Agilent Technologies 6612C Guida Utente

USER’S GUIDE Agilent Model 66111A Fast Transient DC Source Agilent Model 66311B/D, 66309B/D Mobile Communications DC Source NOTE: Refer to page

10Questionable Status Group 91 Standard Event Status Group 91 Status Byte Register 91 Determining the Cause of a Service Interrupt 92 Servicing O

8 – Language Dictionary 100Calibration Commands Calibration commands let you enable and disable the calibration mode, change the calibration password

Language Dictionary - 8 101CALibrate:DATA This command enters a calibration value that you obtain by reading an external meter. You must first select

8 – Language Dictionary 102CALibrate:SAVE This command saves any new calibration constants after a calibration procedure has been completed in nonvol

Language Dictionary - 8 103Display Commands Display commands control the front panel display of the dc source. Annunciators are not affected. DISPlay

8 – Language Dictionary 104Measurement Commands Measurement commands consist of format, measure, and sense commands. Format commands specify the data

Language Dictionary - 8 105FORMat:BORDer This command selects whether the binary data is transferred in normal or swapped byte order. When NORMal is

8 – Language Dictionary 106MEASure:CURRent? FETCh:CURRent? These queries return the dc output current. Query Syntax MEASure[:SCALar]:CURRent[:DC]?

Language Dictionary - 8 107MEASure:CURRent:HIGH? FETCh:CURRent:HIGH? Agilent 66311B/D, 66309B/D only These queries return the High level current of a

8 – Language Dictionary 108MEASure:CURRent:MINimum? FETCh:CURRent:MINimum? Agilent 66311B/D, 66309B/D only These queries return the minimum output cu

Language Dictionary - 8 109MEASure:VOLTage2 Agilent 66309B/D only This query measures the output voltage at the auxiliary output. Output 2 measuremen

11SENSe:CURRent:DETector 111 SENSe:CURRent:RANGe 111 SENSe:FUNCtion 112 SENSe:PROTection:STATe 112 SENSe:SWEep:OFFSet:POINts 112 SENSe:SWEep:POINts

8 – Language Dictionary 110MEASure:VOLTage:LOW? FETCh:VOLTage:LOW? Agilent 66311B/D, 66309B/D only These queries return the Low level voltage of a vo

Language Dictionary - 8 111SENSe:CURRent:DETector Agilent 66311B/D, 66309B/D only This command lets you select the type of detector used for output c

8 – Language Dictionary 112SENSe:FUNCtion This command configures the sensing function for triggered measurements. The dc source has up to three meas

Language Dictionary - 8 113SENSe:SWEep:TINTerval This command defines the time period between samples. The value that you enter for the time interval

8 – Language Dictionary 114Output Commands Output commands consist of instrument, output and source commands. Instrument commands control the output

Language Dictionary - 8 115Command Syntax OUTPut[1|2]:RELay:MODE <mode> Parameters DD | DH | HD | HH Examples OUTP:REL:MODE DH (sets outpu

8 – Language Dictionary 116OUTPut:PROTection:CLEar This command clears the latch that disables the output when an overvoltage, overcurrent, overtempe

Language Dictionary - 8 117The dc source is shipped with the output compensation set LOW mode, which provides stable operation for all types of phone

8 – Language Dictionary 118[SOURce:]CURRent:PROTection:STATe This command enables or disables the overcurrent protection (OCP) function on all output

Language Dictionary - 8 119[SOURce:]DIGital:DATA This command programs the digital control port when the port is configured for Digital I/O operation

12TRIGger:SEQuence2:HYSTeresis:CURRent TRIGger:ACQuire:HYSTeresis:CURRent 129 TRIGger:SEQuence2:HYSTeresis:DVM TRIGger:ACQuire:HYSTeresis:DVM 130 T

8 – Language Dictionary 120[SOURce:]VOLTage2 Agilent 66309B/D only This command sets the output voltage level of the auxiliary output. Command Synt

Language Dictionary - 8 121[SOURce:]VOLTage:TRIGger This command sets the pending triggered voltage level of the dc source. The pending triggered lev

8 – Language Dictionary 122Table 8-4. Bit Configuration of Operation Status Registers Bit Position 15–13 12 11 10 9 8 7-6 5 4-1 0 Bit Name not use

Language Dictionary - 8 123STATus:OPERation:NTR STATus:OPERation:PTR These commands set or read the value of the Operation NTR (Negative-Transition)

