Agilent Technologies N3280A User Manual download pdf (Page 8)

8

INTRODUCTION TO PROGRAMMING 31

External References 31

GPIB References 31

SCPI References 31

GPIB Capabilities of the DC Source 31

Introduction to SCPI 32

Conventions Used in This Guide 32

Types of SCPI Commands 32

Multiple Commands in a Message 33

Moving Among Subsystems 33

Including Common Commands 33

Using Queries 33

Types of SCPI Messages 34

The Message Unit 34

Channel List Parameter 34

Headers 35

Query Indicator 35

Message Unit Separator 35

Root Specifier 35

Message Terminator 35

SCPI Data Formats 35

Numerical Data Formats 35

Suffixes and Multipliers 36

Response Data Types 36

SCPI Command Completion 36

Using Device Clear 37

PROGRAMMING THE DC SOURCE 39

Introduction 39

Programming the Output 39

Power-on Initialization 39

Enabling the Output 39

Output Voltage 39

Overvoltage Protection 40

Output Current 40

Output Mode 40

Oscillation Protection 41

Triggering Output Changes 41

Output Trigger Model 41

Setting the Voltage and Current Trigger Levels 42

Enabling the Output Trigger System 42

Selecting the Output Trigger Source 42

Generating Output Triggers 43

Making Measurements 43

Average Measurements 43

Power Line Cycles 44

Measurement Samples and Time Interval 44

Current Ranges 45

Window Functions 45

Returning All Measurement Data From the Data Buffer 45

Triggered Measurements 45

Measurement Trigger Model 46

Enabling the Measurement Trigger System 46

Selecting the Measurement Trigger Source 46

Selecting the Sensing Function 47

Output Settling Delay 47

Generating Measurement Triggers 47

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