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Overview of the GP-IB Interface

1-1

IM 704310-12E

1

Chapter 1 Overview of the GP-IB Interface

1.1

Name of the Parts and Their Functions

Front Panel

CH 

A

B

CH 

EXT  ARM/GATE  IN

INHIBIT  IN

The word [Remote] 
appears in the top right 
corner of the screen 
when the instrument is in 
the remote mode.

LOCAL key
(SHIFT+AUTO SCALE) 
key
Press to cancel the 
remote mode and enter 
the local mode in which 
the panel keys are 
enabled.

UTILITY key
Press to enter the 
communication settings.

Remote

Rear Panel

GP-IB connector
The connector used for 
connecting the controller 
(PC) with the GP-IB 
cable.

1.1 Name of the Parts and Their Functions

LOCAL key

GP-IB connector

Содержание TA520

Страница 1: ...IM 704310 12E 2nd Edition Time Interval Analyzer GP IB Interface ...

Страница 2: ...of this manual are subject to change without prior notice as a result of improvements in the instrument s performance and functions Every effort has been made in the preparation of this manual to ensure the accuracy of its contents However should you have any questions or find any errors please contact your nearest YOKOGAWA representative as listed on the back cover of this manual Copying or repro...

Страница 3: ...ix Contains references including the ASCII character code table Index Provides an alphabetically ordered index Conventions Used in this Manual Symbols used for Notes and Keys Type Symbol Description Unit k 1000 e g 100 kHz K 1024 e g 128 KB memory capacity Note Note Provides information that is necessary for proper operation of the instrument Symbols used in syntax descriptions Symbols which are u...

Страница 4: ... 2 5 Synchronization with the Controller 2 7 Chapter 3 Commands 3 1 Command Listing 3 1 3 2 ASCale Group 3 9 3 3 CALCulation Group 3 10 3 4 COMMunicate Group 3 20 3 5 DISPlay Group 3 21 3 6 FILE Group 3 25 3 7 HCOPy Group 3 28 3 8 HHIStogram Group 3 30 3 9 INPut Group 3 36 3 10 MEASure Group 3 39 3 11 MEMory Group 3 40 3 12 RECall Group 3 41 3 13 SAMPle Group 3 42 3 14 SCSI Group 3 46 3 15 SSTart ...

Страница 5: ...t Register 4 4 4 5 Output Queue and Error Queue 4 5 Chapter 5 Sample Program 5 1 Before Writing the Program 5 1 5 2 Setup Example 5 1 5 3 Example of Statistical Data Output 5 2 5 4 Example of Output in BINARY Format 5 4 5 5 Example of Output in ASCII Format 5 5 Appendix Appendix 1 ASCII Character Code App 1 Appendix 2 Error Messages App 2 Appendix 3 Overview of IEEE 488 2 1992 App 5 Index Index 1 ...

Страница 6: ...right corner of the screen when the instrument is in the remote mode LOCAL key SHIFT AUTO SCALE key Press to cancel the remote mode and enter the local mode in which the panel keys are enabled UTILITY key Press to enter the communication settings Remote Rear Panel GP IB connector The connector used for connecting the controller PC with the GP IB cable 1 1 Name of the Parts and Their Functions LOCA...

Страница 7: ... computer However it is not possible to connect more than 15 items of equipment including the controller to a single bus If you connect the instrument to more than one other item of equipment make sure that a different address is used for each item Each connecting cable must be 2 m or less in length The total length of all the cables must not exceed 20 m While communications are in progress more t...

Страница 8: ...een Remote and Local Modes Switching from Local to Remote Mode Remote mode is activated when a REN Remote Enable message is received from a controller while local mode is active The word Remote appears in the top right corner of the screen see page 1 1 All front panel keys except the LOCAL key are now inoperative Settings that were entered in local mode are retained Switching from Remote to Local ...

Страница 9: ...set by the controller Mechanical Specifications Function Subset Name Description Source handshaking SH1 Full source handshaking capability Acceptorhandshaking AH1 Full acceptor handshaking capability Talker T6 Basic talker capability serial polling untalk on MLA My Listen Address No talk only capability Listener L4 Basic listener capability unlisten on MTA My Talk Address no listen only capability...

Страница 10: ...tary knob to select the address ESC Explanation Selecting the address Devices that are connected with the GP IB cable have their own unique address within the GP IB system This address is used to identify the different devices Therefore when connecting the instrument to another device such as a PC the address of the instrument must be selected The address is selected from the following range The d...

Страница 11: ...d as listeners GTL Go To Local SDC Selected Device Clear PPC Parallel Poll Configure GET Group Execute Trigger Command valid for pieces of equipment designated as talkers TCT Take Control Universal commands Valid for any item of equipment irrespective of whether the item is designated as a listener or a talker The following five universal commands are available LLO Local Lockout DCL Device Clear P...

Страница 12: ... 4 5 GET Group Execute Trigger Same as TRG COMMunicate WAIT will be stopped immediately PPC Parallel Poll Configure and TCT Take Control are not supported Responses to a multi line message universal command LLO Local Lockout Invalidates the LOCAL key on the front panel disabling switching to local mode DCL Device Clear Same as SDC SPE Serial Poll Enable Sets the talker function to serial poll mode...

Страница 13: ... message units are delimited by a For a description of the format of the program message unit refer to the explanation given further below Example Unit Unit MEASURE MODE HHISTOGRAM FUNCTION PERIOD A PMT PMT PMT is a terminator used to terminate each program message The following three types of terminator are available NL New Line Same as LF Line Feed ASCII code 0AH is used END END message defined ...

