HP 4284A - Page 320

STATus Subsystem
:OPERa-
tion[:EVENt]?
The :OPERation[:EVENt]? query returns the contents of the
standard op eration status event register. Reading the event register
using this query has the eect of clearing its contents, but has no
eect on the op eration status condition register.
Query Syntax
STATus:OPERation
2
:EVENt
3
?
Query Response
Returned Format is :
< value > <NL^END>
Where,
< value > NR1 format : decimal expression of the contents of the
operation status event register
The denition of each bit of the op eration status event register is as
follows.
Bit No. Description
15 { 5 Always 0 (zero)
4 Measurement Complete Bit
3 List Sweep Measurement Complete Bit
2, 1 Always 0 (zero)
0 Correction Data Measurement Complete Bit
Example
10 OUTPUT 717;"STAT:OPER?"
20 ENTER 717;A
30 PRINT A
40 END
Command Reference 8-79