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STATus:OPERation[:EVENt]? ............................................................................71
STATus:PRESet .................................................................................................71
SYSTem .....................................................................................................................72
SYSTem:CDEScription? .....................................................................................72
SYSTem:CPON ..................................................................................................73
SYSTem:CTYPe? ...............................................................................................73
SYSTem:ERRor? ................................................................................................74
TRIGger .....................................................................................................................75
TRIGger[:IMMediate] ..........................................................................................75
TRIGger:SOURce ...............................................................................................76
TRIGger:SOURce? .............................................................................................77
SCPI Commands Quick Reference............................................................................78
IEEE 488.2 Common Commands Reference ............................................................79
Appendix A - Matrix Modules Specifications ..............................................................81
Appendix B - Register-Based Programming ...............................................................83
About This Appendix..................................................................................................83
Register Programming vs. SCPI Programming..........................................................83
Addressing the Registers...........................................................................................83
The Base Address ..............................................................................................84
Register Offset ....................................................................................................84
Register Descriptions.................................................................................................86
Reading and Writing to the Registers .................................................................86
Manufacturer Identification Register ...................................................................86
Device Type Register .........................................................................................86
Status/Control Register .......................................................................................86
Relay Control Register .......................................................................................88
Programming Examples.............................................................................................90
Example: Reading the Registers (BASIC) ..........................................................90
Example: Reading the Registers (C/HP-UX) ......................................................91
Example: Making Measurements (BASIC) .........................................................92
Example: Making Measurements (C/HP-UX) .....................................................93
Example: Scanning Channels (BASIC) ..............................................................95
Example: Scanning Channels (C/HP-UX) ..........................................................96
Appendix C - Matrix Modules Error Messages ...........................................................99
Error Types ................................................................................................................99
Error Messages........................................................................................................100
Appendix D - Relay Life ..............................................................................................101
Replacement Strategy..............................................................................................101
Relay Life Factors ....................................................................................................101
End-of-Life Determination ........................................................................................101
Index .............................................................................................................................103