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Status Byte Register
The .Statu.s Byfe Register represents eight status messages, each being defined by a single bit in the Register. Each
bit is given a decimal weighting according to its position in the register.
Bit
7
6
5
4
3
2
1
0
The Status Byte Register can be read with the query *STB?.
Each status message represents an specific event that can occur in the analyzer.
Bit 1
Summary
7
MSS
Master Status Summary
ESB
Status Bit
Message Available
SAV
Status Message Available
EAV
Error Message Available
CAL
Calibration Warning
unused
Motorola Communications Analyzer
Programming Reference
Weight
Status Byte Register Bit Definitions
128
not used
64
MSS - Master Status Summary
32
ESB - Event Status Bit
16
8
EAV - Error Message Available
4
SAV - Status Message Available
CAL -
Recalibration warning
2
1
not used
Message
This summary message bit indicates one of
the other summary bits in the Status Byte
Register is set.
This summary message bit indicates one of
the events defined in the Standard Event
Status Resister has occurred and that event
has its corresponding bit mask enabled.
This summary message bit indicates that the
Output Queue has at least one output
message available. When false, the Output
Queue of the analyzer is either (1) empty
or (2) a valid message could not be
executed due to a condition in the
analyzer.
This summary message bit indicates at least
one
status message is available in the
Status Message Queue.
This summary message bit indicates at least
one error message is available in the Error
This summary message bit indicates the
analyzer has exceeded the temperature range
of the calibration data. A CAL bit value of
False
calibration.
20
Available
Description
Queue.
indicates the analyzer is within
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