Agilent Technologies 34901A User Manual page 288

Chapter 5 Remote Interface Reference
The SCPI Status System
The Standard Operation Register
The Standard Operation register group is used to report when the
instrument is scanning. Any or all of these conditions can be reported to
the Standard Operation summary bit through the enable register. To set
the enable register mask, you must write a decimal value to the register
using the STATus:OPER:ENABle command.
Bit Definitions – Standard Operation Register
Bit Number
0 Not Used
1 Not Used
2 Not Used
3 Not Used
4 Scan in Progress
5 Not Used
6 Not Used
7 Not Used
8 Configuration Change
9 Memory Threshold
10 Not Used
15 Not Used
The Standard Operation event register is cleared when:
• You execute the *CLS (clear status) command.
• You query the event register using the STATus:OPER:EVENt? command.
The Standard Operation enable register is cleared when:
• You turn on the power (*PSC does not apply).
• You execute the STATus:PRESet command.
• You execute the STATus:OPER:ENABle 0 command.
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Decimal
Value Definition
1 Returns "0".
2 Returns "0".
4 Returns "0".
8 Returns "0".
16 Instrument is scanning (
32 Returns "0".
64 Returns "0".
128 Returns "0".
256 Channel configuration was changed from the
front panel. This bit is cleared when a new
scan is initiated.
512 Programmed number of readings have been
stored in reading memory.
1024 Returns "0".
32768 Returns "0".
SCAN annunciator is on).
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