User manual

IEEE-488 Reference
2001-900-01 Rev. K / August 2010 4-169
Trigger Event Register:
 Not used.
 Set bit indicates that the instrument is in the trigger layer (PTR), or that
the instrument has exited from the trigger layer (NTR).
 Not used.
Arm Event Register:
 Not used.
 Set bit indicates that the instrument is in an arm layer (PTR), or that the
instrument has exited from the arm layers (NTR).
 Not used.
Idle Arm Trig
B15 - B11 B10
B9 B8 B7 B6 B5
B4 B3
B2 B1
B0
(2 )
10
1024
(2 )
9
(2 )
6
(2 )
5
(2 )
1
(2 )
0
64 32
0/1 0/1 0/1
0/1
Bit Position
Event
Decimal Weighting
Value
Value : 1 = Operation Event Set
0 = Operation Event Cleared
Events : Idle = Idle state of the 2001
Calc = Calculating
Arm = Waiting for Arm
Trig = Waiting for Trigger
Set = Settling
Cal = Calibrating
Set
2
Calc Cal
512 1
0/1 0/1
cáÖìêÉ=QJOQ
Operation Event Register
cáÖìêÉ=QJOR
Trigger Event Register
B15 - B2
B1 B0
(2 )
1
2
0/1
Bit Position
Event
Decimal Weighting
Value
Value : 1 = Event Bit Set
0 = Event Bit Cleared
Event : Seq1 = Sequence 1
Seq1