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Back to : HP 54750A_252C 83480A Pro | Home Programmer's Quick Reference Agilent 83480A Analyzer, Agilent 54750A Oscilloscope Agilent part number: 83480-90052 Printed in USA June 2000 Agilent Technologies Lightwave Division 1400 Fountaingrove Parkway Santa Rosa, CA 95403-1799, USA (707) 577-1400 Notice This manual and any information contained herein are provided \as is" and are subject to change without notice. Agilent Technologies makes no warranty of any kind with regard to this material, including but not limited to, the implied warranties of merchantability and tness for a particular purpose. Agilent Technologies shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material.
Copyright Agilent Technologies 2000 c All Rights Reserved. Reproduction, adaptation, or translation without prior written permission is prohibited, except as allowed under the copyright laws. HP and Hewlett-Packard are U.S. registered trademarks of Hewlett-Packard Company. About This Quick Reference This quick reference is intended for use by the experienced programmer. It contains a listing of all the programming commands. Refer to the Agilent 83480A, Agilent 54750A Programmer's Guide for detailed programming information. The following notation conventions are used in this book: computer All characters appearing in computer type are key words type and must be entered exactly as shown. CAPITAL Capital letters indicate the short form of a command. The LETTERS actual command is not case sensitive and can be entered in upper or lowercase. < > Characters appearing in angular brackets indicate values that are de ned in the programmer's guide. [] Square brackets indicate that whatever occurs within the brackets is optional. fg Braces are used to clarify which elements are to be chosen from. j \Or", indicates a choice of exactly one element from a list (for example, j indicates or but not both). 3 4 Contents Common Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 7 Root Level Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 9 System Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 12 Acquire Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 13 Calibration Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 14 Channel Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 17 Disk Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 19 Display Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 20 FFT Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 23 Function Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 24 Hardcopy Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 27 Histogram Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 29 Limit Test Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 31 Marker Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 35 Mask Test Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 37 Measure Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 43 Pixel Memory Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 51 Service Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 52 Timebase Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 53 Trigger Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 55 TriggerN Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 56 Waveform Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 57 Waveform Memory Commands : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 61 5 6 Common Commands *CLS Clears the status data structures and the Request-for-OPC
ag. *ESE[?] Sets the Standard Event Status Enable Register bits. *ESR? Reads the Standard Event Status Register. *IDN? Returns the instrument model number, option, serial number, and software version. *LRN[?] Sends a response message (learn string) that contains the instrument's current setup. *OPC[?] Sets the operation complete bit when all pending device operations have nished. *OPT[?] Returns the model number and serial number of the mainframe and all installed plug-in options. *RCL Recalls the state of the instrument from the speci ed save/recall register. *RST Places the instrument in a known state. *SAV Stores the current state of the instrument in a save/recall register. *SRE[?] Sets the Service Request Enable Register bits. 7 Common Commands *STB? Reads the Status Byte. *TRG Has the same eect as the Group Execute Trigger message (GET) or RUN command. *TST? Causes the instrument to perform a self-test and places a result in the output queue. *WAI Prevents the instrument from executing any further commands or queries until all currently executing commands are completed. 8 Root Level Commands :AER? Reads the Arm Event Register. :AUToscale Causes the instrument to evaluate all input signals and to nd the optimum conditions for displaying the signal. :BLANK fCHANnel j FUNCtion j WMEMory j PMEMory j FFT j HISTogramg Turns o an active channel, function, waveform memory, pixel memory, FFT, or histogram. :CDISplay Clears the display and resets all associated measurements. :DIGitize [] [,] Initializes the selected channels, functions, or FFT to \unacquired," and then acquires them according to the current instrument settings. :ERASe [PMEMory] Erases the speci ed pixel memory. :HEEN[?] Sets the Histogram Event Enable register. :HER? Reads the Histogram Event Register. :LER? Reads the Local (LCL) Event Register. :LTEE[?] Sets the Limit Test Event Enable register. :LTER? Returns the Limit Test Event Register. 9 Root Level Commands :MENU[?] fAPPLication j CHANnel j ACQuire j TIMebase j TRIGger j DISK j DISPlay j MARKer j MEASure j MATH j WAVeform j SETup j PRINt j HELP j UTILity j FFT j LTESt j HISTogram j MTESt j MEYEg Selects one of the menus on the front panel. :MERGe [PMEMory] Stores the active display into the pixel memory. :MODel? fFRAMe j PLUGing Returns the Agilent Technologies model number for the frame or plug-in. :MTEE[?] Sets the Mask Event Enable register. :MTER? Reads the Mask Event Register. :OPEE[?] Sets the Operation Status Enable register. :OPER? Reads the Operation Status Register. :PRINt Outputs a copy of the screen to a printer or other device destination speci ed in the Hardcopy subsystem. :RECall:SETup Recalls a setup. :RUN Places the instrument in the running state, in which waveforms are acquired according to the current settings. :SERial[?] fFRAMe j PLUGing, Sets the serial number for the instrument frame or plug-in. :SINGle Causes the instrument to make a single acquisition when the next trigger event occurs. 