Kepco MST 488 Programmer Instrukcja Użytkownika Pobierz pdf (Strona 9)

MST488-27 SVC 013004

TABLE OF CONTENTS

SECTION PAGE

SECTION 1 - INTRODUCTION

1.1 Scope of Manual ..................................................................................................................................... 1-1

1.2 General Description................................................................................................................................. 1-1

1.3 Specifications .......................................................................................................................................... 1-1

1.4 Equipment Supplied ................................................................................................................................ 1-4

1.5 Accessories ............................................................................................................................................. 1-4

SECTION 2 - INSTALLATION

2.1 Unpacking and Inspection ....................................................................................................................... 2-1

2.2 Installation ............................................................................................................................................... 2-1

2.2.1 Set (GPIB) Device Address, Configure RS 232................................................................................. 2-1

2.2.1.1 Using GPIB Only.......................................................................................................................... 2-1

2.2.1.2 Using RS 232 Only ...................................................................................................................... 2-2

2.2.1.3 Using both GPIB addressing and RS 232.................................................................................... 2-3

2.2.1.4 RS 232 Connections.................................................................................................................... 2-3

2.2.2 Start-up Language/Compatibility Mode/GPIB Addressing Default .................................................... 2-3

2.2.3 Set Shield Ground Jumper ................................................................................................................ 2-4

2.2.4 Final System Interconnections........................................................................................................... 2-4

2.3 Rear Terminations on the MST 488-27 ................................................................................................... 2-5

SECTION 3 - OPERATION

3.1 General.................................................................................................................................................... 3-1

3.2 IEEE 488 (GPIB) Bus Protocol................................................................................................................ 3-1

3.2.1 String Parsing .................................................................................................................................... 3-2

3.3 RS 232 Operation.................................................................................................................................... 3-3

3.3.1 RS 232 With GPIB addressing .......................................................................................................... 3-3

3.3.2 Serial INterface.................................................................................................................................. 3-3

3.3.3 RS 232 Implementation ..................................................................................................................... 3-4

3.3.3.1 Echo Mode................................................................................................................................... 3-5

3.3.3.2 Prompt Method ............................................................................................................................ 3-5

3.3.3.3 XON XOFF Method...................................................................................................................... 3-5

3.3.4 Programming Techniques to Optimize Power Supply performance.................................................. 3-6

3.4 SCPI Programming ................................................................................................................................. 3-6

3.4.1 SCPI Messages ................................................................................................................................. 3-7

3.4.2 Common Commands/Queries ........................................................................................................... 3-7

3.4.3 SCPI Subsystem Command/Query Structure.................................................................................... 3-7

3.4.4 Program Message Structure.............................................................................................................. 3-8

3.4.4.1 Keyword....................................................................................................................................... 3-8

3.4.4.2 Keyword Separator ...................................................................................................................... 3-10

3.4.4.3 Query Indicator ............................................................................................................................ 3-10

3.4.4.4 Data ............................................................................................................................................. 3-10

3.4.4.5 Data Separator............................................................................................................................. 3-10

3.4.4.6 Message Unit Separator .............................................................................................................. 3-10

3.4.4.7 Root Specifier .............................................................................................................................. 3-10

3.4.5 Addressing Multiple Power Supplies ................................................................................................. 3-10

3.4.6 Understanding The Command Structure........................................................................................... 3-11

3.4.7 Program Message Syntax Summary ................................................................................................. 3-12

3.4.8 Status Reporting ................................................................................................................................ 3-12

3.4.8.1 Status Reporting Structure........................................................................................................... 3-12

3.4.8.2 Operational Status Register......................................................................................................... 3-13

3.4.8.3 QUEStionable Status Register..................................................................................................... 3-13

3.4.8.4 Multiple Logical Instruments ........................................................................................................ 3-14

3.4.9 SCPI Program Example..................................................................................................................... 3-16

3.5 CIIL Programming ................................................................................................................................... 3-16

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