Страница 14: ...to each query the program message must be divided up into individualmessages Points to Note concerning Message Transmission It is always possible to send a program message if the previous message which was sent did not containanyqueries If the previous message contained a query it is not possible to send another program message until a response message has been received An error will occur if a pr...

Страница 15: ...d group is a group of commands which have the same compound header A command group may containsub groups Example Commandsrelatingtothesampling SAMPLE SAMPLE GATE SAMPLE GATE MODE SAMPLE GATE EVENTSIZE SAMPLE GATE POLARITY SAMPLE GATE TIME SAMPLE INTERVAL SAMPLE ARMING SOURCE SAMPLE ARMING DELAY MODE SAMPLE ARMING DELAY TIME When Concatenating Commands of the Same Group This instrument stores the h...

Страница 16: ...when the query was executed However some upper level queries will not return set up data which is not currently in use Note that not all a group s information will necessarily be sent out as a response Header Interpretation Rules Thisinstrumentinterpretstheheaderreceived accordingtothefollowingrules Mnemonics are not case sensitive Example MEASure can also be written as measure or Measure The lowe...

Страница 17: ... CH2 s probe attenuation SAMPle GATE EVENtsize 100 Voltage Time Physical value Example Gate time Percent SAMPle GATE TIME 1US Register Register value expressed as either binary octal decimal or hexadecimal Example Extended event register value STATus EESE HFE Character data Specified character string mnemonic Can be selected from Example Selecting of gate mode SAMPle GATE MODE EVENt TIME EXTernal ...

Страница 18: ...as as a decimal number Register is used when each bit of a value has a particular meaning Register is expressed in oneofthefollowingforms Form Example NRf 1 H Hexadecimal value made up of the digits 0 to 9 and A to F H0F Q Octal value made up of the digits 0 to 7 q777 B Binary value made up of the digits 0 and 1 B001100 Register is not case sensitive Response messages are always expressed as NR1 C...

Страница 19: ...code used for data Hence care mustbetakenwhenprogrammingthecontroller 2 5 Synchronization with the Controller On the TA520 there are no overlap commands which permit the execution of the next command before the execution of the previous command completes If multiplecommandsaresentsequentially the execution of the next command is held until the executionofthepreviouscommandcompletes How to Achieve ...

Страница 20: ... extended event register The SRE command is used to generate a service request caused by the extended event register only MEMory SEND will not be executed until a service request is generated Using the COMMunicate WAIT command The COMMunicate WAIT command halts communicationsuntilaspecificeventisgenerated Example STATus FILTer1 RISE STATus EESR SSTart PMT Response to STATus EESR is decoded COMMuni...

Страница 21: ... or queries the current setting 3 14 CALCulation PARameter FLUTter Turns ON OFF the calculation of the flutter value σ average value during the histogram display or queries the current setting 3 14 CALCulation PARameter JITTer Turns ON OFF the calculation of the jitter value σ T during the histogram display or queries the current setting 3 15 CALCulation PARameter MAXimum Turns ON OFF the calculat...

Страница 22: ...quent value when the all windows are summed during multi window or auto window mode 3 17 CALCulation SUMMation PTOPeak Queries the P P value when the all windows are summed during multi window or auto window mode 3 17 CALCulation SUMMation SDEViation Queries the standard deviation σ when the all windows are summed during multi window or auto window mode 3 17 CALCulation SUMMation SNUMber Queries t...

Страница 23: ... or queries the current setting 3 23 DISPlay SSTYle Sets the format of the statistics display or queries the current setting 3 24 DISPlay STATistic Turns ON OFF the statistics display during the histogram or time variation display or queries the current setting 3 24 DISPlay WINDow Sets the window to display or queries the current setting 3 24 FILE Group FILE Queries all settings related to files 3...

Страница 24: ...ries all settings related to the horizontal axis of each window 3 32 HHIStogram MULTi WINDow x HORizontal CENTer Sets the center position of the horizontal axis of each window or queries the current setting 3 33 HHIStogram MULTi WINDow x HORizontal SPAN Sets the width of the horizontal axis of each window or queries the current setting 3 33 HHIStogram MULTi WINDow x LABel Sets the label of each wi...

Страница 25: ...ueries the current setting 3 39 MEASure POLarity Sets the polarity during the pulse width measurement or queries the current setting 3 39 MEASure SLOPe Sets or queries the slope during period or time interval measurement 3 39 MEMory Group MEMory Queries all settings related to the transmission of the measured data to external devices 3 40 MEMory BLOCk Sets the block during block sampling or querie...

Страница 26: ...EESE Sets the extended event enable register or queries the current setting 3 47 STATus EESR Queries the extended event register and clears the register 3 47 STATus ERRor Queries the error code and message 3 47 STATus FILTer x Sets the transition filter or queries the current setting 3 47 STATus QMESsage Sets whether or not to include the message information in response to the STATus ERRor command...

Страница 27: ...ent setting 3 55 THIStogram MARKer RVALue Queries the frequency at the right marker position 3 55 THIStogram MARKer STATe Turns ON OFF the marker or queries the current setting 3 55 THIStogram VERTical Queries all settings related to the vertical axis 3 55 THIStogram VERTical AXIS Sets the type of vertical axis scale or queries the current setting 3 55 THIStogram VERTical HIGH Sets the upper limit...

Страница 28: ... 3 59 OPC Clears does not clear the OPC event on completion of execution of the specified overlap command 3 59 OPC Creates a response on completion of execution of the specified overlap command 3 59 RST Initializes the set up information 3 60 SRE Sets the value of the service request enable register queries the current setting 3 60 STB Queries the value of the status byte register 3 60 TRG Perform...