10 Root Level Commands :STOP Causes the instrument to stop acquiring data for the active display. :STORe:PMEM1 PMEM1 Stores the current display in pixel memory 1. :STORe:SETup Saves the current instrument setup in setup memories 0 through 9. :STORe:WAVeform fCHANnel j FUNCtion j WMEMory j HISTogram j FFT g, fWMEMoryg Copies a channel, function, stored waveform, histogram, or FFT to a waveform memory. :TEER[?] Sets the Trigger Event Enable Register. :TER? Reads the Trigger Event Register. :UEE[?] Sets the User Event Enable register. :UER? Reads the User Event Register. :VIEW fCHANnel j FUNCtion j WMEMory j PMEMory j HISTogram j FFTg Turns on a channel, function, pixel memory, waveform memory, histogram, or FFT. 11 System Commands :SYSTem:DATE[?] < day>,, Sets the date in the instrument. :SYSTem:DSP[?] Writes a quoted string, excluding quotes, to the advisory line of the instrument display. :SYSTem:ERRor? [fNUMBer j STRingg] Outputs the next error number in the error queue over the HP-IB. :SYSTem:HEADer[?] fON j 1 j OFF j 0g Speci es whether the instrument will output a header for query responses. :SYSTem:KEY[?] Simulates the pressing of a speci ed front-panel key. :SYSTem:LONGform[?] fON j 1 j OFF j 0g Speci es the format for query response headers. :SYSTem:SETup[?] Sets up the instrument, as de ned by the data in the setup string from the controller. :SYSTem:TIME[?] ,, Sets the time in the instrument. 12 Acquire Commands :ACQuire:AVERage[?] fON j 1 j OFF j 0g Controls averaging. :ACQuire:BEST fTHRuput j FLATnessg Improves step
atness. Agilent 54750A only. :ACQuire:COUNt[?] Sets the number of averages. :ACQuire:POINts[?] fAUTO j g Speci es the requested record length for an acquisition. 13 Calibration Commands :CALibrate:FRAMe:CANCel Is equivalent to pressing the Cancel softkey when in the front-panel Calibrate Frame menu. This command cancels the calibration on the instrument mainframe. :CALibrate:FRAMe:CONTinue Is equivalent to pressing the front-panel CONTINUE softkey when in the Calibration Frame menu. This command continues the calibration on the instrument mainframe. :CALibrate:FRAMe:DATA[?] Sends the FRAMe data to the instrument. :CALibrate:FRAMe:DONE? Returns the pass/fail status of the last frame calibration. :CALibrate:FRAMe:LABel[?] Accepts a string of up to 80 characters. It is displayed as part of the frame calibration status screen and is optional. It is intended for user notes, such as name/initials of the calibrator or special notes about the calibration. :CALibrate:FRAMe:MEMory? Returns the state of the frame calibration write-protect switch. :CALibrate:FRAMe:STARt Starts the annual calibration on the instrument mainframe. :CALibrate:FRAMe:TIME? Returns the date, time and temperature at which the last full frame calibration process was completed. :CALibrate:OUTPut[?] Sets the dc level of the calibrator signal output through the front-panel CAL connector. 14 Calibration Commands :CALibrate:PLUGin:ACCuracy fSLOT1 j SLOT2 j SLOT3 j SLOT4g Sets the plug-in calibration accuracy level. :CALibrate:PLUGin:CANCel Is equivalent to pressing the front-panel Cancel softkey when in the Calibrate Plugin menu. This command cancels the calibration on a selected slot (plug-in). :CALibrate:PLUGin:CONTinue Is equivalent to pressing the front-panel Continue softkey when in the Calibrate Plugin menu. This command continues the calibration on a selected slot (plug-in). :CALibrate:PLUGin:DONE? Returns the pass/fail status of the last plug-in calibration. :CALibrate:PLUGin:MEMory? fSLOT1 j SLOT2 j SLOT3 j SLOT4g Returns the state of the plug-in memory write-protect switch in the speci ed slot. :CALibrate:PLUGin:OFFSet fCHAN1 j CHAN2 j CHAN3 j CHAN4g Sets the plug-in calibration oset. :CALibrate:PLUGin:OPOWer Sets the plug-in calibration. :CALibrate:PLUGin:OPTical fCHAN1 j CHAN2 j CHAN3 j CHAN4g, [WAV1 j WAV2 j USER] Starts the plug-in optical calibration sequence. :CALibrate:PLUGin:OWAVelength Sets the plug-in calibration wavelength. :CALibrate:PLUGin:TIME? fSLOT1 j SLOT2 j SLOT3 j SLOT4g Returns the date, time and temperature at which the plug-in, in the speci ed slot, was last calibrated. :CALibrate:PLUGin:VERTical fSLOT1 j SLOT2 j SLOT3 j SLOT4g Starts the plug-in electrical calibration sequence. 15 Calibration Commands :CALibrate:PROBE fCHAN1 j CHAN2 j CHAN3 j CHAN4g Sets the plug-in probe calibration factor. :CALibrate:SAMPlers fDISable j ENABleg Enables or disables samplers for service. :CALibrate:SKEW[?] fCHANnelg, Sets the channel-to-channel skew factor for channel N. :CALibrate:STATus? Returns the calibration status of the instrument. 16 Channel Commands :CHANnel:AUToscale Causes the instrument to evaluate the input signal and to nd the optimum vertical scale for displaying the signal. :CHANnel:BANDwidth[?] fHIGH j LOWg Controls an internal low-pass lter if one is present in the channel hardware. :CHANnel:DISPlay[?] fON j 1 j OFF j 0g Sets the speci ed channel to on or o. :CHANnel:FDEScription[?] Requires rmware revision A.04.00 and above. Returns the number of lters and a brief description of each lter for channels with more than one internal low-pass lter. :CHANnel:FILTer[?] fON j 1 j OFF j 0g Controls an internal low-pass lter if one is present in the channel hardware. :CHANnel:FSELect FILTer< lter number> Requires rmware revision A.04.00 and above. Selects which lter is controlled by on/o for channels with more than one internal low-pass lter. :CHANnel:OFFSet[?] Sets the voltage that is represented at center screen for the selected channel. :CHANnel:PROBe[?] [,fRATiojDECibelg] Sets the probe attenuation factor and, optionally, the units for the probe attenuation factor. :CHANnel:PROBe:CALibrate Starts the probe's calibration for the selected channel. 17 Channel Commands :CHANnel:RANGe[?] < range value> Sets up acquisition and display hardware to display the waveform at a given full-scale range. :CHANnel:SCALe[?] De nes the vertical scale of the channel in units per division. This command is the same as the front-panel channel scale. :CHANnel:SKEW[?] Sets the skew. :CHANnel:UNITs[?] fVOLT | AMPere j WATT j UNKNowng Allows you to work in vertical units other than volts. The units command changes the name of the Y-axis units from VOLT to AMPere, WATT, or UNKNown. The units are implied for other pertinent channel commands (such as RANGe and OFFSet). :CHANnel:UNITs:ATTenuation[?] Speci es a ratio that indicates how the unit speci ed in :CHANnel :UNITs relates to one volt. :CHANnel:UNITs:OFFSet[?] Speci es a constant value in volts that will be added to the signal to compensate for any oset. :CHANnel:WAVelength[?] fWAV1 j WAV2 j USERg Sets the wavelength selection for optical channels. The Agilent 83487A plug-in module will have one factory calibration; all other optical modules will have two. 18 Disk Commands :DISK:DATA? \< lename>" Outputs the speci ed le on the disk via GP-IB. :DISK:DELete \< lename>" Deletes a le from the disk. An error is displayed on the screen if the requested le does not exist. :DISK:DIRectory? Returns the directory listing of the currently installed disk. Each entry is 63 bytes long, including a carriage return and line feed. :DISK:FORMat Formats a disk in the drive. It is assumed that the disk that is to be formatted is in the drive when the command