L-force | plc designer – Lenze PLC Designer PLC Designer (R3-1) User Manual

Page 21

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L-force | PLC Designer

DMS 4.1 EN 03/2011 TD29

19

16.1.16

Static Variables - VAR_STAT ............................................................................ 976

16.1.17

External variables - VAR_EXTERNAL ............................................................. 976

16.1.18

Attribute Keywords for Variable Types ........................................................ 976

16.1.19

Remanent variables - RETAIN, PERSISTENT ................................................. 977

16.1.20

Constants - CONSTANT, Typed Literals ........................................................ 979

16.1.21

Variables configuration - VAR_CONFIG ....................................................... 981

16.1.22

Declaration and Initialization of User Defined Data Types .................... 982

16.1.23

Extensible Functions - PARAMS ..................................................................... 983

16.1.24

FB_init, FB_reinit Methods.............................................................................. 983

16.1.25

FB_Exit Method .................................................................................................. 985

16.1.26

Pragma Instructions .......................................................................................... 986

16.1.27

List Components Functionality .................................................................... 1018

16.2

Data Types .......................................................................................................... 1019

16.2.1

Standard Data Types ....................................................................................... 1020

16.2.2

Extensions to Standard IEC1131-3 .............................................................. 1022

16.2.3

User Defined Data Types ............................................................................... 1028

16.3

Operators ............................................................................................................ 1042

16.3.1

IEC Operators and norm-extending Functions ........................................ 1042

16.3.2

Arithmetic Operators ...................................................................................... 1043

16.3.3

Bitstring Operators .......................................................................................... 1048

16.3.4

Bit-Shift Operators .......................................................................................... 1051

16.3.5

Selection Operators......................................................................................... 1055

16.3.6

Comparison Operators ................................................................................... 1059

16.3.7

Address Operators ........................................................................................... 1062

16.3.8

Calling Operator ............................................................................................... 1064

16.3.9

Type Conversion Functions ........................................................................... 1064

16.3.10

Numeric Functions .......................................................................................... 1073

16.3.11

IEC extending Operators ................................................................................ 1079

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