8 – Language Dictionary 124STATus:QUEStionable:CONDition? This query returns the value of the Questionable Condition register. That is a read-only re

Language Dictionary - 8 125System Commands System commands control system functions that are not directly related to output control or measurement fu

8 – Language Dictionary 126Trigger Commands Trigger commands consist of trigger and initiate commands. They are used to generate output transients an

Language Dictionary - 8 127INITiate:CONTinuous:SEQuence1 INITiate:CONTinuous:NAME TRANsient These commands control the output transient trigger syste

8 – Language Dictionary 128TRIGger:SEQuence2 TRIGger:ACQuire These commands generate a BUS trigger for the measurement trigger system. When the measu

Language Dictionary - 8 129TRIGger:SEQuence2:COUNt:VOLTage TRIGger:ACQuire:COUNt:VOLTage This command sets up a successive number of triggers for mea

13C - ERROR MESSAGES 161 Error Number List 161 D - EXAMPLE PROGRAMS 165 Introduction 165 Assigning the GPIB Address in Programs 165 National Ins

8 – Language Dictionary 130TRIGger:SEQuence2:HYSTeresis:DVM TRIGger:ACQuire:HYSTeresis:DVM Agilent 66311D/66309D only This command defines a band aro

Language Dictionary - 8 131TRIGger:SEQuence2:LEVel:CURRent TRIGger:ACQuire:LEVel:CURRent This command sets the trigger level for internally triggered

8 – Language Dictionary 132TRIGger:SEQuence2:LEVel:VOLTage TRIGger:ACQuire:LEVel:VOLTage This command sets the trigger level for internally triggered

Language Dictionary - 8 133TRIGger:SEQuence2:SLOPe:DVM TRIGger:ACQuire:SLOPe:DVM Agilent 66311D/66309D only This command sets the slope of the DVM in

8 – Language Dictionary 134TRIGger:SEQuence2:SOURce TRIGger:ACQuire:SOURce These commands select the trigger source for measurement triggers as follo

Language Dictionary - 8 135Common Commands *CLS This command causes the following actions (see chapter 7 for the descriptions of all registers): &qu

8 – Language Dictionary 136*ESR? This query reads the Standard Event Status Event register. Reading the register clears it. The bit configuration i

Language Dictionary - 8 137*OPT? This query requests the dc source to identify any options that are installed. Options are identified by number. A 0

8 – Language Dictionary 138*RST This command resets the dc source to a factory-defined state as defined in the following table. *RST also forces an A

Language Dictionary - 8 139*SRE This command sets the condition of the Service Request Enable Register. This register determines which bits from the

8 – Language Dictionary 140*TRG This common command generates a trigger when the trigger subsystem has BUS selected as its source. The command has t

Language Dictionary - 8 141Additional Commands The following commands are added to the language dictionary to provide limited Fluke PM2811 Power Supp

8 – Language Dictionary 142CURRent:PROTection:TRIPped? This query reports if the OCP (overcurrent protection) status bit is set. 0 = bit is not set;

143 A Specifications Specifications Table A-1 lists the specifications of the dc source. Unless otherwise noted, specifications are warranted over th

A - Specifications 144Supplemental Characteristics Table A-2 lists the supplemental characteristics, which are not warranted but are descriptions of

Specifications - A 145Table A-2. Supplemental Characteristics (continued) Parameter Agilent 66111A Agilent 66311B/D Agilent 66309B/D Measurement Tim

A - Specifications 146Table A-2. Supplemental Characteristics (continued) Parameter All Models Recommended Calibration Interval from the date the un

147 B Verification and Calibration Introduction This appendix includes verification and calibration procedures for the Agilent 66111A Fast Transient

B - Verification and Calibration 148LoadresistorDC ammeter-+LoadresistorDC ammeter-++-ExternalDC supplyA.B.C.is removableCurrentmonitorDC voltmeter40

Verification and Calibration - B 149Voltage Programming and Measurement Accuracy This test verifies the voltage programming, GPIB measurement, and fr

15 1 Quick Reference The Front Panel - At a Glance 1 A 14-character display shows output measurements and programmed values. 2 Annunciators indicate

B - Verification and Calibration 150Steps 7-11 apply to Agilent 66309B/D output 2 only 7. Turn off the dc source and connect the DMM and current mon

Verification and Calibration - B 151DVM Measurement Accuracy This test verifies the DVM measurement accuracy. Connect all equipment as shown in figur