is issued. :DISK:LOAD \< lename>"[,] Restores a setup, a waveform, a mask, a database, or a pixel memory from the disk. The type of le is determined by the lename sux if one is present or by the destination eld if one is not present. The database may only be loaded in internal format. :DISK:STORe , \< lename>"[,] Stores a setup, a waveform, a database, a mask, or pixel memory to the disk. The lename does not include a sux. The sux is supplied by the instrument depending on the source and le format speci ed. 19 Display Commands :DISPlay:ASSign[?] fCHANnel j FUNCtion j WMEMory j FFTg,fUPPer j LOWerg Assigns the speci ed waveform, function, or FFT to the speci ed portion of the waveform area on the screen. This command has no eect when the graticule format is single. :DISPlay:CGRade[?] fON | 1 j OFF j 0g Sets the color-graded display on or o. :DISPlay:CGRade:LEVels? Returns the range of hits represented by each color. Fourteen values are returned, representing the minimum and maximum count for each of seven colors. :DISPlay:COLumn[?] Speci es the starting column for subsequent DISPlay:STRing and DISPlay:LINE commands. :DISPlay:DATA[?] Writes waveform data to the pixel memory of the instrument (PMEMory1). The DATA command is followed by a block of binary data that is transferred from the controller to the pixel memory in the instrument. :DISPlay:DCOLor Returns the screen colors to the prede ned colormap. :DISPlay:DWAVeform[?] fFAST j CDOTs j HRESolutiong Sets the waveform draw mode to FAST, Connected DOTs, or High RESolution. This command has no eect when the color-graded display is on. :DISPlay:FORMat[?] fSINGle j 1 j DUAL j 2g Sets the number of graphs. Sending 1 or SINGle sets the number of graphs to 1. Sending 2 or DUAL sets the number of graphs to 2. Each graph de nes a separate graticule area within the waveform display area. 20 Display Commands :DISPlay:GRATicule [?] fGRID j FRAMeg Selects the type of graticule that is displayed. :DISPlay:INVerse[?] fON j 1 j OFF j 0g Determines whether or not text sent with the DISPlay:LINE or DISPlay:STRing command will be written with the INVerse attribute. If the inverse attribute is on, the text is written in inverse video. :DISPlay:LINE "" Writes a quoted string parameter to the screen, starting at the location speci ed by the DISPlay:ROW and DISPlay:COLumn commands. :DISPlay:MASK [?] Inhibits the instrument from writing to selected areas of the screen. The mask parameter is an 8-bit integer in which each bit controls writing to an area of the screen. A 0 inhibits writing to the area represented by the bit, a 1 enables writing to that area. :DISPlay:PERSistence [?] fMINimum j INFinite j g Sets the display persistence. It works in both real and equivalent time. The parameter for this command can be either MINimum (zero persistence), INFinite, or a real number from 0 to 40.0, representing the persistence in seconds. :DISPlay:ROW [?] Speci es the starting row on the screen for subsequent DISPlay:STRing and DISPlay:LINE commands. The row number remains constant until another DISPlay:ROW command is received, or the row is incremented by the DISPlay:LINE command. :DISPlay:SCOLor[?] , , , Changes the colors used on the display of the instrument. The :DISPlay:DCOLor command restores the colors to their factory default settings. :DISPlay:SOURce[?] PMEMory1 Speci es the destination or source for the DISPlay:DATA command and query. Pixel memory 1 (PMEMory1) is the only source available for this command. 21 Display Commands :DISPlay:STRing "" Writes text to the screen of the instrument. The text is written starting at the current row and column settings. If the column limit is reached (81), the excess text is discarded. The DISPlay:STRing command does not increment the row value; however, the DISPlay:LINE command does. :DISPlay:TEXT BLANk Blanks the user text area of the screen. The user text area includes rows 0 through 27, columns 0 through 81. 22 FFT Commands :FFT:DISPlay [?] fON j 1 j OFF j 0g Turns the FFT function on and o. :FFT:FREQuency[?] Sets the center frequency value of the FFT display when MAGNify is on. Magnify is turned on and o with the FFT:MAGNify command. :FFT:MAGNify [?] fON j 1 j OFF j 0g Turns the magni cation mode of the FFT on and o. When magnify is on, changing MSPan and FREQuency results in software magni cation of the display. The hardware setup is not changed. :FFT:MSPan[?] Sets the span when magnify is on. Magnify is controlled with the FFT:MAGNify command. MSPan causes software magni cation of the FFT display. The hardware setup is not aected. :FFT:OFFSet [?] Sets the dBm oset value represented at the center of the screen for the FFT display. This command controls software magni cation of the FFT display. It does not aect the hardware settings. :FFT:RANGe[?] Sets the vertical range value for the FFT. This command controls software scaling of the FFT display. The hardware settings are not aected. :FFT:SOURce [?] fCHANnel j FUNCtion j WMEMory j <
oat value>g Selects the source for the FFT. :FFT:WINDow [?] fRECTangular j HANNing j FLATtopg Sets the window type for the FFT. The FFT function assumes that the time record repeats. Unless there is an integral number of cycles in the sampled waveform in the record, a discontinuity is created at the end of the record. 23 Function Commands :FUNCtion:ADD , De nes a function that takes the algebraic sum of two de ned operands. :FUNCtion:BWLimit , Turns on the bandwidth limit lter function. :FUNCtion:DIFFerentiate De nes a function that computes the discrete derivative of the de ned operand's waveform. :FUNCtion:DISPlay[?] fON j 1 j OFF j 0g Turns the selected function on and o. :FUNCtion:DIVide , De nes a function that divides the rst operand by the second operand. :FUNCtion:FFT:FREQuency[?] Sets the center frequency for the FFT when magnify is on. Magnify is turned on and o with the :FUNCtion:FFT:MAGNify command. :FUNCtion:FFT:MAGNify[?] fON j 1 j OFF j 0g Enables the magni cation mode. :FUNCtion:FFT:MSPan[?] Sets the magnify span for the FFT function. :FUNCtion:FFT:WINDow[?] fRECTangular j HANNing j FLATtopg Sets the window type for the FFT function. :FUNCtion:FFTMagnitude[?] Computes the fast Fourier transform of the speci ed channel or memory. The FFT takes the digitized time record of the speci ed channel or memory and transforms it to the frequency domain. :FUNCtion:HORizontal[?] f TSOurce j MANual g Sets the horizontal tracking to either Track SOurce or MANual. 