Chapter 4 Command Reference
Introduction
Programming Guide
4-93
A sequence of ASCII-encoded bytes: ON or OFF
•
*RST: ON
•
Use this command when [:SENS]:ROSC:SOUR EXT has been sent.
•
This value is unaffected by save/recall.
[:SENSe]:ROSCillator:EXTernal:FREQuency?
Queries the frequency value of the external reference oscillator.
•
Numeric data transferred as ASCII bytes in <NR3> format with six
significant digits.
•
Range is 1E6 to 10E6.
•
Units are Hertz.
•
If the current reference timebase is external but the frequency is not known
(because it is not 1, 5, or 10 MHz and [:SENS]:ROSC:SOUR:AUTO is
OFF), Not a Number
9.91E37
is returned.
•
If the current reference timebase is internal, Not a Number
9.91E37
is
returned.
Query only.
[:SENSe]:ROSCillator:SOURce INTernal | EXTernal
Sets or queries current reference timebase.
INTernal indicates the timebase is the internal reference. EXTernal indicates the
signal at the external reference input (located on the rear panel of the Counter;
Ref
In
connector) is the reference timebase.
A sequence of ASCII-encoded bytes: INT or EXT.
Query Response
Comments
Query Response
Comments
Query Response
Summary of Contents for 53131A
Page 1: ...Programming Guide HP 53131A 132A 225 MHz Universal Counter ...
Page 2: ......
Page 13: ...1 1 Before You Start ...
Page 24: ...Chapter 1 Before You Start Related Documentation 1 12 Programming Guide ...
Page 25: ...2 2 Command Summary A Quick Reference ...
Page 68: ...Chapter 2 Command Summary RST Response 2 44 Programming Guide ...
Page 69: ...3 3 Programming Your Universal Counter for Remote Operation ...
Page 167: ...4 4 Command Reference A Dictionary ...
Page 310: ...Chapter 4 Command Reference WAI Wait to Continue Command 4 144 Programming Guide ...
Page 311: ...5 5 Errors ...
Page 329: ......
Page 330: ...H Manual Part Number 53131 90044 Printed in U S A NOVEMBER 1996 ...