B - Verification and Calibration 152Table B-2. Verification Test Record for Agilent Model 66111A Model Agilent 66111A

Verification and Calibration - B 153Table B-4. Verification Test Record for Agilent Model 66309B/D Model Agilent___________

B - Verification and Calibration 154Performing the Calibration Procedure NOTE: The calibration procedure can only be performed from the front panel

Verification and Calibration - B 155Front Panel Calibration Procedure These procedures assume you understand how to operate front panel keys (see cha

B - Verification and Calibration 156Steps 11-16 apply to Agilent 66309B/D output 2 only 13. Connect the external DMM (in voltage mode) directly to o

Verification and Calibration - B 157Steps 27-32 apply to Agilent 66309B/D output 2 only 27. Connect the appropriate current monitor to output 2 as s

B - Verification and Calibration 158DVM Calibration (applies to Agilent 66311D, 66309D only) Action Display 41. Connect the DVM inputs directly t

Verification and Calibration - B 159Calibration Error Messages Errors that can occur during calibration are shown in the following table. Table B-3.

1 - Quick Reference 16The Rear Panel - At a Glance 1 DVM inputs. Connector plug is removable. 2 GPIB (IEEE-488) interface connector. 3 Remote front p

161 C Error Messages Error Number List This appendix gives the error numbers and descriptions that are returned by the dc source. Error numbers are

C – Error Messages 162Table C-1. Error Numbers (continued –131 Invalid suffix [unrecognized units, or units not appropriate] –138 Suffix not allowe

Error Messages - C 163Table C-1. Error Numbers (continued Selftest Errors 0 through 99 (sets Standard Event Status Register bit #3) 0 No error 1 No

165D Example Programs Introduction The example programs in this section are intended to show how some of the same dc source functions can be program

D – Example Programs 166Error Handling If there is no error-handling code in your program, undetected errors can cause unpredictable results. This in

Example Programs - D 1671225 ' 1230 'Clear status circuit 1235 CODES$="*CLS" :GOSUB 2000 1240 FOR I=1 TO 50 :NE

D – Example Programs 168BASIC The BASIC for controllers and BASIC for Windows both provide access to GPIB functions at the operating system level. T

Example Programs - D 169Pulse Measurements The following programs illustrate how to make a pulse measurement over the GPIB. The measurement fu

Quick Reference - 1 17Front Panel Number Entry Enter numbers from the front panel using one the following methods: Use the arrow keys and knob to cha

D – Example Programs 170360 ! 370 OUTPUT @Ps;"FETCH:CURR:MAX?" ! Get more data from previous measurement. 380 ENTER @Ps;Curr_

Example Programs - D 171{ printf("viOpenDefaultRM error, check your hardware connections\n"); exit (-1); }

D – Example Programs 172 /* fetch dynamic measurements from the same measurement data */ viQueryf(instrumentHandle, "FETC:VOLT?\n",

Example Programs - D 173When this program runs, it returns the DC, RMS, MIN, MAX, HIGH, and LOW data in 10 measurement data points in the foll

175E Line Voltage Conversion WARNING: Shock Hazard. Operating personnel must not remove instrument covers. Component replacement and internal adjus

E – Line Voltage Conversion 176♦ Replace the two screws on the bottom of the unit using a #15 Torx drive. Remember to replace the foot if you previo

177F Compatibility Language Introduction The Agilent 66111A and 66311B dc sources are programmatically compatible with the HP/Agilent 6632A, 6633A,

F – Compatibility Language 178Table F-2. COMPatibility Commands Compatibility Command Description Similar SCPI Command ASTS? This command reads the

Compatibility Language - F 179Table F-2. COMPatibility Commands (continued) Compatibility Command Description Similar SCPI Command OVSET <n

1 - Quick Reference 18Front Panel Annunciators CV Output 1 or output 2 is operating in constant voltage mode. CC Output 1 or output 2 is operating

F – Compatibility Language 180Table F-2. COMPatibility Commands (continued) Compatibility Command Description Similar SCPI Command TEST? This comman

Compatibility Language - F 181Figure F-1. COMpatibility Status Model Table F-4. Bit Assignment of Status, Astatus, Fault, & Mask Registers

183Index — — -- -- -- -- --, 53, 60, 61, 62 - sense open, 36 —+— + sense open, 36 +/- sense open, 36 +/- terminals, 32 +S/-S terminals, 32 —0— 0 ...

