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

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<strong>TV</strong>SFRM<br />

<strong>TV</strong> Frame<br />

Selects the type of video frame to trigger on.<br />

Syntax<br />

Options Required: Options 101 <strong>and</strong> 102, or Option 301.<br />

Related Comm<strong>and</strong>s: HAVE, <strong>TV</strong>LINE, <strong>TV</strong>SYNC.<br />

Example<br />

OUTPUT 718;"<strong>TV</strong>SFRM BOTH;"<br />

Description<br />

<strong>TV</strong>SFRM <strong>TV</strong> Frame<br />

The ODD <strong>and</strong> EVEN trigger are for interlaced formats, <strong>and</strong> VERTICAL is for noninterlaced<br />

display formats.<br />

The functions of <strong>TV</strong>SFRM ODD, <strong>TV</strong>SFRM EVEN, <strong>and</strong> <strong>TV</strong>SFRM BOTH are identical to<br />

<strong>TV</strong> TRIG ODD FLD , <strong>TV</strong> TRIG EVEN FLD , <strong>and</strong> <strong>TV</strong> TRfG VERT INT , respectively. <strong>TV</strong>SFRM<br />

BOTH is the same as <strong>TV</strong>SFRM VERTICAL.<br />

When used as a predefined variable, <strong>TV</strong>SFRM returns a number. The number that is returned<br />

depends upon the setting of the <strong>TV</strong>SFRM parameter, as shown in the following table.<br />

I VERTICAL or BOTH I 0 I<br />

EVEN 1<br />

ODD I 2 I<br />

Programming Comm<strong>and</strong>s 5-573

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