Страница 29: ...SCale Group 3 2 ASCale Group The commands in this group deal with auto scaling ASCale ASCale Function Performs auto scaling Syntax ASCale Example ASCALE Description Auto scaling is not possible in the multi window and auto window modes ...

Страница 30: ...ulation AREA Space MARKer WINDow BLOCk POLarity Space POSitive NEGative BOTH CONStt Space PARameter CLEar AVERage Space OFF ON NRf ELERror Space OFF ON NRf FLUTter Space OFF ON NRf JITTer Space OFF ON NRf MAXimum Space OFF ON NRf MEDian Space OFF ON NRf MELE Space OFF ON NRf Time AUTot 3 3 CALCulation Group ...

Страница 31: ...Space OFF ON NRf TAVerage Space OFF ON NRf TMAXimum Space OFF ON NRf TMINimum Space OFF ON NRf TSDeviation Space OFF ON NRf TPTopeak Space OFF ON NRf TFLutter Space OFF ON NRf MINimum Space OFF ON NRf MODE Space OFF ON NRf PTOPeak Space OFF ON TJITter Space OFF ON NRf ...

Страница 32: ...Lect ELERror FLUTter JITTer MAXimum MEDian MELE MINimum MODE PTOPeak SDEViation SNUMber Space ALL SELect Space ALL SELect Space ALL SELect Space ALL SELect Space ALL SELect Space ALL SELect Space ALL SELect Space ALL SELect Space ALL SELect Space ALL SELect Space ALL SELect TRF Space OFF ON NRf TMAXimum 3 3 CALCulation Group ...

Страница 33: ...LOCk x TAVerage Example CALCULATION BLOCK1 TAVERAGE 2 4035E 9 Description If the statistics are not valid NAN is returned in response to a query Omit BLOCK x if block sampling is not used CALCulation BLOCk x TFLutter Function Queries the flutter value σ average value during the time variation display Syntax CALCulation BLOCk x TFLutter Example CALCULATION BLOCK1 TFLUTTER 1 2887E 1 Description If t...

Страница 34: ...Omit BLOCK x if block sampling is not used CALCulation CONStt Function Sets the value of the constant T or queries the current setting Syntax CALCulation CONStt Time CALCulation CONStt Time 1 ns to 250 ns in 25 ps steps Example CALCULATION CONSTT 100ns CALCULATION CONSTT CALCULATION CONSTT 100 000E 09 CALCulation PARameter Function Queries the ON OFF state of each statistical value Syntax CALCulat...

Страница 35: ...ULATION PARAMETER MINIMUM ON CALCULATION PARAMETER MINIMUM CALCULATION PARAMETER MINIMUM 1 CALCulation PARameter MODE Function Turns ON OFF the calculation of the most frequent value during the histogram display or queries the current setting Syntax CALCulation PARameter MODE Boolean CALCulation PARameter MODE Example CALCULATION PARAMETER MODE ON CALCULATION PARAMETER MODE CALCULATION PARAMETER M...

Страница 36: ...g Syntax CALCulation PARameter TFLutter Boolean CALCulation PARameter TFLutter Example CALCULATION PARAMETER TFLUTTER ON CALCULATION PARAMETER TFLUTTER CALCULATION PARAMETER TFLUTTER 1 CALCulation PARameter TRF Function Turns ON OFF the calculation of the RF value during the time variation display or queries the current setting Syntax CALCulation PARameter RF Boolean CALCulation PARameter RF Examp...

Страница 37: ...re not valid NAN is returned in response to a query CALCulation SUMMation MODE Function Queries the most frequent value when the all windows are summed during multi window or auto window mode Syntax CALCulation SUMMation MODE Example CALCULATION SUMMATION MODE 1 00025E 7 Description If the statistics are not valid NAN is returned in response to a query CALCulation SUMMation PTOPeak Function Querie...

Страница 38: ...mit WINDow x if the window is set to single mode Omit the data if the inter symbol interference analysis function is OFF CALCulation WINDow x MEDian Function Queries the median value during the histogram display Syntax CALCulation WINDow x MEDian ALL SELect Example CALCULATION WINDOW1 MEDIAN ALL 1 00145E 7 Description If the statistics are not valid NAN is returned in response to a query Omit WIND...

Страница 39: ...play Syntax CALCulation WINDow x SDEViation ALL SELect Example CALCULATION WINDOW1 SDEVIATION ALL 2 4035E 9 Description If the statistics are not valid NAN is returned in response to a query Omit WINDow x if the window is set to single mode Omit the data if the inter symbol interference analysis function is OFF CALCulation WINDow x SNUMber Function Queries the number of samples on which to calcula...

Страница 40: ...nicate HEADer Example COMMUNICATE HEADER ON COMMUNICATE HEADER COMMUNICATE HEADER 1 COMMunicate VERBose Function Sets whether or not to use the full or abbreviated form for query responses or queries the current setting Syntax COMMunicate VERBose Boolean COMMunicate VERBose Example COMMUNICATE VERBOSE OFF COMMUNICATE VERBOSE COMMUNICATE VERBOSE 0 COMMunicate WAIT Function Waits for any of the spec...

Страница 41: ...EM Space HISTogram LIST STATistic TVARiation GRAPhsize Space FULL HALF OVERlap Space OFF ON NRf STATistic Space OFF ON NRf GRID Space OFF ON NRf DOTConnect Space OFF ON NRf DOTType Space PIXel MARK PANorama STATe Space OFF ON NRf AREA Space Time Time ZOOM ADJust POSition Space SPAN Space Time Time SITem Space HISTogram TVARiation ...