24 Function Commands :FUNCtion:HORizontal:POSition[?] < position value> Sets the time value at center screen for the selected function. :FUNCtion:HORizontal:RANGe[?] Sets the current time range for the speci ed function. :FUNCtion:INTegrate De nes a function that computes the integral of the de ned operand's waveform. :FUNCtion:INVert De nes a function that inverts the de ned operand's waveform by multiplying by 01. :FUNCtion:MAGNify De nes a function that is a copy of the operand. The magnify function is a software magnify. No hardware settings are altered as a result of using this function. It is useful for scaling channels, another function, and memories with the RANGe and OFFSet commands in this subsystem. :FUNCtion:MAXimum De nes a function that computes the maximum value of the operand waveform in each time bucket. :FUNCtion:MINimum De nes a function that computes the minimum of each time bucket for the de ned operand's waveform. :FUNCtion:MULTiply , De nes a function that multiplies the rst operand by the second operand. :FUNCtion:OFFSet[?] Sets the voltage represented at the center of the screen for the selected function. :FUNCtion:ONLY Does the same thing as the MAGNIFY command. :FUNCtion:RANGe[?] De nes the full scale vertical axis of the selected function. 25 Function Commands :FUNCtion:SUBTract , De nes a function that algebraically subtracts the second operand from the rst operand. :FUNCtion:VERSus , De nes a function for an X versus Y display. The rst operand de nes the y-axis and the second de nes the x-axis. The y-axis range and oset is initially equal to that of the rst operand and can be adjusted with the RANGE and OFFSET commands in this subsystem. :FUNCtion:VERTical[?] fTSOurce j MANual j AUTOg Sets the vertical scaling mode of the speci ed function to either Track SOurce, MANual, or AUTO. :FUNCtion:VERTical:OFFSet[?] Sets the voltage represented at center screen for the selected function. :FUNCtion:VERTical:RANGe[?] De nes the full-scale vertical axis of the selected function. 26 Hardcopy Commands :HARDcopy:ADDRess[?] Sets the address for the printer when printing to an HP-IB printer. :HARDcopy:AREA[?] fGRATicule j SCReen j FACTorsg Selects which data from the screen is to be printed. :HARDcopy:BACKground [?] fWHITe j NORMalg Controls the background color of the graticule area of an HP PaintJet printer. :HARDcopy:DESTination[?] fCENTronics j HPIB j DISKg Selects the destination for printing. The options are HPIB, CENTronics, and the internal DISK. :HARDcopy:DEVice[?] fTHINkjet j PAINtjet j LASerjet j EPSon | TIFF j CTIFf j GIF j PCX j DJ500 j DJ540 j DJ550 j DJ560 j BWPaintjet j BWDeskjetg Selects the output format. :HARDcopy:FACTors[?] fON j 1 j OFF j 0g Determines whether the instrument setup factors will be appended to screen or graticule images. :HARDcopy:FFEed[?] fON | 1 j OFF j 0g Sets the form feed option. If it is set to ON, a formfeed will occur at the end of the hardcopy; otherwise, the page will scroll up by 4 lines. :HARDcopy:FILename Speci es the lename when printing les to the disk. :HARDcopy:LENGth[?] fENGLish j 11 j METRic j 12g Sets the length of the paper to either ENGLish (11 inches) or METRic (12 inches). The longer paper is metric size A4. 27 Hardcopy Commands :HARDcopy:MEDia[?] fPAPer j TRANsparency g Sets the speed of the printer. When TRANsparency is selected, the printer prints the data twice, which makes the contents of the paper look darker and slows down the printing process. This command applies only to HP PaintJet and color DeskJet printers. 28 Histogram Commands :HISTogram:AXIS[?] fVERTical j HORizontalg Selects the axis of the histogram. A horizontal or vertical histogram may be created. :HISTogram:MODE[?] fOFF j WAVeformg Selects the histogram mode. The histogram may be o or set to track the waveform database. :HISTogram:RRATe[?] Sets the histogram refresh rate. :HISTogram:RUNTil[?] fFORever j fWAVeforms, g j fSAMples, gg Selects the histogram run until mode. The histogram may be set to run until n waveforms or n samples have been acquired or will run forever. :HISTogram:SCALe[?] fAUTO j MANualg Selects the histogram scaling mode. The scaling mode may be automatic or manual. In automatic scaling, the scale will be set to display the histogram using one half of the display. :HISTogram:SCALe:OFFSet[?] < oset > Sets the histogram oset. For horizontal histograms, this is the vertical oset in percentage of peak or decibels. For vertical histograms, this is the horizontal oset in percentage of peak or decibels. :HISTogram:SCALe:RANGe[?] < range > Selects the histogram scale across the entire display. For horizontal histograms, this is the vertical percentage of peak or decibels across the display. For vertical histograms, this is the horizontal percentage of peak or decibels across the display. 29 Histogram Commands :HISTogram:SCALe:SCALe[?] < scale > Selects the histogram scale per division. For horizontal histograms, this is the vertical percentage of peak or decibels per division. For vertical histograms, this is the horizontal percentage of peak or decibels per division. :HISTogram:SCALe:TYPE[?] fLINear j LOGarithmic g Selects the histogram scale type. The histogram may be displayed according to a linear or a logarithmic scale. :HISTogram:WINDow:DEFault Sets the histogram window markers to default values. The X1, X2, Y1, and Y2 markers are set to values corresponding to graticule positions that are one division in from the left, right, top, and bottom of the graticule respectively. :HISTogram:WINDow:SOURce[?] fCHANnel j FUNCtion j WMEMory j FFTg Selects the source of the histogram window. The histogram window will track the source's vertical and horizontal scale. :HISTogram:WINDow:X1Position[?] Moves the X1 marker of the histogram window. The histogram window selects a portion of the database to histogram. :HISTogram:WINDow:X2Position[?] Moves the X2 marker of the histogram window. The histogram window selects a portion of the database to histogram. The histogram window markers will track the scale of the histogram window source. :HISTogram:WINDow:Y1Position[?] Moves the Y1 marker of the histogram window. The histogram window selects a portion of the database to histogram. :HISTogram:WINDow:Y2Position[?] Moves the Y2 marker of the histogram window. The histogram window selects a portion of the database to histogram. 30 Limit Test Commands :LTESt:FAIL [?] fINSide j OUTSide j ALWays j NEVerg Sets the fail condition for an individual measurement. The conditions for a test failure are set on the source selected with the last LTESt:SOURce command. :LTESt:LLIMit [?] Sets the lower test limit for the active measurement currently selected by the :LTESt:SOURce command. :LTESt:MNFound[?] fFAIL j PASS j IGNoreg Sets the action to take when the measurement cannot be made. This command aects the active measurement currently selected by the last LTESt:SOURce command. :LTESt:RUMode [?] fFORever j FAILures, j WAVeforms,g Equivalent to :LTESt:RUN. :LTESt:RUN[?] fFORever j FAILures, j WAVeforms,g Determines the termination conditions for the test. The choices are FORever, FAILures, or WAVeforms. :LTESt:SOURce [?] f1 j 2 j 3 j 4g Selects the current source for the ULIMit, LLIMit, MNFound, and FAIL commands. It selects one of the active measurements as referred to by their position in the measurement window on the bottom of the screen. Source 1 is the measurement on the top line, 2 is on the second line, and so on. :LTESt:SSCReen[?] fOFF j PMEMory1 j PRINter j DISK [,< lename>]g Saves a copy of the screen in the event of a failure. 