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III
CONTENTS Page
1 ABOUT THIS MANUAL
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
1.1 What this Manual Contains
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
2 GETTING STARTED WITH SCPI PROGRAMMING
. . 2-1
2.1 Preparations for SCPI Programming
. . . . . . . . . . . . . . . . . . . . . . 2-1
2.1.1 System setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
2.1.2 Programming environment . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
2.2 Initializing the CombiScope Instrument
. . . . . . . . . . . . . . . . . . . . 2-4
2.2.1 How to reset the CombiScope instrument . . . . . . . . . . . . . . 2-4
2.2.2 How to identify the CombiScope instrument . . . . . . . . . . . . 2-4
2.2.3 How to switch between digital and analog mode . . . . . . . . . 2-4
2.3 Error Reporting
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
2.4 Acquiring Traces
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
2.4.1 How to acquire a single shot trace . . . . . . . . . . . . . . . . . . . . 2-7
2.4.2 How to acquire repetitive traces . . . . . . . . . . . . . . . . . . . . . . 2-8
2.5 Measuring Signal Characteristics
. . . . . . . . . . . . . . . . . . . . . . . . . 2-9
2.5.1 How to make a single shot measurement . . . . . . . . . . . . . 2-10
2.5.2 How to make repeated measurements . . . . . . . . . . . . . . . 2-10
3 USING THE COMBISCOPE INSTRUMENTS
. . . . . . . . . 3-1
3.1 Introduction
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
3.2 Fundamental Programming Concepts
. . . . . . . . . . . . . . . . . . . . . 3-3
3.2.1 Measurement instructions . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
3.2.2 Single function programming using the instrument model . . 3-5
3.2.3 Instrument setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
3.2.4 Front panel simulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7