Страница 42: ...ber of blocks Example DISPLAY BLOCK 1 DISPLAY BLOCK DISPLAY BLOCK 1 Description This command can only be used when the measurement mode is set to time stamp and the block sampling function is turned ON DISPlay BRIGhtness Function Sets the brightness of the screen or queries the current setting Syntax DISPlay BRIGhtness NRf DISPlay BRIGhtness Example DISPLAY BRIGHTNESS 1 DISPLAY BRIGHTNESS DISPLAY ...

Страница 43: ...PLAY PANORAMA AREA DISPLAY PANORAMA AREA 0 0E 06 0 3E 06 DISPlay PANorama STATe Function Turns ON OFF the panorama display or queries the current setting Syntax DISPlay PANorama STATe Boolean DISPlay PANorama STATe Example DISPLAY PANORAMA STATE ON DISPLAY PANORAMA STATE DISPLAY PANORAMA STATE 1 DISPlay PANorama ZOOM Function Queries all settings related to the zoom function of the panorama displa...

Страница 44: ...uery in this condition will return ALL or BLOCk This command cannot be issued for conditions other than those specified above DISPlay STATistic Function Turns ON OFF the statistics display during the histogram or time variation display or queries the current setting Syntax DISPlay STATistic Boolean DISPlay STATistic Example DISPLAY STATISTIC ON DISPLAY STATISTIC DISPLAY STATISTIC 1 DISPlay WINDow ...

Страница 45: ...P Space Filename TIFF Space Filename POSTscript Space Filename SETup Space Filename STATistic Space Filename TEXT Space Filename SAVE ANAMing Space OFF ON NRf COMMent Space String BINary Space Filename SETup Space Filename STATistic Space Filename TEXT Space Filename FILE CDIRectory Function Changes the current directory Syntax FILE CDIRectory string Example FILE CDIRECTORY NO_1 3 6 FILE Group FIL...

Страница 46: ...al for TA520 Example FILE DELETE TIFF TRASH FILE DELete TEXT Function Deletes the text measurement data file Syntax FILE DELete TEXT string string filename 8 characters or less see User s Manual for TA520 Example FILE DELETE TEXT TRASH 3 6 FILE Group FILE DRIVe Function Sets the drive Syntax FILE DRIVe FD0 SCSI NRf NRf First NRf SCSI address 0 to 7 second NRf partition 1 to 5 Example FILE DRIVE FD...

Страница 47: ...n the top left corner of the screen or queries the current setting Syntax FILE SAVE COMMent string FILE SAVE COMMent string comment 25 characters or less see the User s Manual for TA520 Example FILE SAVE COMMENT SAMPLE FILE SAVE COMMENT FILE SAVE COMMENT SAMPLE FILE SAVE SETup Function Saves the setup information data Syntax FILE SAVE SETup string string filename 8 characters or less see User s Ma...

Страница 48: ...ce String ABORt EXECute HCOPy Function Queries all settings related to the output of the screen image data Syntax HCOPy Example HCOPY HCOPY DEVICE PRINTER COMMENT SAMPLE HCOPy ABORt Function Aborts the hard copy Syntax HCOPy ABORt Example HCOPY ABORT 3 7 HCOPy Group HCOPy ANAMing Function Turns ON OFF the auto naming function for saving the screen image to files or queries the current setting Synt...

Страница 49: ...PRINter MEDia HCOPy DEVice Example HCOPY DEVICE PRINTER HCOPY DEVICE HCOPY DEVICE PRINTER HCOPy EXECute Function Executes a hard copy of the screen image Syntax HCOPy EXECute Example HCOPY EXECUTE HCOPy FILename Function Sets the name of the file in which to save the screen image or queries the current setting Syntax HCOPy FILename string HCOPy FILename string filename 8 characters or less see Use...

Страница 50: ... hardware histogram mode HHIStogram MODE Space SINGle MULTi AUTO VERTical AXIS Space LINear LOGarithmic HIGH Space NRf MARKer STATe Space OFF ON NRf LOW Space NRf SINGle TVALue Space Time HORizontal CENTer Space SPAN Space MARKer LEFT Space Time Time Time Time RIGHt Space LVALue RVALue 3 8 HHIStogram Group ...

Страница 51: ...R HIGH1 0E 03 HHISTOGRAM MARKER STATE 1 LOW 0 1E 03 HHISTOGRAM SINGLE TVALUE 100 000E 09 HORIZONTAL CENTER 150 000E 06 SPAN 0 3E 6 HHISTOGRAM SINGLE MARKER LEFT 100 000E 09 RIGHT 200 000E 09 3 8 HHIStogram Group HHIStogram AUTO Function Queries all settings related to the auto window mode Syntax HHIStogram AUTO Example HHISTOGRAM AUTO HHISTOGRAM AUTO MODULATION EFM HHIStogram AUTO MODulation Funct...

Страница 52: ...m MULTi Example HHISTOGRAM MULTI HHISTOGRAM MULTI SIZE 1 TVALUE 100 000E 09 WINDOW1 LABEL 3 HORIZONTAL CENTER 150 000E 09 SPAN 0 3E 06 HHISTOGRAM MULTI WINDOW1 MARKER LEFT 100 000E 09 RIGHT 200 000E 09 HHIStogram MULTi SIZE Function Sets the number of windows or queries the current setting Syntax HHIStogram MULTi SIZE NRf HHIStogram MULTi SIZE Example HHISTOGRAM MULTI SIZE 10 HHISTOGRAM MULTI SIZE...

