Functions

Programs are created in logiccloud via the project tree. Within the node POUs you can create a new function. To do this, right-click or go to the icon with the three dots and select Add POU*, assign a name, select as type Function and as language Structured Text (ST). The structure is created automatically.

Struktur von Funktionen

FUNCTION name (* optional_begin *) : data-type (* optional_end *)

(* optional: declaration of variables *)

(* optional: body of function *)

END_FUNCTION

Calling a function

Functions can be called with or without parameters.

Function1();

Function2(INPUT_1:=abc, INPUT_2:=30, OUTPUT => result)

Specific logiccloud functions

Read out the date and time of the device

Funktionen zum Auslesen von Datum und Zeit

// UTC date and time
SYS_UTC_DATE_TIME(); 

Verwenden von lokalem / UTC Date Time in Variablen

VAR_OUTPUT
    UTC: DATE_AND_TIME;
END_VAR

UTC := SYS_UTC_DATE_TIME(); 
// Output: 2023-09-05T14:48:00.0000