Agilent Technologies 54621D, 24A, 42A, 54621A, 22A Index, Missing acknowledge condition, I2C trigger

Page 258

Index

E

ECL threshold 4-37edge triggering 3-12

EEPROM data read, I2C trigger 3-26Entry knob 1-24,2-2

Epson printer 6-6erase display 4-31 expand about 2-17, 4-8, 6-16 external trigger

edge source 3-13input impedance 3-10probe attenuation 3-10probe settings 3-9probe units 3-10

F

factory setup, default 4-54Fall time measurement 5-41FFT measurements 5-25FFT window 5-28

Flat top window 5-28 floppy disk 6-8 form feed, printer 6-7frame trigger, I2C 3-26Frequency measurement 5-40front-panel 2-7front-panel cover 1-5front-panel overview 2-1

G

getting started 1-24glitch trigger 3-14GPIB 6-9

address 6-9 graticule 2-24 graticule intensity 4-21 gray scale printing 6-7 grid 2-24

grid intensity 4-21

ground channel coupling 4-8 ground level 4-8

H

handle 1-12 handshake 6-9 Hanning window 5-28 hex cursors 5-32 HF Reject 3-6,5-6

high-resolution mode 4-19,5-9holdoff 3-7

Horizontal section 4-11horizontal vernier 4-12hysteresis, trigger 5-7

I

I/O port configuration 6-9 I2C trigger 3-24 impedance

external trigger 3-10indeterminate state 5-32

infinite persistence 4-21,4-25,4-30,5-10

input impedance channel input 4-9 external trigger 3-10

input voltage 1-15,3-9Integrate math function 5-23 intensity 1-14, 4-21intensity knob 2-24

invert 4-9

L

label list 4-46 labels 4-42 languages

Quick Help 1-25,6-3updates 1-26,6-3

LaserJet printer 6-6LF reject 5-7

library, default labels 4-47 library, labels 4-44

line trigger 3-13 link 1-24

load file, floppy 6-8 loading language 1-27, 6-4 localized language updates 1-26, 6-3 logic threshold 4-37

M

main horizontal mode 4-11 markers, delay 4-14math

1*2 5-19

1-25-20 differentiate 5-21FFT 5-25functions 5-17integrate 5-23measurements 5-45multiply 5-19offset 5-18

scale 5-18substract 5-20units 5-18

Maximum measurement 5-46measurement definitions 5-40measurement line 2-11measurements 2-23,5-1MegaZoom 4-3,4-5MegaZoom concepts 4-1memory depth 4-27 memory,deep 4-4 Minimum measurement 5-46

missing acknowledge condition, I2C trigger 3-25

mixed-signal, configure 4-32Mode/Coupling key, trigger 3-3Multiply math function 5-19

