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HP 8590 E & L Series Spectrum Analyzers and HP 8591C Cable TV ...

HP 8590 E & L Series Spectrum Analyzers and HP 8591C Cable TV ...

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CNTLA<br />

Auxiliary Interface Control Line A<br />

Sets the control line A of the auxiliary interface high or low.<br />

Syntax<br />

CNTLA OFF<br />

Equivalent Softkey: CNTL A 0 1 .<br />

Related Comm<strong>and</strong>s: CNTLB, CNTLC, CNTLD, CNTLI.<br />

Example<br />

OUTPUT 718 ; "CNTLA ON; I’ Sets control line A high.<br />

OUTPUT 718;"CNTLA?;" Queries the state of control line A.<br />

ENTER 718;A$ Gets the response from the spectrum analyzix<br />

DISP A$ Displays the response.<br />

Description<br />

CNTLA ON sets control line A to high, CNTLA OFF sets it to low (the auxiliary interface<br />

connector outputs use transistor-transistor logic).<br />

Query Response<br />

5-l 06 Programming Comm<strong>and</strong>s<br />

ON<br />

/<br />

output<br />

’ t e r m i n a t i o n +<br />

XCNTLA

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