Table of Contents
Advertisement
Model 6487 Reference Manual
Figure 10-4
Standard event status
To ESB bit
of Status Byte
Register
•
•
PON
*ESR?
(B15 - B8)
(B7)
&
OR
PON
*ESE <NRf>
(B15 - B8)
*ESE?
(B7)
Decimal
128
Weights
(2
PON = Power On
URQ = User Request
CME = Command Error
EXE = Execution Error
DDE = Device-Dependent Error
QYE = Query Error
OPC = Operation Complete
Bit B6, user request (URQ) — Set bit indicates that the LOCAL key on the
Model 6487 front panel was pressed.
Bit B7, power ON (PON) — Set bit indicates that Model 6487 has been turned off
and turned back on since the last time this register has been read.
URQ
CME
EXE
DDE
(B6)
(B5)
(B4)
(B3)
&
&
&
&
URQ
CME
EXE
DDE
(B6)
(B5)
(B4)
(B3)
64
32
16
8
7
)
(2
6
)
(2
5
)
(2
4
)
(2
3
)
& = Logical AND
OR = Logical OR
Status Structure
QYE
OPC
Standard Event
Register
(B2) (B1)
(B0)
&
&
QYE
OPC
Standard Event
(B2) (B1)
Enable Register
(B0)
4
1
(2
2
)
(2
0
)
10-11
Advertisement
Table of Contents