Страница 53: ...e HHISTOGRAM MULTI WINDOW1 MARKER HHISTOGRAM MULTI WINDOW1 MARKER LEFT 100 000E 09 RIGHT 200 000E 09 HHIStogram MULTi WINDow x MARKer LEFT Function Sets the position of the left marker of each window or queries the current setting Syntax HHIStogram MULTi WINDow x MARKer LEFT Time HHIStogram MULTi WINDow x MARKer LEFT Time marker position in 25 ps steps Example HHISTOGRAM MULTI WINDOW1 MARKER LEFT ...

Страница 54: ...ker position in 25 ps steps Example HHISTOGRAM SINGLE MARKER LEFT 100ns HHISTOGRAM SINGLE MARKER LEFT HHISTOGRAM SINGLE MARKER LEFT 100 000E 09 3 8 HHIStogram Group HHIStogram SINGle MARKer LVALue Function Queries the frequency at the position of the left marker Syntax HHIStogram SINGle MARKer LVALue Example HHISTOGRAM SINGLE MARKER LVALUE 1 234E 03 HHIStogram SINGle MARKer RIGHt Function Sets the...

Страница 55: ...he current setting Syntax HHIStogram VERTical HIGH NRf HHIStogram VERTical HIGH NRf Upper frequency limit For linear scale 10 20 40 100 200 400 1000 1000000 1E 7 1E 8 1E 9 For logarithmic scale 1E 1 1E 2 1E 9 Example HHISTOGRAM VERTICAL HIGH 1000 HHISTOGRAM VERTICAL HIGH HHISTOGRAM VERTICAL HIGH 1 0E 03 3 8 HHIStogram Group ...

Страница 56: ...ut ACHannel IMPedance Space I50 I1M COUPling Space AC DC TRIGger MODE Space MANual SINGleauto REPeatauto LEVel Space Voltage BCHannel IMPedance Space I50 I1M COUPling Space AC DC TRIGger MODE Space MANual SINGleauto REPeatauto LEVel Space Voltage AGATe LEVel Space ZERO TTL TTL10 3 9 INPut Group ...

Страница 57: ...mple INPUT ACHANNEL TRIGGER INPUT ACHANNEL TRIGGER MODE MANUAL LEVEL 2 500E 00 3 9 INPut Group INPut ACHannel TRIGger LEVel Function Sets the trigger level of channel A or queries the current setting Syntax INPut ACHannel TRIGger LEVel voltage INPut ACHannel TRIGger LEVel During trigger manual mode level 5V to 5V in 1 mV steps During trigger signal repeat auto level 0 to 100 in 1 steps Example INP...

Страница 58: ...L 2 500E 00 INPut BCHannel TRIGger LEVel Function Sets the trigger level of channel B or queries the current setting Syntax INPut BCHannel TRIGger LEVel voltage INPut BCHannel TRIGger LEVel During trigger manual mode level 5V to 5V in 1 mV steps During trigger single repeat auto level 0 to 100 in 1 steps Example INPUT BCHANNEL TRIGGER LEVEL 2 5V INPUT BCHANNEL TRIGGER LEVEL INPUT BCHANNEL TRIGGER ...

Страница 59: ...LOPE BOTH RISE Description RISE or FALL can be specified for the first parameter and none for the second parameter when measuring the period When measuring the time interval RISE FALL or BOTH can be specified for the first parameter and RISE or FALL for the second parameter MEASure Function Queries all settings related to the measurement conditions Syntax MEASure Example MEASURE MEASURE MODE HHIST...

Страница 60: ... MEMory BLOCk Example MEMORY BLOCK 1 MEMORY BLOCK MEMORY BLOCK 1 MEMory BYTeorder Function Sets the transmission byte order of the binary data or queries the current setting Syntax MEMory BYTeorder LSBFirst MSBFirst MEMory BYTeorder Example MEMORY BYTEORDER LSBFIRST MEMORY BYTEORDER MEMORY BYTEORDER LSBFIRST 3 11 MEMory Group MEMory CLEar Function Clears the measured data Syntax MEMory CLEar Examp...

Страница 61: ...r byte integer Measured data MEASuredata Consider it an unsigned four byte integer The measured value is this number multiplied by 25 ps 3 11 MEMory Group 3 12 RECall Group For time stamp mode Frequency FREQuency Frequency cannot be output directly in the time stamp mode Measured data MEASuredata Consider it an unsigned four byte integer The measured value is this number multiplied by 25 ps Time s...

Страница 62: ...mpling condition settings SAMPle ARMing SOURce Space AUTO EXTernal SLOPe Space RISE FALL DELay MODE Space TIME EVENt OFF TIME Space EVENtsize Space NRf BLOCk STATe Space OFF ON NRf SIZE Space NRf REST MODE Space OFF EVENt TIME EVENt Space NRf TIME Space Time Time 3 13 SAMPle Group ...

Страница 63: ...DELAY MODE EVENT EVENTSIZE 1000 SAMPle ARMing DELay Function Queries all settings related to the arming delay Syntax SAMPle ARMing DELay Example SAMPLE ARMING DELAY SAMPLE ARMING DELAY MODE EVENT EVENTSIZE 1000 3 13 SAMPle Group SAMPle ARMing DELay EVENtsize Function Sets the arming delay event or queries the current setting Syntax SAMPLe ARMing DELay EVENtsize NRf SAMPle ARMing DELay EVENtsize NR...

