→Program
according to →IEC-standard: logical assembly of all the programming language elements and constructs necessary for the inteded signal processing required for the control of a machine or process by a PLC-system
A program is a →program organization unit
(such as a →function and a →function block
) which store its states.
Programs can be declared using the following elements:
→data types (elementary data types and user-defined data types)
functions (system functions and user-defined functions)
function blocks (system function blocks and user-defined function blocks)
logi.CAD 3 supports declaration of programs in these languages (according to IEC-standard):
language |
details under |
"Creating POU in FBD", "FBD-elements in drawing field", "SFC elements in drawing field" |
|
" Creating POU in LD ", " Logic elements of ladder diagram " |