Oscilloscope User’s Guide 337 2 Press Utility & Options & Rear Panel & Ref Signal . 3 Use the Entr y Knob and the Ref Signal sof tk ey to select 10 MHz input . A black locked padlock icon will appear at the top of the display.
338 6000 Series Oscilloscope User’s Guide 8 Reference T o synchronize the timebase of two or more instruments The oscilloscope can output it’s 10 MHz system clock for the purpose of synchronization with ot her instr uments. 1 Connect a BNC cable to the BNC connector labeled 10 MHz REF on the rear panel of the o scilloscope.
Reference 8 6000 Series Oscilloscope User’s Guide 339 T o return the instrument Before shipping the oscilloscope t o Agilen t T echnologies, contact your nearest Agilent Techno logies sales or service off ice f or additional det ails. Information on contacting A gilent T echnologies can be fou nd at www .
340 6000 Series Oscilloscope User’s Guide 8 Reference Digital channel signal fidelity: Probe impedance and grounding Y ou may encount er problems when using t he mixed-signal oscilloscope that are related t o probing. These pr oblems fall into two categories: probe loading and probe grounding.
Reference 8 6000 Series Oscilloscope User’s Guide 341 Figure 49 DC and Low -Frequency Probe Equivalent Circuit Figure 50 High-Fre quency Probe Equivalent Circuit The impedance plots f or t he tw o mo dels are sho wn in t hese figu res.
342 6000 Series Oscilloscope User’s Guide 8 Reference Figure 51 Impedance versus Frequency fo r Both Probe Circuit Models The logic pr obes are represented by the high-frequency c ircuit model shown abo ve. They are designed to provide as much series tip resist ance as possible.
Reference 8 6000 Series Oscilloscope User’s Guide 343 Sharing one probe ground with man y probes for ces all the curr ent that flo ws in to ea ch pr obe to ret urn thr oug h the s ame common g round inductance of the probe whose ground return is used.
344 6000 Series Oscilloscope User’s Guide 8 Reference Best Probing Practices Because of t he variables L , di , and dt , you ma y be unsure ho w much margin is available in your measurement setup.
Reference 8 6000 Series Oscilloscope User’s Guide 345 T o replace digital probe leads If y ou need to remov e a probe lead from the cable, insert a paper clip or other small point e d o bjec t into the si de o f the cable assembly , and push t o release the latch while pulling out the probe lead.
346 6000 Series Oscilloscope User’s Guide 8 Reference Binary Data (.bin) The binar y data format st ores wa veform data in binar y format and pro vides dat a headers that describe that dat a. Because the dat a is in binar y format, the size of t he file is appro ximately 5 times smaller than the XYPairs format.
Reference 8 6000 Series Oscilloscope User’s Guide 347 File Size A 3 2-bi t inte ger th at i s the n umbe r of b yte s that are i n the fi le. Number of W aveforms A 32 -bit inte ger th at i s the n umbe r of wav eforms that are st ored in the f ile.
348 6000 Series Oscilloscope User’s Guide 8 Reference X Display Range A 32-bit f loat that is t he X-axis duration of t he wav eform that is display ed. For time domain wa vef or ms, it is the duration of time across the dis p la y. If the value is zero t hen no dat a has been acquired.
Reference 8 6000 Series Oscilloscope User’s Guide 349 Tim e A16-bit character ar ra y , left blank in t he 6000 Series oscilloscope. Frame A 2 4 by te ch arac ter a rra y that is th e mod el n umbe r and serial number of the o scilloscope in the format of: MODEL#:SERIAL#.
350 6000 Series Oscilloscope User’s Guide 8 Reference Wa v e f o r m D a t a H e a d e r A wav eform ma y have more than one data set. Each wavef orm data set will have a wa vef or m data header . The wa vef or m data header consists of in f or mation about the wavef orm data set.
Reference 8 6000 Series Oscilloscope User’s Guide 351 Examples of Binary Files Single Acquisition Mult iple Analog Channels The follo wing picture sho ws a binar y f ile of a sing le acquisition with multiple analog channels.
