Agilent Technologies E4356A Welding System User Manual


 
8
Introduction To SCPI 46
Conventions 46
Types of SCPI Commands 46
Traversing the Command Tree 47
Active Header Path 47
The Effect of Optional Headers 47
Moving Among Subsystems 48
Including Common Commands 48
SCPI Queries 48
Value Coupling 48
Types of SCPI Messages 49
Structure of a SCPI Message 49
SCPI Data Formats 51
Numerical Data 51
Boolean Data 51
Character Data 51
SCPI Command Completion 52
Programming Examples 52
Programming Voltage and Current 53
Programming Protection Circuits 53
Changing Outputs by Trigger 53
Saving and Recalling States 53
Writing to the Display 54
Programming Status 54
Detecting Events via SRO 54
Reading Specific Registers 54
Programming the Digital I/O Port 55
System Considerations 55
Setting the GPIB Address 55
Changing the Power supply GPIB Address 55
Assigning the GPIB Address In Programs 56
DOS Drivers 57
Types of Drivers 57
Error Handling 57
Agilent BASIC Controllers 57
Sample Program Code 57
SCPI Confirmed Commands 62
NON-SCPI Commands 62
7 - LANGUAGE DICTIONARY 63
Introduction 63
Parameters 63
Related Commands 63
Order of Presentation 63
Common Commands 63
Subsystem Commands 63
Description Of Common Commands 64
*CLS 64
*ESE 65
*ESR? 65
*IDN? 66
*OPC 66
*OPC? 67
*OPT? 67
*RCL 68
*RST 69