Страница 64: ... current setting Syntax SAMPLe BLOCk REST EVENt NRf SAMPle BLOCk REST EVENt NRf Number of events 1 to 1000000 Example SAMPLE BLOCK REST EVENT 1000 SAMPLE BLOCK REST EVENT SAMPLE BLOCK REST EVENT 1000 SAMPle BLOCk REST MODE Function Sets the pause mode of the block sampling operation or queries the current setting Syntax SAMPLe BLOCk REST MODE OFF EVENt TIME SAMPle BLOCk REST MODE Example SAMPLE BL...

Страница 65: ...eries the current setting Syntax SAMPLe GATE TIME Time SAMPle GATE TIME Time 1 µs to 10 s in 100 ns steps Example SAMPLE GATE TIME 1us SAMPLE GATE TIME SAMPLE GATE TIME 1 0E 06 SAMPle INHibit Function Sets the polarity of the inhibit input or queries the current setting Syntax SAMPLe INHibit OFF POSitive NEGative SAMPle INHibit Example SAMPLE INHIBIT OFF SAMPLE INHIBIT SAMPLE INHIBIT OFF Descripti...

Страница 66: ...tings related to SCSI Syntax SCSI Example SCSI SCSI OWN 0 HDD 1 SCSI HDD Function Sets the SCSI address of the internal hard disk or queries the current setting Syntax SCSI HDD NRf SCSI HDD NRf 0 to 7 Example SCSI HDD 1 SCSI HDD SCSI HDD 1 3 14 SCSI Group 3 15 SSTart Group 3 16 STARt Group SCSI INITialize Function Initializes the SCSI Syntax SCSI INITialize Example SCSI INITIALIZE SCSI OWN Functio...

Страница 67: ...s the extended event enable register or queries the current setting Syntax STATus EESE Register STATus EESE Register 0 to 65535 Example STATUS EESE 257 STATUS EESE STATUS EESE 257 STATus EESR Function Queries the extended event register and clears the register Syntax STATus EESR Example STATUS EESR 1 STATus ERRor Function Queries the error code and message top of the error queue Syntax STATus ERRo...

Страница 68: ...ate and time SYSTem DATE Space String NRf NRf NRf TIME Space String NRf NRf BEEP Space OFF ON NRf Space OFF ON NRf WARNing Space OFF ON NRf CLICksound Space OFF ON NRf HDDMotor 3 18 STOP Group 3 19 STORe Group 3 20 SYSTem Group SYSTem Function Queries all settings related to the SYSTem group Syntax SYSTem Example SYSTEM SYSTEM BEEP 1 CLICKSOUND 1 HDDMOTOR 1 SYSTem BEEP Function Turns ON OFF the be...

Страница 69: ...nction Turns ON OFF the HDD motor while waiting or queries the current setting Syntax SYSTem HDDMotor Boolean Example SYSTEM HDDMOTOR ON SYSTEM HDDMOTOR SYSTEM HDDMOTOR 1 SYSTem TIME Function Sets the current time or queries the current setting Syntax SYSTem TIME string NRf NRf SYSTem TIME Example SYSTEM TIME 12 00 SYSTEM TIME 12 00 00 Description The String must be in the form Hour 2 digits Minut...

Страница 70: ...amp mode THIStogram MARKer STATe Space OFF ON NRf LEFT Space RIGHt Space LVALue RVALue LOW Space NRf ISI STATe Space OFF ON NRf MODE Space SINGle COMBination BETWeen POLarity Space SPACe MARK TRIGger Space SPACe MARK STOMark MTOSpace STOSpace MTOMark SPACe x Space NRf MARK x Space NRf Time Time 3 21 THIStogram Group ...

Страница 71: ...E Space NRf UPDate TVALue Space WINDow x LABel Space NRf HORizontal CENTer Space SPAN Space MARKer LEFT Space RIGHt Space Time Time Time Time Time Time Time VERTical AXIS Space LINear LOGarithmic HIGH Space NRf HORizontal CENTer Space SPAN Space 3 21 THIStogram Group ...

Страница 72: ...o the inter symbol interference analysis Syntax THIStogram ISI Example THISTOGRAM ISI THISTOGRAM ISI STATE 1 MODE SINGLE POLARITY MARK TRIGGER MARK MARK1 3 TARGET PREVIOUS SIZE 1 TVALUE 40 000E 09 WINDOW1 LABEL 3 HORIZONTAL CENTER 150 000E 09 SPAN 0 3E 06 THISTOGRAM ISI WINDOW1 MARKER LEFT 100 000E 09 RIGHTT 200 000E 09 THIStogram ISI MARK x Function Sets the mark or queries the current setting Sy...

Страница 73: ...GGER MARK THISTOGRAM ISI TRIGGER THISTOGRAM ISI TRIGGER MARK Description When the trigger mode is SINGle MARK or SPACE can be specified For COMBination MTOSpace or STOMark can be specified For BETWEEN MTOMark or STOSpace can be specified THIStogram ISI TVALue Function Sets the value of the constant T or queries the current setting Syntax THIStogram ISI TVALue Time THIStogram ISI TVALue Time 1 ns t...

Страница 74: ...Example THISTOGRAM ISI WINDOW1 MARKER LEFT 100ns THISTOGRAM ISI WINDOW1 MARKER LEFT THISTOGRAM ISI WINDOW1 MARKER LEFT 100 000E 09 THIStogram ISI WINDow x MARKer RIGHt Function Sets the position of the right marker or queries the current setting Syntax THIStogram ISI WINDow x MARKer RIGHt Time THIStogram ISI WINDow x MARKer RIGHt Time marker position in 25 ps steps Example THISTOGRAM ISI WINDOW1 M...