31 Limit Test Commands :LTESt:SSCReen:DDISk:BACKground[?] fWHITe j NORMalg Controls the background color of the graticule area of an HP PaintJet printer directed to the disk. In NORMal, the selected screen color is used for that area. In WHITe, the background area is forced to white (the color of the printer paper). :LTESt:SSCReen:DDISk:MEDia[?] fPAPer j TRANsparencyg Speci es either paper or transparency to be used in the printer. When TRANsparency is selected, the printer prints the data twice, which makes the contents of the media look darker and slows down the printing process. This control is used when the store screen is directed to the disk, and is valid only when printing to the HP PaintJet and color DeskJet printers. :LTESt:SSCReen:DDISk:PFORmat[?] fTHINkjet j PAINtjet j LASerjet j EPSon j GIF j TIFF j CTIFf j PCX j DJ500 j DJ540 j DJ550 j DJ560 j BWPaintjet j BWDeskjetg Selects the le format for a stored le or the printer format to use when storing the screen to a disk for later printing. This includes all print formats supported by the instrument. :LTESt:SSCReen:DPRinter:ADDRess[?] Allows the user to select the HP-IB address for the printer. This address is used only if the port is HP-IB. :LTESt:SSCReen:DPRinter:BACKground[?] fWHITe j NORMalg Controls the background color of the graticule area of an HP PaintJet printer. It is only valid when the print format is an HP PaintJet. In NORMal, the selected screen color is used for that area. :LTESt:SSCReen:DPRinter:MEDia[?] fPAPer j TRANsparencyg Speci es either paper or transparency in the printer. This control is used when the store screen is directed to a printer. When TRANsparency is selected, the printer prints the data twice, which makes the contents of the media look darker and slows down the printing process. This command is valid only for the HP PaintJet and color DeskJet printers. 32 Limit Test Commands :LTESt:SSCReen:DPRinter:PFORmat[?] fTHINkjet j PAINtjet j LASerjet j EPSon j DJ500 j DJ540 j DJ550 j DJ560 j BWPaintjet j BWDeskjetg Selects the printer format to use when storing the screen to a physical printer. :LTESt:SSCReen:DPRinter:PORT [?] fCENTronics j HPIBg Selects the printer port for the screen when store screen is going to the printer. :LTESt:SSUMmary[?] fOFF j PRINter j DISK [,< lename>]g Saves the summary in the event of a failure. :LTESt:SSUMmary:ADDRess[?] Selects the HP-IB address for the printer. This address is used only when the summary is going to the printer and the PORT command is set to HP-IB. :LTESt:SSUMmary:FORMat[?] fBRIef j STAtisticsg Speci es whether the summary le is either brief or contains statistics. :LTESt:SSUMmary:MEDia[?] fPAPer j TRANsparency g Speci es whether paper or transparency lm will be used in the printer. When TRANsparency is selected, the printer prints the data twice, which makes the contents of the media look darker and slows down the printing process. This control is used when the store summary is directed to the printer, and is valid only for the HP PaintJet and color DeskJet printers. :LTESt:SSUMmary:PFORmat[?] fTHINkjet j PAINtjet j LASerjet j EPSon j DJ540 j DJ550 j DJ560 j BWPaintjet j BWDeskjetg Selects the printer format to use when storing the summary to a printer. This includes the physical printers supported by the instrument, with the exception of the HP DeskJet 500C with the color cartridge installed. To set up the format for the HP DeskJet 500C, use the monochrome cartridge and the BWDeskjet parameter in the command. :LTESt:SSUMmary:PORT [?] fCENTronics j HPIBg Selects the printer port for the summary when the summary is sent to the printer. 33 Limit Test Commands :LTESt:SWAVeform[?] , , [< lename>[,]] Saves waveforms from a channel, function, histogram, or waveform memory in the event of a failure detected by the limit test. Each waveform source can be individually speci ed, allowing multiple channels or functions to be saved to disk or waveform memories. Setting a particular source to OFF removes any waveform save action from that source. :LTESt:TEST[?] fON j 1 j OFF j 0g Controls the execution of the limit test function. ON allows the limit test to run over all of the active measurements. When the limit test is turned on, the limit test results are displayed on screen in a window below the graticule. :LTESt:ULIMit[?] Sets the upper test limit for the active measurement currently selected by the last :LTESt:SOURce command. 34 Marker Commands :MARKer:CURSor? fDELTa j STARt j STOPg Returns the time and current measurement unit values of the speci ed marker or cursor (if in the waveform mode) as an ordered pair of time and measurement unit values. :MARKer:MEASurement:READout [?] fON j 1 j OFF j 0g Controls the state of the marker readout area on the screen when markers are on in measurement mode. :MARKer:MODE [?] fOFF j MANual|WAVeform j MEASurement j HISTogram j TDR/TDTg Sets the marker mode. :MARKer:TDELta? Returns the time dierence between X1 and X2 time markers or between the X cursor and + cursor, depending on the current marker mode. :MARKer:TSTArt[?] Sets the X1 position and moves the X1 marker or X cursor, depending on the current marker mode. :MARKer:TSTOp [?] Sets the X2 position and moves the X2 marker or + cursor, depending on the current marker mode. :MARKer:VDELta? Returns the current measurement unit dierence between Y1 and Y2. :MARKer:VSTArt[?] Sets the Y1 Position and moves Y1 to the speci ed measurement unit value on the speci ed source. :MARKer:VSTOp [?] Sets the Y2 position and moves Y2 to the speci ed measurement unit on the speci ed source. 35 Marker Commands :MARKer:X1Position[?] < X1 position> Sets the X1 position and moves the X1 marker or X cursor, depending on the current marker mode, to the speci ed time with respect to the trigger time. :MARKer:X2Position[?] Sets the X2 position and moves the X2 marker or + cursor, depending on the current marker mode, to the speci ed time with respect to the trigger time. :MARKer:X1Y1source[?] fCHANnel j FUNCtion j WMEMory j HISTogram j FFTg Sets the source for the X1 and Y1 markers. :MARKer:X2Y2source[?] fCHANnel j FUNCtion j WMEMory j HISTogram j FFT g Sets the source for the X2 and Y2 markers. :MARKer:XDELta? Returns the time dierence between X1 and X2 time markers or between the X cursor and + cursor, depending on the current marker mode. :MARKer:XUNITs? Returns the x-axis units of the current marker mode. :MARKer:Y1Position[?] Sets the Y1 Position and moves Y1 to the speci ed measurement unit on the speci ed source. :MARKer:Y2Position[?] Sets the Y2 Position and moves Y2 to the speci ed measurement unit on the speci ed source. :MARKer:YDELta? Returns the