Hp e1459a data available event detection flowchart – HP E1459A User Manual

Page 37

Using the HP E1459A Module

Figure 2-2. HP E1459A Data Available Event Detection Flowchart

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

INPut

n:DEBounce:TIMe

[SENSe:]EVENt:PORT

n:DAVailable:ENABle

Set External Clock Source

INPut

n:CLOCk[:SOURce]EXT

[SENSe:]EVENt:PSUMmary:DAV?

STATus:OPERation:PSUMmary:CONDition?

STATus:OPERation:PSUMmary:ENABle <

mask>

STATus:OPERation:ENABle 512
*SRE128

HP E1459A Data Available Event Detection Flowchart

Read the data and clear the

event detector register

MEASure:DIGital:DATA

n:type:VALue?

MEASure:DIGital:DATA

n:type:BITm?

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