Index 184*STB?, 139 *TRG, 140 *TST, 140 *WAI, 140 common mode voltage, 39 compatibility commands, 178 errors, 180 Fluke PM2811, 141 language, 177 pow

Index 185generating triggers, 78 GP-IB command library for MS DOS, 65 controller programming, 65 IEEE Std for standard codes, 65 IEEE Std for standar

Index 186—O— OC, 59 OCP, 76 open sense protection, 36 operation status group, 90 option 521 description, 27 optional header example, 70 options, 22 O

Index 187saving operating states, 64 SCPI command tree, 69 common commands, 69 header path, 70 multiple commands, 70 subsystem commands, 69 SCPI comm

Index 188TRIG SEQ2 LEV CURR, 131 TRIG SEQ2 LEV DVM, 131 TRIG SEQ2 LEV VOLT, 132 TRIG SEQ2 SLOP CURR, 132 TRIG SEQ2 SLOP DVM, 133 TRIG SEQ2 SLOP VOLT,

Agilent Sales and Support Office For more information about Agilent Technologies test and measurement products, applications, services, and for a c

Quick Reference - 1 19Front Panel Menus - At a Glance ADDRESS 7 Sets the GPIB Address INTF GPIB Selects an interface (GPIB | RS232) 1 BAUDRATE 300

Manual Updates The following updates have been made to this manual since its publication. 7/22/99 Additional information about CV mode operation has

2Warranty Information CERTIFICATION Agilent Technologies certifies that this product met its published specifications at time of shipment from the fa

1 - Quick Reference 20SCPI Programming Commands - At a Glance NOTE: Some [optional] commands have been included for clarity. Refer to chapter 8 for

21 2 General Information Document Orientation This manual describes the operation of the Agilent Model 66111A Fast Transient, the Agilent Model 66311

2 - General Information 22Safety Considerations This dc source is a Safety Class 1 instrument, which means it has a protective earth terminal. That t

General Information - 2 23Description and Model Differences The Agilent 66111A Fast Transient DC Source is a high performance dc power source that pr

2 - General Information 24Common Capabilities ♦ Voltage and current control with 12-bit programming resolution on output 1. 3 ampere current sour

General Information - 2 25Output 1 Characteristic The dc source's main output (output 1) characteristic is shown in the following figure. The m

2 - General Information 26positive operating quadrant in the constant current region. Figure 2-1 also shows a single range − two quadrant capability.

General Information - 2 27Option 521 Description (Agilent 66309B/D only) Option 521 consists of the following enhancements to the output capabilities

29 3 Installation Installation and Operation Checklist Check the Output Compensation ! Check that the output compensation of the dc source is appropr

3Safety Summary The following general safety precautions must be observed during all phases of operation of this instrument. Failure to comply with t

3 - Installation 30Inspection Damage When you receive your dc source, inspect it for any obvious damage that may have occurred during shipment. If th

Installation - 3 31NOTE: This dc source generates magnetic fields that may affect the operation of other instruments. If your instrument is susce

3 - Installation 32Output Connections Turn the unit off before connecting any wires. Output 1 The main output connector (output 1) has a termination

Installation - 3 33The maximum allowable value of load lead resistance is 4 ohms total (2 ohms per side). This may be further limited to a lower v

3 - Installation 34The sense leads are part of the dc source's feedback path and must be kept at a low resistance (less than several ohms) to ma

Installation - 3 35LOADOUTPUT 1/OUTPUT 2CONNECTOR+_-S - + +STWIST LEADSWIRE RESISTANCELENGTHMUST BEUNDER 20INCHESTWIST PAIRFIXTURECONNE

3 - Installation 36Open Sense Lead Protection The main output (output 1) of the dc source has built-in open sense protection circuitry that detects i

Installation - 3 37If the open sense lead protection circuit detects an open sense lead, the Prot annunciator on the front panel turns on and the o

3 - Installation 38Output Compensation High bandwidth performance and stability are achieved by using a software-switchable output compensation circu

Installation - 3 39OVP Considerations CAUTION: Disabling the OVP protection circuit may cause excessive output voltages, such as can occur if the

4 SAFETY SYMBOLS Direct current Alternating current Both direct and alternating current Three-phase alternating current Earth (ground) terminal

3 - Installation 40NOTE: The DVM is not designed to measure voltages that are greater than +25 Vdc or less than −4.5 Vdc with respect to the negativ

