BNC 835-M User Manual
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Model 835-M Programmer’s Manual V1.1 2011
The Operation Status group, consisting of the Operation Condition register, the Operation Positive
Transition register, the Operation Negative Transition register, the Operation Event register and
the Operation Event Enable register.
Standard Event Status Group
The Standard Event Status group, consisting of the Standard Event Status register (an Event register)
and the Standard Event Status Enable register, is used to determine the specific event that set bit 5 of
the Summary Status Byte.
The bits in the Standard Event Status register provide the following:
Bit Description
0 Set to indicate that all pending Model 835-M operations were completed following execution of
the
“*OPC” command.
1 Request control
2 Set to indicate that a query error has occurred. Query errors have SCPI error codes from
–499 to –400.
3 Set to indicate that a device-dependent error has occurred. Device-dependent errors have SCPI
error
codes from –399 to –300 and 1 to 32767.
4 Set to indicate that an execution error has occurred. Execution errors have SCPI error codes from
–299
to
–200.
5 Set to indicate that a command error has occurred. Command errors have SCPI error codes from
–199
to –100.
6 User request
7 Power on
Standard Event Status Enable register (ESE commands)
Operation Status Group
The Operation Status group, consisting of the Operation Condition register, the Operation Positive
Transition register, the Operation Negative Transition register, the Operation Event register, and the
Operation Event Enable register, is used to determine the specific condition that
set bit 7
in the
Summary Status Byte. The bits in the Operation Event register provide the following: