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VX4792 User Manual
Standard Event Status Register read and clear
PON
URQ
&
&
&
Logic
OR
7
6
Standard Event Status Enable Register set
Service
-
Request
Generation
&
OR
7
Figure 4-6: Status and Event Handling Process Overview
Device Events
Device Event Status Enable Register
set with :DESE read with : DESE?
PON
URQ
CME
EXE
7
6
5
with *ESR? clear with *CLS
CME
EXE
DDE
QYE
&
&
&
&
&
&
&
&
5
4
3
2
with *ESR? clear with *CLS
Status Byte Register read with serial poll
RQS
-
-
ESB
MAV
MSS
&
&
&
&
&
&
&
5
4
3
2
Service Request Enable Register set with
*SRE? clear with *SRE
Status and Event Reporting
DDE
QYE
RQC
OPC
4
3
2
1
0
Event
Queue
RQC
OPC
-
-
CODE
CODE
CODE
Output
&
&
Queue
&
&
-
-
1
0
BYTE
BYTE
Queue not empty
or *STB? clear with *CLS
-
-
&
&
&
&
&
1
0
4-7
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