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B) TRACe:FEED <name>
Name parameters:
•
SENSe — Raw input readings are stored in the buffer.
•
CALCulate1 — The results of the mX+b or percent (%) calculation are stored in the
buffer. See Section 7 for information on mX+b and percent.
•
CALCulate2 — Test limit or Rel readings are stored in the buffer. See Section 10 for
information on limit tests.
C) TRACe:FEED:CONTrol <name>
Name parameters:
•
NEXT — Enables the buffer and turns on the asterisk (*) annunciator. After the buffer
stores the specified number of readings, the asterisk annunciator turns off.
•
NEVer — Disables the buffer.
D) TRACe:TSTamp:FORMat <name>
Name parameters:
•
ABSolute — Each timestamp is referenced to the first reading stored in the buffer.
•
DELTa — Timestamps provide the time between each buffer reading.
•
The timestamp data element can be included with each buffer reading (see Ref F).
E) TRACe:DATA?
1.
The response message will include one to three data elements for each stored reading.
Use the FORMat:ELEMents command (see Ref F) to specify the elements.
2.
Reading an empty buffer will result in the "ERROR: -230" display message.
3.
Buffer data can be sent in the binary format. See the FORMat Subsystem in Section 16
for details.
F) FORMat:ELEMents <list>
1.
List parameters:
•
READing —Includes the buffer reading in each data string.
•
TIME — Includes the timestamp for each reading. Timestamp can be in the absolute
or delta format (see Ref D).
•
STATus — Includes a status word for each reading. It provides status information on
instrument operation. See "FORMat Subsystem" in Section 16 for details.
2.
At least one data element must be in the list. Listed elements must be separated by a
comma (i.e. FORMat:ELEMents READing, TIME). Elements not listed will not
accompany the response message for TRACe:DATA?.
Buffer
8-5
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