Keysight Truevolt Series Operating And Service Manual page 264

Standard Event Register
The following table describes the Standard Event Register.
Bit Num- Bit Name Decimal
ber Value
0 Operation 1
Complete
1 Not Used 2
2 Query 4
Error
3 Device- 8
Specific
Error
4 Execution 16
Error
5 Command 32
Error
6 Not Used 64
7 Power On 128
Status Byte Register
The following table describes the Status Byte Register.
Bit Num- Bit Name
ber
0 Not Used
1 Not Used
2 Error Queue
3 Questionable Data
Summary
4 Message Available
5 Standard Event
Summary
6 Master Summary
7 Standard Operation
Summary
Keysight True volt Series Operating and Service Guide
Definition
All commands prior to and including
0 is returned.
The instrument tried to read the output buffer but it was empty. Or, a new command line was received
before a previous query has been read. Or, both the input and output buffers are full.
A device-specific error, including a self-test error or calibration error, occurred (an error in the -300
range or any positive error has been generated). See
error message list.
An execution error occurred (an error in the -200 range has been generated).
A command syntax error occurred (an error in the -100 range has been generated).
0 is returned.
Power has been cycled since the last time the event register was read or cleared.
Decimal Definition
Value
1 (Reserved for future use)
2 (Reserved for future use)
4
One or more errors have been stored in the Error Queue. Use
and delete errors.
8 One or more bits are set in the Questionable Data Register (bits must be enabled, see
STATus:QUEStionable:ENABle
16 Data is available in the instrument's output buffer.
32
One or more bits are set in the Standard Event Register (bits must be enabled, see
64 One or more bits are set in the Status Byte Register and may generate a Request for Service
(RQS). Bits must be enabled using
128 One or more bits are set in the Standard Operation Register (bits must be enabled, see
STATus:OPERation:ENABle
SCPI Programming Reference
*OPC
have been executed.
SCPI Error Messages
).
*SRE
.
).
for the complete SCPI
SYSTem:ERRor?
to read
*ESE
).
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