Lenze DDS v2.0 - Manual (Page 20)

Introduction to IEC 61131-3 programming
Appendix
18
L
DDS-IEC61131 EN 2.0
6 Appendix
6.1 IEC keywords
Keywords are unique character combinations used as individual syntax elements.
•
Keywords must not be used as identifiers.
•
Keywords under the Drive PLC Developer Studio also include the names of Lenze function
blocks, that always start with ” L_” ( L_ABS , L_ADD , ...).
Keywords reserved for IEC 61131-3 programming languages:
ABS ACOS ACTION ADD AND ANDN
ANY ANY_BIT ANY_DATE ANY_INT ANY_NUM ANY_REAL
ARRAY ASIN AT ATAN
BOOL BY BYTE
CAL CALC CALCN CASE CD CDT
CLK CONCAT CONFIGURATION CONSTANT COS CTD
CTU CTUD CU CV
DATE DATE_AND_TIME DELETE DINT DIV DO
DS DT DWORD
ELSE ESIF END_ACTION END_CASE END_CONFIGURATION END_FOR
END_FUNCTION END_FUNCTION_BLOCK END_IF END_PROGRAM END_REPEAT
END_RESOURCE END_STEP END_STRUCT END_TRANSITION END_TYPE END_VAR
END_WHILE EN ENO EQ ET EXIT
EXP EXPT
FALSE F_EDGE F_TRIG FIND FOR FROM
FUNCTION FUNCTION_BLOCK
GE GT
IF IN INITIAL_STEP INSERT INT INTERVAL
JMP JMPC JMPCN
L LD LDN LE LEFT LEN
LIMIT LINT LN LOG LREAL LT
LWORD
MAX MID MIN MOD MOVE MUL
MUX
N NE NEG NOT
OF ON OR ORN
P PRIORITY PROGRAM PT PV
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