Страница 75: ...MARKer STATe Boolean THIStogram MARKer STATe THIStogram VERTical Function Queries all settings related to the vertical axis Syntax THIStogram VERTical Example THISTOGRAM VERTICAL THISTOGRAM VERTICAL AXIS LINEAR HIGH 1 0E 03 THIStogram VERTical AXIS Function Sets the type of vertical axis scale or queries the current setting Syntax THIStogram VERTical AXIS LINear LOGarithmic THIStogram VERTical AXI...

Страница 76: ... Time Time TVARiation Function Queries all settings related to the time variation display Syntax TVARiation Example TVARIATION TVARIATION VERTICAL CENTER 100 000E 09 SPAN 0 2E 06 TVARIATION HORIZONTAL MINIMUM 0 SPAN 0 3E 03 TVARIATION MARKER STATE 1 LEFT 1 0E 06 RIGHT 2 0E 06 HIGH 100 000E 09 LOW 50 000E 09 TVARiation HORizontal Function Queries all settings related to the horizontal axis of the t...

Страница 77: ...TVARIATION VERTICAL CENTER 100 000E 09 SPAN 0 2E 06 3 22 TVARiation Group TVARiation HORizontal MINimum Function Sets the left end of the horizontal axis scale or queries the current setting Syntax TVARiation HORizontal MINimum Time TVARiation HORizontal MINimum Time 0 to 3200 s in 100 ns steps Example TVARIATION HORIZONTAL MINIMUM 0s TVARIATION HORIZONTAL MINIMUM TVARIATION HORIZONTAL MINIMUM 0 0...

Страница 78: ...the vertical axis or queries the current setting Syntax TVARiation VERTical SPAN Time TVARiation VERTical SPAN Time 500 ps 1 ns 2 5 ns 5 ns 10 ns 20 ns 2 ms 5 ms 10 ms 20 ms Example TVARIATION VERTICAL SPAN 200ns TVARIATION VERTICAL SPAN TVARIATION VERTICAL SPAN 0 2E 06 UNIT Function Queries the default units for voltage time and frequency Syntax UNIT Example UNIT UNIT FREQUENCY HZ VOLTAGE V TIME ...

Страница 79: ...g Syntax ESE NRf ESE NRf 0 to 255 Example ESE 253 ESE 253 Description For details of the standard event enable register refer to Chapter 4 Status Report ESR Function Queries the value of the standard event register and clears it at the same time Syntax ESR Example ESR 253 Description For details of the standard event enable register refer to Chapter 4 Status Report IDN Function Queries the instrum...

Страница 80: ...Report TRG Function The same function as when the SINGLE key is pressed is performed Syntax TRG Description GET Group Execute Trigger multi line message has also the same effect as this command TST Function Executes a self test and queries the test result Syntax TST Example TST 0 Description The same function can be performed by selecting Board from the self test menu 0 will be returned if all the...

Страница 81: ...1 0 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Condition filter Transit filter Extended event register 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Extended event enable register 7 6 5 4 3 2 1 0 Standard event register 7 6 5 4 3 2 1 0 Standard event enable register OR OR 7 6 ESBMAVEES EAV 1 0 Status byte MSS RQS Output queue Error queue Occurrence of a service request 7 6...

Страница 82: ... check whether bits in that register are set to 1 or 0 For details of these commands refer to Chapter 3 4 2 Status Byte Overview of Status Byte 7 6 ESB MAV EES EAV 1 0 RQS MSS Bits 0 1 and 7 Not used always 0 Bit 2 EAV Error Available Set to 1 when the error queue is not empty i e when an error occurs For details refer to page 4 5 Bit 3 EES Extended Event Summary Bit Set to 1 when a logical AND of...

Страница 83: ... bit 4 MAV since the output queue cannot be emptied by the CLS command However the output queue will also be cleared if the CLS command is received just after a program message terminator 4 3 Standard Event Register Overview of the Standard Event Register URQ 6 PON 7 5 4 3 2 1 0 CMEEXE DDEQYERQCOPC Bit 7 PON Power ON Bit 7 PON Power ON Set to 1 when power is turned ON Bit 6 URQ User Request Not us...

Страница 84: ... 9 10 11 12 13 14 15 16 Condition register STATus CONDition Transition filter Extended event register STATus FILTer x RISE FALL BOTH NEVer STATus EESR FILTer x The states indicated by the condition register are as follows Bit 0 Dat Data Available Set to 1 when measured data or computed result is valid Bit 1 Dov Data Overflow Set to 1 when measured data overflows Bit 2 Tov Time Stamp Overflow Set t...

Страница 85: ...put queue cannot be emptied using the CLS command To see whether the output queue is empty or not check bit 4 MAV of the status byte D1 D2 D1 D2 D1 Overview of the Error Queue The error queue stores the error No and message when an error occurs For example when the built in battery has run out an error occurs and its error No 901 and message Backup Failure will be stored in the error queue The con...

Страница 86: ...erface Microsoft QuickBASIC 4 0 4 5 Version Set the TA520 as follows Measurement mode hardware histogram mode Measurement function CHA period measuremen Sampling size 1000 REM INCLUDE qbdecl4 bas DEVICE DEV1 CALL IBFIND DEVICE TA CALL IBSIC TA BORD GPIB0 CALL IBFIND BORD BD CALL IBSIC BD V 1 CALL IBSRE BD V CALL IBCLR TA CMD MEASURE MODE HHISTOGRAM Hardware histogram mode CALL IBWRT TA CMD CMD MEA...

