Campbell Scientific CR800 and CR850 Measurement and Control Systems - Manual (Page 357)

Section 8. Operation
357
and arguments and the commands wherein they are used. Parameters and
arguments for specific commands are listed in the following sections.
Table 87. API Commands, Parameters, and Arguments
Parameter
Commands in which the
parameter is used Function of parameter Argument(s)
uri
• BrowseSymbols
• DataQuery
•
ClockSet
•
ClockCheck
•
ListFiles
Specifies the data source.
• source: dl
(datalogger is data
source): default,
applies to all
commands listed in
column 2.
• tablename.fieldname :
applies only to
BrowseSymbols,
and DataQuery
format
• BrowseSymbols
• DataQuery
• ClockSet
• ClockCheck
•
FileControl
•
ListFiles
Specifies response format.
• html , xml , json :
apply to all
commands listed in
column 2.
• toa5 and tob1 apply
only to DataQuery
mode DataQuery Specifies range of data with
which to respond.
• most-recent
• since-time
• since-record
• data-range
• backfill
p1 DataQuery
• maximum number of
records (when using
most-recent argument).
• beginning date and/or
time (when using
since-time ,or date-
range arguments).
• beginning record
number (when using
since-record
argument).
• interval in seconds
(when using
backfill
argument).
• integer number of
records (when using
most-recent
argument)
• time in defined
format (when using
since-time ,or date-
range arguments, see
Time Syntax (p. 358)
section)
• integer record
number(when using
since-record
argument).
•
integer number of
seconds (when using
backfill argument).