Agilent Technologies Agilent E5250A - Manual (Page 181)

Agilent E5250A User’s Guide, Edition 11 7-13
Command Reference
*STB?
*STB?
This query command reads the Status Byte Register (reads Master Summary Status
bit, not Request for Service Message).
For bit6, this command reads MSS, not Request for Service (RQS). Refer to “Status
Reporting Structure” on page 7-48.
Syntax *STB?
Query response register <newline><^END>
Semantics The following table shows the bits of the Status Byte Register, and the
binary-weighted decimal value of each bit.
Example OUTPUT @Hp5250;"*STB?"
ENTER @Hp5250;A
Parameter Explanation
register decimal integer value that is the sum of the binary-weighted values
for the set bits
bit
binary-
weight
description
0 1 not used. always 0.
1 2 not used. always 0.
2 4 not used. always 0.
3 8 not used. always 0.
4 16 MAV (Message Available summary-message)
5 32 ESB (Event Status Bit)
6 64 MSS (Master Summary Status)
7 128 not used. always 0.