current measurement unit dierence between Y1 and Y2. :MARKer:YUNITs? Returns the Y-axis units of the current marker mode. 36 Mask Test Commands :MTESt:ALIGn Automatically aligns and scales the mask to the current waveform on the display or scales the waveform and mask to ll the display, depending on alignment mode. Agilent 83480A only. :MTESt:AMASk:CReate Automatically constructs a mask around the current waveform on the display, using the tolerance parameters de ned by the AMASk:XDELta, AMASk:YDELta, and AMASK:UNITs commands. The mask only encompasses the portion of the waveform visible on the display, so your measurement must ensure that the waveform is acquired and displayed consistently to obtain repeatable results. :MTESt:AMASk:SOURce [?] fWMEMory j FUNCtion j CHANnel j FFTg Selects the source for the interpretation of the AMASk:XDELta and AMASk:YDELta parameters when AMASk:UNITs is set to CURRent. When UNITs are CURRent, the XDELta and YDELta parameters are de ned in terms of the measurement system of the selected source. :MTESt:AMASk:UNITs [?] fCURRent j DIVisionsg Alters the way the mask test subsystem interprets the 1X and 1Y tolerance parameters for automasking, de ned by AMASk:XDELta and AMASk:YDELta, respectively. :MTESt:AMASk:XDELta [?] Sets the tolerance in the X direction around the waveform for the automasking feature. The absolute value of the tolerance will be added and subtracted to X components of the waveform to determine the boundaries of the mask. :MTESt:AMASk:YDELta [?] Sets the tolerance in the Y direction around the waveform for the automasking feature. The absolute value of the tolerance will be added and subtracted to Y components of the waveform to determine the boundaries of the mask. 37 Mask Test Commands :MTEST:AMODe[?] fMASK j FILLg Sets the mode for automated mask alignment. Agilent 83480A only. Requires rmware revision A.02.00 and above. :MTESt:COUNt:FAILures? Returns the number of failures that occurred within a particular polygon. By de ning polygons within polygons, then counting the failures for each individual polygon, you can implement testing at dierent tolerance levels for a given waveform. :MTESt:COUNt:FSAMples? Returns the total number of failed samples in the current mask test run. This count is for all polygons and all waveforms, so if you wish to determine failures by polygon number, use the COUNt:FAILures? query. :MTESt:COUNt:FWAVeforms? Returns the total number of failed waveforms in the current mask test run. This count is for all polygons and all waveforms, so if you wish to determine failures by polygon number, use the COUNt:FAILures? query. :MTESt:COUNt:HITS? Returns the total number of failed data points, or hits, that occured when using margin mask testing. :MTESt:COUNt:SAMPles? Returns the total number of samples captured in the current mask test run. :MTESt:COUNt:WAVeforms? Returns the total number of waveforms gathered in the current mask test run. :MTESt:FENable[?] fON j 1 j OFF j 0g Enables the fail action when a mask hit occurs. 38 Mask Test Commands :MTESt:MASK:DEFine [?] #6NNNNNN [] < polygon id>,, , [,,]* [,,,, [,,]* ]* De nes a set of up to eight polygons to be used for mask testing. When you use the MASK:DEFine command, you can specify polygon de nitions for up to eight polygons. You can also use the MTESt:POLYgon:DEFine command to de ne a single polygon at a time. :MTESt:MASK:DELete Deletes the complete currently de ned mask. :MTESt:MMARgin:PERCent[?] Sets the mask margin percentage. :MTESt:MMARgin:STATe [?] fON j 1 j OFF j 0g Controls whether the mask margin is active. :MTESt:POLYgon:DEFine[?] #6NNNNNN ,,, [,,]* De nes a polygon to be used for mask testing. You can de ne one polygon at a time by using this command. :MTESt:POLYgon:DELete Requires rmware revision A.04.00 and above. Deletes the speci ed polygon. :MTESt:POLYgon:MOVE , , Requires rmware revision A.04.00 and above. Moves the speci ed polygon by the X and Y amounts indicated. :MTESt:RECall Recalls from the mask memory the mask associated with the mask memory number. 39 Mask Test Commands :MTESt:RUMode[?] fFORever j FSAMples, number of failed samples < > j FWAVeforms, number of failed waveforms j SAMPles, < > < number of samples j WAVeforms, number of waveforms g > < > Determines the termination conditions for the test. :MTESt:SAVe Saves the mask to mask memory. :MTESt:SCALe:DEFault Sets the scaling markers to default values. The X1, XDELta, Y1, and Y2 markers are set to values corresponding to graticule positions that are two divisions in from the left and right and one division in from the top and bottom of the graticule, respectively. :MTESt:SCALe:SOURce[?] fWMEMory j FUNCtion j CHANnelg Sets the source used by the mask subsystem for interpretation of the SCALe:Y1 and SCALe:Y2 parameters. SCALe:Y1 and SCALe:Y2 set the vertical boundaries of the coordinate system for mask testing, and are aected by the scaling of the selected source. :MTESt:SCALe:X1[?] De nes where X=0 in the base coordinate system used for mask testing. The other X-coordinate is de ned by the SCALe:XDELta command. :MTESt:SCALe:XDELta[?] De nes the position of the X2 marker with respect to the X1 marker. In the mask test coordinate system, the X1 marker de nes where X=0; thus, the X2 marker de nes where X=1. :MTESt:SCALe:Y1[?] De nes where Y=0 in the coordinate system for mask testing. :MTESt:SCALe:Y2[?] De nes the Y2 marker in the coordinate system for mask testing. :MTESt:SSCReen[?] fOFF j PMEMory1 j PRINter j DISK [,< lename>]g Saves a copy of the screen in the event of a failure. 40 Mask Test Commands :MTESt:SSCReen:DDISk:BACKground[?] fWHITe j NORMalg Controls the background color of the graticule area of an HP PaintJet printer directed to the disk. In NORMal, the selected screen color is used for that area. In WHITe, the background area is forced to white (the color of the printer paper). :MTESt:SSCReen:DDISk:MEDia [?] fPAPer j TRANsparencyg Speci es whether paper or transparency is to be used in the printer. This control is used when the store screen is directed to the disk. If TRANsparency is selected, the printer makes two passes over each data row, putting more ink on the page. This darkens the page for better transparency results. The command applies only to the HP PaintJet and color DeskJet printers, and will slow print speed. :MTESt:SSCReen:DDISk:PFORmat [?] fTHINkjet j PAINtjet j LASerjet j EPSon j GIF j TIFF j CTIFf j PCX j DJ500 j DJ540 j DJ550 j DJ560 j BWPaintjet j BWDeskjetg Selects the printer format to use when storing the screen to a disk. This includes all print formats supported by the instrument. :MTESt:SSCReen:DPRinter:ADDRess[?] Allows the user to select the HP-IB address for the printer. This address is used only if the port is HP-IB. :MTESt:SSCReen:DPRinter:BACKground [?] fWHITe j NORMalg Controls the background color of the graticule area of an HP PaintJet printer. It is only valid when the print format is an HP PaintJet. In NORMal, the selected screen color is used for that area. In WHITe, the background area is forced to white (the color of the printer paper). This control is used when the store screen is directed to the printer. :MTESt:SSCReen:DPRinter:MEDia[?] fPAPer j TRANsparency g Speci es either paper or transparency in the printer. If TRANsparency is selected, the printer makes two passes over each data row, putting more ink on the page. This darkens the page for better transparency results. The command applies only to the HP PaintJet and color DeskJet printers, and will slow print speed. 