N

new label 4-45 noise reject 3-6

normal acquire mode 2-3, 4-18 normal cursors 5-32

normal trigger mode 3-5

O

options 1-8, 6-16

Overshoot measurement 5-49

Index-2

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Contents Agilent 54621D/22D/41D/42D Mixed-Signal Oscilloscopes Softkeys extend the functionality of command keys Display shows current input signalsHorizontal Controls select sweep speed and delay parameters UtilitiesThis Book Page Contents Contents Trigger TypesUsing Labels on the Mixed-Signal Oscilloscope Run/Stop/Single/Infinite Persistence OperationMath Functions Saving and Recalling Traces and SetupsCapturing Data Cursor MeasurementsUtilities Contents-6 Getting Started Getting Started Getting Started Setting up the Oscilloscope To inspect package contents To inspect package contents Package contents for 54620/40-Series Oscilloscopes To inspect options and accessories To inspect options and accessoriesTo inspect options and accessories Accessories available Model DescriptionTo inspect options and accessories Power Cords Plug Type Cable Part NumberTo clean the oscilloscope Disconnect power from the instrumentTo clean the oscilloscope To adjust the handle To adjust the handleTo power-on the oscilloscope Press the power switchTo power-on the oscilloscope To adjust the waveform intensity To adjust the waveform intensityTo connect the oscilloscope analog probes To connect the oscilloscope analog probesTo compensate your analog probe To compensate your analog probePress Autoscale To use the digital probes mixed-signal oscilloscope only To use the digital probes mixed-signal oscilloscope onlyConnect the clip to a node in the circuit you want to test Signal Lead Ground Lead Clip Signals Ground To connect a printer To connect an RS-232 cableTo connect a printer To verify basic oscilloscope operation Press the Autoscale key on the front panelTo verify basic oscilloscope operation Getting started using the oscilloscope interface To verify basic oscilloscope operation Using Quick Help Getting Started Loading an updated language file from floppy disk Loading an updated language file from floppy diskPage Front-Panel Overview Front-Panel Overview Viewing signal detail with acquire mode Using Single versus Run/StopUsing Auto trigger mode versus Normal trigger mode Important Oscilloscope ConsiderationsImportant Oscilloscope Considerations Using Vectors Display menu Delayed Sweep Post Acquisition Processing54620/40-series Oscilloscope Front Panels 54620/40-series Oscilloscope Front Panels54624A 4-Channel Oscilloscope Front Panel Entry knob Autoscale key Softkeys Front-Panel Operation 54621D, 54622D D, and 54642D digital channelsInterpreting the display Interpreting the displayTo use analog channels to view a signal To use analog channels to view a signalExample To use digital channels to view a signal To use digital channels to view a signalHow Autoscale Works To display signals automatically using AutoscaleTo display signals automatically using Autoscale Undo AutoscaleTo apply the default factory configuration To apply the default factory configurationTo adjust analog channel vertical scaling and position To adjust analog channel vertical scaling and positionCenter the signal on the display using the position knob Measurement HintsTo set the vertical expand reference for the analog signal To set analog channel probe attenuation factorExpand About Center To display and rearrange the digital channels To display and rearrange the digital channelsPress the Main/Delayed, then press the Vernier softkey To operate the time base controlsTo operate the time base controls To make a single acquisition First set trigger Mode/Coupling Mode softkey to NormalTo start and stop an acquisition To start and stop an acquisitionTo use delayed sweep To use delayed sweepPress the Delayed softkey Press Main/DelayedTo make cursor measurements To make cursor measurementsTo make automatic measurements Choose what measurement you want on that source by pressingTo make automatic measurements To modify the display grid To print the displayTo modify the display grid Triggering the Oscilloscope Trigger Out connector Triggering the OscilloscopeTo select the Mode and Coupling menu Selecting Trigger Modes and ConditionsTo select a trigger mode Normal, Auto, Auto Level To select a trigger mode Normal, Auto, Auto LevelAuto Level and Auto modes Normal mode To select trigger Coupling To select Noise Reject and HF RejectTo select trigger Coupling To set holdoff To set holdoffTo set holdoff Holdoff Operating Hints External Trigger Probe Settings External Trigger InputExternal Trigger Input Previous menu Trigger Types MegaZoom Technology Simplifies TriggeringTo use Edge triggering Select 1, 2, Ext, or Line as the trigger sourceTo use Edge triggering To use Edge triggering To use Pulse Width triggering To use Pulse Width triggeringPress the qualifier softkey to select the time qualifier Qualifiers can be set as follows Qualifier time set softkeyTo use Pattern triggering To use Pattern triggeringSpecifying an Edge in a Pattern To use can triggering To use can