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Falling edge odav s3, Rising edge odav (default) s3, Active low obusy – Measurement Computing Digital HS User Manual

Page 19: Active high obusy (default) s3

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The Output Data available handshake line, oDAV, is an output line sourced by the
Digital488HS/32. It can be configured for active high or active low operation.
Factory default is active high (rising edge) operation.

OPEN

8

7

6

5

4

3

2

1

Falling Edge oDAV

S3

oDAV POL

OPEN

8

7

6

5

4

3

2

1

Rising Edge oDAV

(default)

S3

oDAV POL

Polarity Selection for the oDAV Handshake Line

2.2.2.3.4 S3-4 oBUSY POL: Output Port Busy Handshake Line

The output port busy handshake line, oBusy, is an input sensed by the
Digital488HS/32. It can be configured as active high or active low. Factory default is
active high.

OPEN

8

7

6

5

4

3

2

1

Active Low oBusy

OPEN

8

7

6

5

4

3

2

1

Active High oBusy

(default)

S3

oBUSY POL

S3

oBUSY POL

Polarity Selection for the oBusy Handshake Line

2.2.2.3.5 S3-5 oEND POL: Output End Control Line

The level of the oEND control line is individually switch selectable for active high or
active low operation. The oEND line is forced active, either high or low, by power-