clockGet (Functionblock)

This function block can be used to read the real time clock on the RTCU device.

Input:

None

Output:

year : INT (1980 .. 2048)

The current year.

month : SINT (1 .. 12)

The current month.

day : SINT (1 .. 31)

The current date.

hour: SINT (0 .. 23)

The current hour.

minute : SINT (0 .. 59)

The current minute.

second : SINT (0 .. 59)

The current second.

linsec : DINT

Seconds since 1980-1-1 00:00:00.

Declaration:

FUNCTION_BLOCK clockGet;
VAR_OUTPUT
   Year   : INT;   // 1980..2048 
   Month  : SINT;  // 01..12     
   Day    : SINT;  // 01..31     
   Hour   : SINT;  // 00..23     
   Minute : SINT;  // 00..59     
   Second : SINT;  // 00..59     
   Linsec : DINT;  // Seconds since 1980-1-1 00:00:00
END_VAR;

Example:

INCLUDE rtcu.inc
 
VAR
   clock : clockGet; // Declare an instance of the clockGet functionblock
END_VAR;
 
PROGRAM test;
 
BEGIN
   clock();
   // Check if it is December
   IF clock.month = 12 THEN
      ...
   END_IF;
   ...
END;
 
END_PROGRAM;