Страница 87: ...f windows to 10 CALL IBWRT TA CMD CMD HHISTOGRAM MULTI TVALUE 37ns Constant T to 37 ns CALL IBWRT TA CMD CMD HHISTOGRAM MULTI WINDOW1 LABEL 3 Set label CALL IBWRT TA CMD CMD HHISTOGRAM MULTI WINDOW2 LABEL 4 CALL IBWRT TA CMD CMD HHISTOGRAM MULTI WINDOW3 LABEL 5 CALL IBWRT TA CMD CMD HHISTOGRAM MULTI WINDOW4 LABEL 6 CALL IBWRT TA CMD CMD HHISTOGRAM MULTI WINDOW5 LABEL 7 CALL IBWRT TA CMD CMD HHISTO...

Страница 88: ...D CALCULATION WINDOW WIND SDEVIATION Query the standard deviation CALL IBWRT TA CMD SD SPACE 100 CALL IBRD TA SD SD LEFT SD IBCNT PRINT WINDOW WIND AV SD NEXT I V 0 CALL IBSRE BD V END Output Example WINDOW1 1 1519300E 7 4 07300E 9 WINDOW2 150 69150E 7 3 88000E 9 WINDOW3 1 8207475E 7 4 24150E 9 WINDOW4 2 1602550E 7 4 57975E 9 WINDOW5 2 5323700E 7 4 53925E 9 WINDOW6 2 9228175E 7 4 44050E 9 WINDOW7 ...

Страница 89: ...TA CMD CMD COMMUNICATE WAIT 1 Wait for measured data to become valid CALL IBWRT TA CMD CMD MEMORY DATASELECT MEASUREDATA Set the type of data to retrieve CALL IBWRT TA CMD CMD MEMORY FORMAT BINARY BYTEORDER LSBFIRST Set the format CALL IBWRT TA CMD ST 1 ED 1000 Set the start and end points FOR I ST TO ED STEP 50 Retrieve 50 points at a time CMD MEMORY START STR I END STR I 49 CALL IBWRT TA CMD CMD...

Страница 90: ...t register CALL IBWRT TA CMD RES SPACE 100 CALL IBRD TA RES CMD SSTART Start single measurement CALL IBWRT TA CMD CMD COMMUNICATE WAIT 1 Wait for measured data to become valid CALL IBWRT TA CMD CMD MEMORY DATASELECT MEASUREDATA Set the type of data to retrieve CALL IBWRT TA CMD CMD MEMORY FORMAT ASCII Set the format CALL IBWRT TA CMD ST 1 ED 1000 Set the start and end points FOR I ST TO ED STEP 10...

Страница 91: ... 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7D 7E 7F 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 1...

Страница 92: ... is missing from the value 2 5 A mantissa must be placed before the exponent in NRf format 123 Exponent too large The exponent is too large 2 5 Chap 3 Use a smaller number for the exponent following E in NR3 format 124 Too many digits Too many significant digits 2 5 Chap 3 Limit the number of digits to 255 or less 128 Numeric data not allowed Numerical data cannot be used 2 5 Chap 3 Enter the valu...

Страница 93: ...yte length 224 Illegal parameter value The parameter value is invalid Chap 3 Check the range 241 Hardware missing The hardware is not installed Check the existence of the option 260 Expression error EXPRESSION DATA are invalid Equations cannot be used 270 Macro error Too many macro nests Macro functions of IEEE488 2 are not supported 272 Macro execution error Cannot be used in a macro Macro functi...

Страница 94: ... response Do not enter a query after the IDN and OPT commands Error in Execution 600 to 899 See User s Manual IM704310 01E Error in System Operation 912 to 915 Code Message Action Reference Page 912 Fatal error in Communication Communication driver error occurred driver Servicing is required 914 A communication time out has Communication timeout error occurred occurred Make sure to receive the dat...

Страница 95: ... commands which have pairs of parameters Refer to the examples of each command in Chapter 3 6 List of function elements which configure commands used for the device All those which are included in elements of composite command program headers Refer to Chapter 2 and 3 7 Buffer size that affects the transmission of block data The buffer size of the block data is 64 KB 8 List of program data elements...

Страница 96: ... Refer to chapter 4 22 To find out whether each command is performed in parallel or sequentially Refer to 2 5 Synchronization with the Controller or chapter 3 23 Functions performed until a message indicating completion of the command is displayed Refer to the function description of each command in chapter 3 and to the User s Manual 704310 01E Appendix 3 Overview of IEEE 488 2 1992 ...

Страница 97: ... Queue 4 5 error queue 3 47 event 3 44 event size 3 45 extended event register 3 47 4 4 external gate 3 37 F Format 3 26 files 3 25 G GP IB Cable 1 2 GP IB Interface Specifications 1 4 GP IB connector i 1 1 Graph Parameter 3 22 gate 3 44 gate level 3 37 gate type 3 45 graph size 3 23 grid 3 23 H HDD motor 3 49 Header Interpretation Rules 2 4 hard copy 3 29 header 2 3 2 5 histogram 3 52 histogram h...

Страница 98: ... 3 55 3 57 scale value 3 52 screen image data 3 28 single window 3 33 slope 3 39 space 3 53 statistical calculation histogram 3 14 statistical calculation time variation 3 13 statistical values 3 23 statistics 3 13 statistics display 3 24 status register 3 47 store setup information 3 48 T time 3 49 time stamp mode 3 52 time variation 3 56 transition filter 3 47 4 4 transmits the measured data 3 4...

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