352 6000 Series Oscilloscope User’s Guide 8 Reference Single Acquisition All Pods Logic Channels The follo wing picture sho ws a binar y f ile of a sing le acquisition with all pods for the logic channels sav ed.
Reference 8 6000 Series Oscilloscope User’s Guide 353 Minimum and Maximum V alues in CSV Files If you are running a Quick Me asurement Minimum or Maximum measurement, t he minimum an d maximum values shown in the Quick Measurement display ma y not appear in the CSV f ile.
354 6000 Series Oscilloscope User’s Guide 8 Reference.
355 Agilent T e chnologies Agilent 6000 Series Oscilloscope User’s Guide 9 Power and Environmental Conditions Power Requirements 356 Measurement Category 357 Environmental Conditions 359 Specifica t.
356 6000 Series Oscilloscope User’s Guide 9 Power and Environmental Conditions Power Requirements Line voltage range ~ Line 120 W max, 96-144 V/48-440 Hz, 192-288 V/48-66 Hz, automatic selection Lin.
Power and Environmental Conditions 9 6000 Series Oscilloscope User’s Guide 357 Measurement Category Measurement Category The 6000 Series oscilloscope is intended t o be used f or measurements in Measurement Categor y I.
358 6000 Series Oscilloscope User’s Guide 9 Power and Environmental Conditions T ransient Withstand Capability CAUTION Maximum input voltage for analog inpu ts CA T I 300 V rms, 400 Vpk; transient overvoltage 1.
Power and Environmental Conditions 9 6000 Series Oscilloscope User’s Guide 359 Environmental Conditions Environment Indoor use only. Ambient temperature Operating –10 °C to +55 °C; non-operating.
360 6000 Series Oscilloscope User’s Guide 9 Power and Environmental Conditions Specifications Please see the Inf iniiVision 6000 Series Oscilloscopes Data Sheet f or complete, up-to-date specifications and characteristics. T o download a cop y of the d ata sheet please visit: www .
9 6000 Series Oscilloscope User’s Guide 361 Contact us Americas Canada (8 77) 894-44 14 Latin Ameri ca 305 269 7500 United States (800) 829-4444 Asia Pacifi c Australia 1 800 629 485 China 800 810 0.
362 6000 Series Oscilloscope User’s Guide 9.
6000 Series Oscilloscopes User’s Guide 363 Index Symbols (-)Width measurement , 246 (+)Width measurement , 246 Numerics 1*2 math function , 21 5 1-2 math function , 217 232 , 109 6000L , 8 , 21 A ab.
364 6000 Series Oscilloscopes User’s Guide Index channel analog , 83 bandwidth limi t , 86 coupling , 85 invert , 86 on/off keys , 70 position , 84 probe units , 87 skew , 87 vernier , 84 vertical s.
6000 Series Oscilloscopes User’s Guide 365 Index file keys , 70 file name, new , 322 firmware updates , 334 firmware version information , 43 Flat top window , 226 FlexRay frame counter , 298 FlexRa.
366 6000 Series Oscilloscopes User’s Guide Index Maximum measurement , 251 maximum sample rate , 270 measure keys , 72 measurement category definitions , 357 measurement definitions , 244 measuremen.
6000 Series Oscilloscopes User’s Guide 367 Index replacement parts , 34 5 reset LAN , 40 restart condition, I2C trigger , 166 return instrument for service , 339 Rise time measurement , 246 RMS meas.
368 6000 Series Oscilloscopes User’s Guide Index trigger type , 139 CAN , 148 duration , 152 edge , 140 FlexRay , 155 glitch , 142 hex bus , 147 I2C , 164 LIN , 172 Nth edge burst , 170 pattern , 14.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Agilent Technologies 6000 Series c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Agilent Technologies 6000 Series - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Agilent Technologies 6000 Series, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Agilent Technologies 6000 Series va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Agilent Technologies 6000 Series, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Agilent Technologies 6000 Series.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Agilent Technologies 6000 Series. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Agilent Technologies 6000 Series ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