41 Mask Test Commands :MTESt:SSCReen:DPRinter:PFORmat[?] fTHINkjet j PAINtjet j LASerjet j EPSon j DJ500 j DJ540 j DJ550 j DJ560 j BWPaintjet j BWDeskjetg Selects the printer format to use when storing the screen to a printer. This includes only the formats available from the setup print menu that refer to a physical printer. :MTESt:SSCReen:DPRinter:PORT[?] fCENTronics j HPIBg Selects the printer port for the screen when store screen is going to the printer. :MTESt:SSUMmary[?] fOFF j PRINter j DISK [,< lename>]g Saves the summary in the event of a failure. :MTESt:SSUMmary:ADDRess[?] Selects the HP-IB address for the printer. This address is used only when the summary is going to the printer and the port is set to HP-IB. :MTESt:SSUMmary:MEDia[?] fPAPer j TRANsparencyg Speci es either paper or transparency in the printer. When TRANsparency is selected, the printer prints the data twice, which makes the contents of the paper look darker and slows down the printing process. This control is used when the store summary is directed to the printer, and is only valid for the HP PaintJet and color DeskJet printers. :MTESt:SSUMmary:PFORmat[?] fTHINkjet j PAINtjet j LASerjet j EPSon j DJ540 j DJ550 j DJ560 j BWPaintjet j BWDeskjetg Selects the printer format to use when storing the summary to a printer. This includes the physical printers supported by the instrument, with the exception of the HP DeskJet 500C with the color cartridge installed. To set up the format for the HP DeskJet 500C, use the monochrome cartridge and the BWDeskjet parameter in the command. :MTESt:SSUMmary:PORT[?] fCENTronics j HPIBg Selects the printer port for the summary when the summary is sent to the printer. 42 Mask Test Commands :MTESt:STANdard fDS1 | DS1C |DS2 | DS3 | FC133 | FC266 | FC531 | FC1063 | FDD1 | FX100Base | GBEThernet | OC1 | OC3 |OC12 | OC24 | OC48 | STM0 | STM1 | STM4 | STM16 | STS1E | STS1P | STS3E | STS3P0 | STS3P1 | PDH2 | PDH8 | PDH34 | PDH1390 | PDH1391 | TENGBITg Loads a prede ned standard mask as the current mask. OC1 and STM0, OC3 and STM1, OC12 and STM4, and OC48 and STM16 are the same tests. The standards PDH2 . . . PDH1391 are available in rmware revision A.02.00 and above. The standards FX100Base and GBEThernet are available in rmware revision A.06.00 and above. TENGBIT is available in rmware revision A.07.00 and above. :MTESt:SWAVeform[?] , , [< lename>[,]] Saves waveforms from a channel, function, histogram, or waveform memory in the event of a failure detected by the Mask Test. Each waveform source can be individually speci ed allowing multiple channels or functions to be saved to disk or waveform memories. Setting a particular source to OFF removes any waveform save action from that source. :MTESt:SWAVeform:RESet Sets the save destination for all waveforms to OFF. :MTESt:TEST [?] fON j 1 j OFF j 0g Controls the execution of the Mask Test function. ON allows the Mask Test to run for all of the active sources. When the Mask Test is turned on, the Mask Test results are displayed on screen in a window below the graticule in the mask test window. OFF disables mask testing. 43 Measure Commands :MEASure:APOWer[?] [ ] Measures the average power of an optical signal. Sources are speci ed with the MEASure:SOURce command or with the optional parameter following the APOWer command. Agilent 83480A only. :MEASure:CGRade:COMPlete[?] [] Sets the completion criterion. :MEASure:CGRade:CROSsing[?] Measures the crossing level of an eye diagram. Color grade mode must be on for this measurement. :MEASure:CGRade:DCDistortion[?] fTIME j PERCentg Measures the duty cycle distortion of an eye diagram. Color grade mode must be on for this measurement. :MEASure:CGRade:EHEight[?] fTIME j PERCentg Measures the eye height of an eye diagram. Color grade mode must be on for this measurement. :MEASure:CGRade:ERAtio[?] fRATio j DECibel j PERCentg Measures the extinction ratio of an eye diagram. Color grade mode must be on for this measurement. Agilent 83480A only. :MEASure:CGRade:ERCalibrate Measures the dark level of a signal for use in measuring its extinction ratio. Agilent 83480A only. :MEASure:CGRade:ERFactor fCHANnel g fON j OFFg, [] Corrects for the frequency response of the measurement system. Agilent 83480A only. Requires rmware revision A.03.00 and above. :MEASure:CGRade:EWIDth[?] Measures the eye width of an eye diagram. Color grade mode must be on for this measurement. 44 Measure Commands :MEASure:CGRade:JITTer[?] fPP j RMSg Measures the jitter of an eye diagram. Color grade mode must be on for this measurement. :MEASure:CGRade:PEAK? Returns the maximum number of hits in a pixel of a color grade display. :MEASure:CGRade:QFACtor[?] Measures the Q factor of an eye diagram. Color grade mode must be on for this measurement. Agilent 83480A only. :MEASure:CLEar Clears the measurement results from the screen. :MEASure:DEFine[?] Sets up the de nition for measurements by specifying the delta time, threshold, or top-base values. Changing these values may aect other measure commands. :MEASure:DEFine CGRade, Speci es the signal type for the color grade measurement. :MEASure:DEFine DELTatime, ,edge_number!!>,,edge_direction!!>,,edge_postion!!> Speci es the deltatime de nition. :MEASure:DEFine EWINdow, , Speci es the eye window as a percentage of the bit period unit. :MEASure:DEFine THResholds,{{STANdard}| {PERCent,,,} | T1090 | T2080 {VOLTage,,,|}} Speci es the threshold de nition. :MEASure:DEFine TOPBase,{{STANdard}|{,}} Speci es the top-base de nition. 