Keithley 2002

IEEE-488 Reference
3-15
Figure 3-11
Questionable event status
(B13 - B9)(B14) (B8)(B15)
OR
Questionable
Condition Register
Questionable Event
Enable Register
Warn = Command Warning
Cal = Calibration Summary
Temp = Temperature Summary
& = Logical AND
OR = Logical OR
PTR = Positive Transition Register
NTR = Negative Transition Register
&
&
&
0
(B13 - B9)(B14) (B8)(B15)
0
Cal
(B13 - B9)(B14) (B8)(B15)
0
Warn Cal
PTR
NTR
Questionable
Transition Filter
Questionable Event
Register
(B13 - B9)(B14) (B8)(B15)
To Questionable
Summary Bit
(QSB) of Status
Byte Register.
(B7 - B5)
(B7 - B5)
(B7 - B5)
(B7 - B5)
Warn Cal
0
Warn Cal
&
(B4)
Temp
(B4)
Temp
(B4)
Temp
(B3 - B0)
(B3 - B0)
(B3 - B0)
(B3 - B0)(B4)
Temp
&