logNumOfRecords (Function)

logNumOfRecords will report the number of records currently in the Datalogger.

Input:

handle : SYSHANDLE

A handle to the Datalogger to get the number of records from. If not provided, it will work on the flash-based log. Only supported on NX32L with firmware 1.50.00 or newer.

Returns: DINT

Number of records in the Datalogger.

Declaration:

FUNCTION logNumOfRecords : DINT;
VAR_INPUT
  handle     : SYSHANDLE;
END_VAR;

Example:

INCLUDE rtcu.inc
 
PROGRAM test;
VAR
  numrec : DINT;
END_VAR;
 
BEGIN
  ...
  // Get number of records in datalogger
  numrec:=logNumOfRecords();
  ...
END;
 
END_PROGRAM;