triggeringPress the Baud softkey to set the can signal baud rate Press the Trigger softkey to select the trigger conditionTo use Duration triggering To use Duration triggeringTo use Duration triggering When the duration trigger occurs To use I2C triggering To use I2C triggeringAck Data Stop Start Address R/W Condition Frame Start Addr7 Read Ack Data or Condition 26th clock edge To use I2C triggering To use Sequence triggering To use Sequence triggeringSequence Selected Press the Stage softkey and select Find Press the Find softkey and select the Find stage conditionEdge Pattern 1 and Edge Press the Stage softkey and select Trigger on Edge Pattern 2 and Edge Nth EdgePress the Stage softkey and select Reset on Edge 1 or Pattern 1 and Edge TimeoutTo use Sequence triggering To use SPI triggering To use SPI triggeringResetting all bits in the serial data string to one value Assign source channels to the clock, data, and frame signals To use SPI triggering To use SPI triggering To use TV triggering To use TV triggeringPress the Mode softkey to select the TV triggering mode To use TV triggering Provide Correct MatchingTV standard Field Alt Field To trigger on a specific line of video Alternate TriggeringLine Numbers per Field for Each TV Standard Line Number Represents CountTo trigger on all TV line sync pulses To trigger on a specific field of the video signal To trigger on all fields of the video signal To trigger on odd or even fields Holdoff Settings To use USB triggering To use USB triggeringTo use USB triggering Trigger Out connector MegaZoom Concepts and Oscilloscope Operation MegaZoom Concepts and Oscilloscope Operation MegaZoom Concepts Deep Memory Deep MemoryMemory depth values Oscilloscope Responsiveness Oscilloscope ResponsivenessMegaZoom Technology Display Update Rate Display Update RateTo setup the Analog channels To setup the Analog channelsTurning channels off To setup the Analog channels Press the Imped impedance softkey Press the BW Limit softkey to turn on bandwidth limitingPress the Invert softkey to inverted the selected channel Press the Probe softkey to display the channel probe menu To setup the Horizontal time base To setup the Horizontal time basePress the Main softkey to select Main horizontal mode Main modePress the Vernier softkey to turn on the time base vernier To setup the Horizontal time base Delayed mode To setup the Horizontal time base Roll mode XY modeAcquisition Modes Press the Acquire key to display the Acquire menuAcquisition Modes All points displayed after Single or Stop Peak DetectAverage Mode Smoothing # Avgs=1 or High-resolution modeRealtime Mode Infinite Persistence Display modesPress the Display key to view the Display menu Clear displayVectors On/Off Pan and Zoom Pan and ZoomZoom To pan and zoom a waveform To pan and zoom a waveformRun/Stop/Single/Infinite Persistence Operation Acquiring Data Acquiring DataSingle versus Run/Stop Run/Stop versus Single Memory Depth/Record LengthMemory Depth/Record Length SinglePress the Single key To run and stop an acquisitionTo take a single trace To run and stop an acquisitionTo capture a single event Connect a signal to the oscilloscope Set up the triggerTo capture a single event Operating HintsTo use infinite persistence To use infinite persistenceClearing stored infinite persistence waveforms To clear the waveform display Press the Display key, then press the Clear Display softkeyTo clear the waveform display Configuring the Mixed-Signal Oscilloscope To display digital channels using AutoscaleActivity indicator Interpreting the digital waveform displayInterpreting the digital waveform display List of stacked channels To turn individual channels on and off To turn individual channels on and offPress the Turn on or Turn off softkey To force all channels on or all channels offTo change the display size of the digital channels DisplayedTo change the logic threshold for digital channels To change the logic threshold for digital channelsUsing Digital Channels to Probe Circuits Using Digital Channels to Probe CircuitsInput Impedance High-Frequency Probe Equivalent Circuit Probe Grounding Best Probing Practices Using Labels on the Mixed-Signal Oscilloscope To turn the label display on or off To turn the label display on or offTo assign a predefined label to a channel Press the Label keyTo assign a predefined label to a channel Label Assignment Auto-Increment Features To define a new labelTo define a new label To define a new label Label List Management To reset the label library to the factory default To reset the label library to the factory defaultPress the Default Library softkey Defaulting labels without erasing the default librarySaving and Recalling Traces and Setups Press the Save/Recall key to display the Save/Recall menuMaking a hardcopy print To Autosave traces and setups To Autosave traces and setupsMegaZoom Concepts and Oscilloscope Operation To save traces and setups to a new file on the floppy disk To save traces and setups to a new file on the floppy diskTo create a new file name, press the New File softkey To recall traces and setups To