Installation - 3 41♦ You cannot measure voltages greater than +25 Vdc with respect to the negative terminal of the main output. A situation where

3 - Installation 42External Protection Connections This rear panel connector, has a fault output port and an inhibit input port. The fault (FLT) outp

Installation - 3 43Digital I/O Connections As shown in Table 3-3 and Figure 3-11, the FLT/INH connector can also be configured as a digital I/O por

3 - Installation 44Dc sources may be connected to the GPIB interface in series configuration, star configuration, or a combination of the two, provid

45 4 Turn-On Checkout Checkout Procedure Successful tests in this chapter provide a high degree of confidence that your unit is operating properly. F

4 - Turn-On Checkout 46 Procedure Display Explanation 7. Plug the output connector back into the unit. Restores the output sense connections.

Turn-On Checkout - 4 47Only perform steps 23 to 33 if you are verifying an Agilent 66309B or 66309D unit. Procedure Display Explanation 23. Tu

4 - Turn-On Checkout 48Table 4-1. Power-On Selftest Errors Error No. Failed Test Error 0 No error Error 1 Non-volatile RAM RD0 section checksum fa

49 5 Front Panel Operation Introduction Here is what you will find in this chapter: ♦ a complete description of the front panel controls ♦ front pa

5 DECLARATION OF CONFORMITY According to ISO/IEC Guide 22 and CEN/CENELEC EN 45014 Declaration Page Manufacturer’s Name and Address Responsible P

5 – Front Panel Operation 50 1111 Display 14-character vacuum fluorescent display for showing output measurements and programmed values. 2222 Annunc

Front Panel Operation - 5 51System Keys Refer to the examples later in this chapter for more details on the use of these keys. LocalAddressRecallSave

5 – Front Panel Operation 52Function Keys Refer to the examples later in this chapter for more details on the use of these keys. MeterProtectVoltageC

Front Panel Operation - 5 53Metering Keys Metering keys control the metering functions of the dc source. As set from the factory, all front panel mea

5 – Front Panel Operation 54Output Control Keys Output control keys control the output functions of the dc source. Press this key to access the volt

Front Panel Operation - 5 55Entry Keys Refer to the examples later in this chapter for more details on the use of these keys. EnterNumberEnterCir En

5 – Front Panel Operation 56Examples of Front Panel Programming You will find these examples on the following pages: 1 Using the front panel display

Front Panel Operation - 5 572 - Setting the Output Voltage, Current, Compensation, and Relay Mode This example shows you how to set the output voltag

5 – Front Panel Operation 58Setting the relay mode (Agilent 66309B/D with Option 521 only) Action Display 1. Use Output ON/OFF to make sure that th

Front Panel Operation - 5 593. To make minor changes to an existing value: On the Function keypad, press Current. On the Entry keypad, press " o

6Acoustic Noise Information Herstellerbescheinigung Diese Information steht im Zusammenhang mit den Anforderungen der Maschinenläminformationsverordn

5 – Front Panel Operation 605 – Making Basic Front Panel Measurements As shipped from the factory, front panel measurements for the main output (outp

Front Panel Operation - 5 616 – Making Enhanced Front Panel Measurements The following figure illustrates the enhanced measurement capabilities of Ag

5 – Front Panel Operation 622. To change the front panel time interval and buffer size for output waveform measurements, press Shift, Input. Then pr

Front Panel Operation - 5 638 - Programming External Protection and the Digital Port Functions Your dc source is shipped with the output port functio

5 – Front Panel Operation 64Set the Language as follows: (not valid for Agilent 66309B/D) Action Display 1. On the System keypad, press Address. AD

65 6 Introduction to Programming External References GPIB References The most important GPIB documents are your controller programming manuals - BASI

6 - Introduction to Programming 66VXIplug&play Power Products Instrument Drivers VXIplug&play instrument drivers for Microsoft Windows 95 and

Introduction to Programming - 6 67Accessing Online Help A comprehensive online programming reference is provided with the driver. It describes how to

6 - Introduction to Programming 68SPACE Seven data bits with space parity (parity is always false) NONE Eight data bits without parity Parity optio

Introduction to Programming - 6 69Conventions Used in This Guide Angle brackets < > Items within angle brackets are parameter abbreviations

7Table of Contents Warranty Information 2 Safety Summary 3 Declaration Page 5 Acoustic Noise Information 6 Printing History 6 Table of Contents