45 Measure Commands :MEASure:DELTatime[?] [ [, ]] Measures the delta time between two edges. If one source is speci ed, the delta time from the leading edge of the speci ed source to the trailing edge of the speci ed source is measured. If two sources are speci ed, the delta time from the leading edge on the rst source to the trailing edge on the second source is measured. :MEASure:DUTYcycle[?] [ ] Measures the ratio of the positive pulse width to the period. Sources are speci ed with the MEASure:SOURce command or with the optional parameter following the DUTYcycle command. :MEASure:FALLtime[?] [ ] Measures the time at the upper threshold of the falling edge, measures the time at the lower threshold of the falling edge, then calculates the fall time. Sources are speci ed with the MEASure:SOURce command or with the optional parameter following the FALLtime command. :MEASure:FFT:DFRequency[?] [ ] Enables the delta frequency measurement. The source is speci ed with the MEASure:SOURce command or with the optional parameter following the FFT:DFRequency command. :MEASure:FFT:DMAGnitude[?] [ ] Enables the delta magnitude measurement. The source is speci ed with the MEASure:SOURce command or with the optional parameter following the FFT:DMAGnitude command. :MEASure:FFT:FREQuency[?] [ ] Enables the frequency measurement. The source is speci ed with the MEASure:SOURce command or with the optional parameter following the FFT:FREQuency command. :MEASure:FFT:MAGNitude[?] [ ] Measures the magnitude of the FFT. The source is speci ed with the MEASure:SOURce command or with the optional parameter following the FFT:MAGNitude command. 46 Measure Commands :MEASure:FFT:PEAK1 [?] < 1st peak number> [ ] Sets the peak number of the rst peak for FFT measurements. The source is speci ed with the MEASure:SOURce command or with the optional parameter following the FFT:PEAK1 command. :MEASure:FFT:PEAK2 [?] <2nd peak number> [ ] Sets the peak number of the second peak for FFT measurements. The source is speci ed with the MEASure:SOURce command or with the optional parameter following the FFT:PEAK2 command. :MEASure:FFT:THReshold[?] Sets the peak search threshold value. :MEASure:FREQuency [?] [ ] Measures the frequency of the rst complete cycle on the screen using the mid-threshold levels of the waveform (50% levels if standard measurements are selected). The source is speci ed with the MEASure:SOURce command or with the optional parameter following the FREQuency command. :MEASURE:HISTogram:HITS[?] [ ] Measures the number of hits within the histogram. only available in rmware revision A.03.00 and above. :MEASURE:HISTogram:MEAN[?] [ ] Measures the mean of the histogram. The mean of the histogram is the average value of all the points in the histogram. only available in rmware revision A.03.00 and above. :MEASURE:HISTogram:MEDian[?] [ ] Measures the median of the histogram. The median of the histogram is the time or voltage of the point at which 50% of the histogram is to the left or right (above or below for vertical histograms). < source> only available in rmware revision A.03.00 and above. 47 Measure Commands :MEASURE:HISTogram:M1S[?] [ ] Measures the percentage of points that are within one standard deviation of the mean of the histogram. source> only available in rmware revision A.03.00 and above. < :MEASURE:HISTogram:M2S[?] [ ] Measures the percentage of points that are within two standard deviations of the mean of the histogram. source> only available in rmware revision A.03.00 and above. < :MEASURE:HISTogram:M3S[?] [ ] Measures the percentage of points that are within three standard deviations of the mean of the histogram. source> only available in rmware revision A.03.00 and above. < :MEASURE:HISTogram:OFFSet? [ ] Returns the oset of the histogram in hits or decibels. The oset is in hits for linear-scaled histograms and in decibels for logarithmically-scaled histograms. source> only available in rmware revision A.03.00 and above. < :MEASURE:HISTogram:PEAK[?] [ ] Measures the number of hits in the greatest peak of the histogram. source> only available in rmware revision A.03.00 and above. < :MEASURE:HISTogram:PP[?] [ ] Measures the width of the histogram. The width is measured as the time or voltage of the last histogram bucket with data in it, minus the time or voltage of the rst histogram bucket with data in it. source> only available in rmware revision A.03.00 and above. < :MEASURE:HISTogram:SCALe? [ ] Returns the scale of the histogram in hits or decibels per division. The scale is in hits for linear-scaled histograms and in decibels per division for logarithmically-scaled histograms. only available in rmware revision A.03.00 and above. 48 Measure Commands :MEASURE:HISTogram:STDDev[?] [ ] Measures the standard deviation of the histogram. only available in rmware revision A.03.00 and above. :MEASure:NWIDth[?] [ ] Measures the width of the rst negative pulse on the screen using the mid-threshold levels of the waveform (50% levels with standard measurements selected). Sources are speci ed with the MEASURE:SOURce command or with the optional parameter following the NWIDth command. :MEASure:OVERshoot [?] [ ] Measures the overshoot of the rst edge on the screen. Sources are speci ed with the MEASURE:SOURce command or with the optional parameter following the OVERshoot command. :MEASure:PERiod[?] [ ] Measures the period of the rst complete cycle on the screen using the mid-threshold levels of the waveform (50% levels with standard measurements selected). Sources are speci ed with the MEASURE:SOURce command or with the optional parameter following the PERiod command. :MEASure:PREShoot[?] [ ] Measures the preshoot of the rst edge on the screen. Sources are speci ed with the MEASURE:SOURce command or with the optional parameter following the PREShoot command. :MEASure:PWIDth[?] [ ] Measures the width of the rst positive pulse on the screen using the mid-threshold levels of the waveform (50% levels with standard measurements selected). Sources are speci ed with the MEASURE:SOURce command or with the optional parameter following the PWIDth command. :MEASure:RESults? Returns the results of the continuous measurements. The measurement results always include the current results only. 49 Measure Commands :MEASure:RISetime[?] [ ] Measures the rise time of the rst displayed edge by measuring the time at the lower threshold of the rising edge, measuring the time at the upper threshold of the rising edge, then calculating the rise time. :MEASure:SCRatch Clears the measurement results from the screen. :MEASure:SENDvalid[?] fOFF j 0 j ON j 1g Enables the result state code to be returned with the :MEASure:RESults? query. :MEASure:SOURce[?] [, ] Selects the source for measurements. Two sources can be speci ed with this command. All measurements, except MEASure:DELTatime, are made on the rst speci ed source. The delta time measurement uses two sources, if two are speci ed. If only one source is speci ed, the delta time measurement uses that source for both of its parameters. :MEASure:STATistics[?] fOFF j 0| ON j 1g Turns the statistics measurements on and o. The statistics state only aects the MEASure:RESults query. :MEASure:TEDGe[?] , [, ] Measures the time interval between the trigger event and the speci ed threshold level and transition. :MEASure:TMAX[?] [ ] Measures the rst time at which the maximum voltage of the source waveform occurred. When FFT is the speci ed source, the frequency at which the rst maximum value occurred is measured. :MEASure:TMIN[?] [ ] Measures the time at which the rst minimum voltage occurred. When FFT is th
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