Hp E1459A Manual do Utilizador descarregar pdf (Página 70)

HP E1459A SCPI Command Reference 69

SYSTem:ERRor?

Queries the error register for the error value and string to identify the error. The

errors are held in an error buffer and read on a First-In-First-Out basis.

Parameters None

Comments • Returns the error number and string. If no errors are in the error buffer, the

command returns:

+0,"No error"

• *CLS clears the error buffer.

• *RST does not affect the error buffer

• Refer to Appendix C for possible error messages.

Example SYST:ERR?

Requests the error messages.

SYSTem:VERSion?

Returns the SCPI version to which this module complies.

Parameters None

Comments • Returns a decimal value in the form:YYY.R where YYY is the year and R is

the revision number within that year. Since there is no SCPI subsystem defined

for Digital I/O or Event Interrupts, the version returned will be:

1990.0

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Hp E1459A Manual do Utilizador Página 70