6 - Introduction to Programming 70Multiple Commands in a Message Multiple SCPI commands can be combined and sent as a single message with one message

Introduction to Programming - 6 71Using Queries Observe the following precautions with queries: ♦ Set up the proper number of variables for the retu

6 - Introduction to Programming 72Query Indicator Following a header with a question mark turns it into a query (VOLTage?, VOLTage:PROTection?). If

Introduction to Programming - 6 73Suffixes and Multipliers Class Suffix Unit Unit with Multiplier Current A ampere MA (milliampere) Amplitude V

6 - Introduction to Programming 74Using Device Clear You can send a device clear at any time abort a SCPI command that may be hanging up the GPIB int

75 7 Programming the DC Source Introduction This chapter contains examples on how to program your dc source. Simple examples show you how to program:

7 - Programming the DC Source 76Output Voltage The output voltage is controlled with the VOLTage command. To set the output voltage to 5 volts, use:

Programming the DC Source - 7 77Triggering Output Changes The dc source has two independent trigger systems. One is used for synchronizing output cha

7 - Programming the DC Source 78Enabling the Output Trigger System When the dc source is turned on, the trigger subsystem is in the idle state. In t

Programming the DC Source - 7 79Making Basic Measurements All dc sources have excellent output voltage and current measurement capability. NOTE: The

8DVM Connections 39 Measuring Circuits that are Not Powered by the Main Output 40 Measuring Circuits that are Floating with Respect to the Main Out

7 - Programming the DC Source 80When the instrument is turned on and at *RST, the output voltage or current sampling rate is 15.6 microseconds, and t

Programming the DC Source - 7 81There are two ways to make enhanced measurements: ♦ Use the MEASure queries to immediately start acquiring new volta

7 - Programming the DC Source 82Pulse Measurements After pulse data has been acquired, use FETCh queries to return measurement data in the shortest t

Programming the DC Source - 7 83Returning All Measurement Data From the Data Buffer The MEASure:ARRay and FETCh:ARRay queries return all data values

7 - Programming the DC Source 84Triggered Measurements Use the measurement trigger system to synchronize the acquisition of measurements with either

Programming the DC Source - 7 85Enabling the Measurement Trigger System When the dc source is turned on, the trigger system is in the idle state. In

7 - Programming the DC Source 86Generating Measurement Triggers Single Triggers After you specify the appropriate trigger source and sensing functio

Programming the DC Source - 7 87One way to wait for results without tying up the computer is to use the SCPI command completion commands. For example

7 - Programming the DC Source 88Pre-trigger and Post-trigger Data Acquisition The measurement system lets you capture data before, after, or at the t

Programming the DC Source - 7 89Power-On Conditions Refer to the *RST command description in chapter 8 for the power-on conditions of the status regi

9Including Common Commands 70 Using Queries 71 Types of SCPI Messages 71 The Message Unit 71 Headers 71 Query Indicator 72 Message Unit Separat

7 - Programming the DC Source 90Table 7-1. Bit Configurations of Status Registers Bit Signal Meaning 0 5 8 9 10 11 12 CAL WTG CV CV2 CC+ CC- CC

Programming the DC Source - 7 91Questionable Status Group The Questionable Status registers record signals that indicate abnormal operation of the dc

7 - Programming the DC Source 92The MSS Bit This is a real-time (unlatched) summary of all Status Byte register bits that are enabled by the Service

Programming the DC Source - 7 93 Step 1 Program the Operation Status PTR register to allow a positive transition at bit 10 to be latched into the Op

7 - Programming the DC Source 94Discrete Fault Indicator (DFI) The discrete fault indicator is an open-collector logic signal connected to the rear p

95 8 Language Dictionary Introduction This section gives the syntax and parameters for all the IEEE 488.2 SCPI commands and the Common commands used

8 – Language Dictionary 96Table 8-1. Subsystem Commands Syntax ABORt Resets the trigger system to the Idle state CALibrate :CURRent [

Language Dictionary - 8 97Table 8-1. Subsystem Commands Syntax (continued) :DVM [:DC]? Returns DVM dc voltage measurement

8 – Language Dictionary 98Table 8-1. Subsystem Commands Syntax (continued) :PROTection [:LEVel] <n> Sets the o

Language Dictionary - 8 99Common Commands Common commands begin with an * and consist of three letters (command) or three letters and a ? (query). Th