Rigol DS1204B Dokumentacja Pobierz pdf (Strona 85)

Command Systems RIGOL

Programming Guide for DS1000B Series

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5. :WAVeform:SOURce

Command Format:

:WAVeform:SOURce <source>

:WAVeform:SOURce?

Function:

The command sets the source of waveform data which is going to check. The

<source> may be CHANnel1, CHANnel2, CHANnel3, CHANnel4 or MATH.

Returned Format:

The query returns Channel1 or Channel2, Channel3, Channel4, MATH.

Example:

:WAV:SOUR CHAN2 Set the data source as channel 2.

:WAV:SOUR? Return Channel2.

6. :WAVeform:PREamble?

Command Format:

:WAVeform:PREamble?

Function:

This command queries the current waveform settings.

Returned Format:

The query returns 10 data which are separated by comma “,”, they are:

Format,Type,Points,Count,Xinc,Xor,Xref,Yinc,Yor,Yref

Parameter Value:

Format: BYTE – 0; WORD – 1; ASCII – 2.

Type: NORMAL – 0; PEAK_DETECT – 1; AVERAGE – 2.

Points: specified by :WAVeform:POINts command.

Count: the “average acquisition time” (in average mode) or “1” (other mode);

Xinc: 1/SaRate (RAW) or TimeScale/50 (NORMAL);

Xor: relative time of the trigger points;

Xref: X reference;

Yinc: Y unit voltage;

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Rigol DS1204B Dokumentacja Strona 85