recall traces and setupsRecalling overwrites current settings Saving printing screen images to floppy disk Press the CSV, TIF, or BMP softkeySaving printing screen images to floppy disk Recalling the factory default setup Recalling the factory default setupMaking Measurements Making Measurements Concepts about the 54620/40-series OscilloscopesMain and Delayed Sweep Capturing DataMaking Measurements To use delayed sweep To reduce the random noise on a signal To reduce the random noise on a signalLF Reject Use averaging to reduce noise on the displayed waveform Press the Acquire key, then press the Averaging softkeySmoothing # Avgs=1 or High-resolution mode Making Measurements Characterize the glitch with delayed sweep To use the Roll horizontal mode Press the Main/Delayed key, then press the Roll softkeyTo use the Roll horizontal mode To use the XY horizontal mode To use the XY horizontal modeSignal centered on the display Calculate the phase difference using the formula below Signals are 90 out of phase Signals are in phase Math Functions Math Operating HintsMath Scale and Offset Math Scale and OffsetMath Scale and Offset are Set Automatically Multiply MultiplySubtract SubtractDifferentiate DifferentiateFigure below shows an example of differentiate Integrate IntegrateIntegrate and Signal Offset FFT Measurement FFT MeasurementAliasing FFT Operation Scale and offset considerations FFT Measurement Hints FFT Measurement FFT Measurement Hints Cursor Measurements To make cursor measurements Select the X and Y softkeys to make a measurement Cursor Examples Cursors measure frequency of pulse ringing Measuring pulse width with cursors Average Amplitude Base Maximum Minimum Peak-to-Peak RMS Top Phase DelayAutomatic Measurements Preshoot OvershootMaking automatic measurements Making automatic measurementsFFT measurements Making time measurements automaticallyMaking time measurements automatically Digital channel time measurementsFrequency CounterDuty Cycle Period+ Width Making time measurements automatically Fall TimeRise Time WidthMaking time measurements automatically At Min Isolating an event for frequency measurementDelay Making Delay and Phase MeasurementsMaking Delay and Phase Measurements Digital channel measurementsPhase Measurement Making voltage measurements automatically Making voltage measurements automaticallyMath Measurements and Units Measurement definitions Using delayed sweep to isolate a pulse for Top measurement TopMaking overshoot and preshoot measurements Making overshoot and preshoot measurementsPreshoot Making overshoot and preshoot measurements Overshoot Page Utilities Utilities To configure Quick Help languages To configure Quick Help languagesLoading an updated language file from floppy disk Language Info softkeyTo update your instrument to the latest application software To configure a printer To configure a printerPress the Format softkey to select the print format Gray scale printing CSV lengthScale factors Form feedDeleted files cannot be recovered To use the floppy diskTo use the floppy disk Press the XON DTR softkey to set the RS-232 handshake To set up the I/O port to use a controllerTo set up the I/O port to use a controller Press the Baud softkey to set the RS-232 baud ratePin Number Signal RS-232 ConnectionsTo set the clock To set the clockTo set up the screen saver To set up the screen saverPress the Saver softkey to select the screen saver type To set up the screen saver Press Start User Cal to start the routine To perform service functionsTo perform service functions User CalUser Cal Status Self testAbout Oscilloscope To set other options Default Library softkey mixed-signal oscilloscopes onlyTo set other options Expand softkeyPerformance Characteristics Performance Characteristics Agilent 54620-series Performance Characteristics Acquisition Analog ChannelsAcquisition Digital Channels on 54621D and 54622D only Agilent 54620-series Performance Characteristics Vertical System Analog ChannelsVertical System Digital Channels 54621D and 54622D only Accuracy = ±2.0%80 mV + 0.4%80 mV = ±1.92 mVHorizontal Sample rate of 200/400 MSa/sTrigger System CanAnalog Channel Triggering Digital D15 D0 Channel Triggering 54621D and 5462 2DExternal EXT Triggering Measurement Features Display SystemFFT StorageGeneral Characteristics Power RequirementsInstallation categories Agilent 54620-series Performance Characteristics Agilent 54640-series Performance Characteristics Acquisition Digital Channels on 54641D and 54642D onlyAgilent 54640-series Performance Characteristics Vertical System Digital Channels 54641D and 54642D only Range Ns/div to 50 s/div Resolution Vernier Minimum pulse width setting 2 ns Digital D15 D0 Channel Triggering 54641D and 54642D Display System Window Rectangular, Flattop, Hanning Noise Floor General Characteristics Page Index NumericsIndex Missing acknowledge condition, I2C triggerIndex-3 Index-4 Declaration of Conformity Product Regulations EMCDeclaration of Conformity Product Regulations Safety Document Warranty Agilent Technologies, Inc

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