HP E1459A Data Available Event Detection Flowchart
INPutn:CLOCk[:SOURce]EXT
Set External Clock Source
INPutn:DEBounce:TIMe <time>
Optionally, set the
Debounce Time
Enable the DAV Detection
Wait for the Event to Occur.
Do one of the following:
1.Poll the Port Summary Register
2.Poll the Status Subsystem
3.Use SRQ to interrupt
[SENSe:]EVENt:PORTn:DAVailable:ENABle <state>
[SENSe:]EVENt:PSUMmary:DAV?
STATus:OPERation:PSUMmary:CONDition?
STATus:OPERation:PSUMmary:ENABle <mask> STATus:OPERation:ENABle 512
*SRE128
Read the data and clear the | MEASure:DIGital:DATAn:type:VALue? | |
MEASure:DIGital:DATAn:type:BITm? | ||
event detector register | ||
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Figure
36 Using the HP E1459A Module