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4 all-times, 5 from-time, 6 to-time – Guralp Systems CMG-CD24 User Manual

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Operator's Guide

5.8.4 ALL-TIMES

Syntax: ALL-TIMES

Clears any time selection in force. The next DOWNLOAD will begin at
the read pointer, and end with the newest data. When it has finished,

the read pointer will be moved to the end of the downloaded data.

5.8.5 FROM-TIME

Syntax: yyyy mm dd hh mm FROM-TIME

Instructs the CD24 to transmit only data more recent than yyyy-mm-
dd
hh:mm, where

yyyy

is a four-digit year (1989 – 2069);

mm

is the month number (1 – 12);

dd

is the day of the month (1 – 31);

hh

is the hour of the day (0 – 23); and

mm

is the minute of the hour (0 – 59).

5.8.6 TO-TIME

Syntax: yyyy mm dd hh mm TO-TIME

Instructs the CD24 to transmit only data earlier than yyyy-mm-dd
hh:mm
, where yyyy, mm, dd, hh and mm have the same meanings as in
FROM-TIME, above.

You can combine FROM-TIME with TO-TIME to download data from a

specific time window.

When a TO-TIME download completes, the read pointer will be moved
to the end of the downloaded data. The old position of the read

pointer is forgotten, so issuing ALL-TIMES may transmit data you
have previously downloaded.

March 2011

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