Keywords

These keywords are reserved for use in ASCII program files and cannot be used as symbol names or as POU names.

Note:

All keywords are listed below in capital letters. However, keywords are not case sensitive; lower case letters, upper case capital letters, or a mix of both cases is accepted.

1.ANY (not supported - reserved for future use)

2.ARRAY (not supported - reserved for future use)

3.BEGIN

4.BOOL

5.BYTE

6.CHAR

7.DATE (not supported - reserved for future use)

8.DATE_AND_TIME (not supported - reserved for future use)

9.DINT

10.DT (not supported - reserved for future use)

11.DWORD

12.END_FUNCTION

13.END_FUNCTION_BLOCK

14.END_ORGANIZATION_BLOCK

15.END_STRUCT

16.END_TYPE

17.END_VAR

18.FALSE

19.FUNCTION

20.FUNCTION_BLOCK

21.INT

22.NETWORK

23.OF (not supported - reserved for future use)

24.OFF

25.ON

26.ORGANIZATION_BLOCK

27.REAL

28.STRING (not supported - reserved for future use)

29.STRUCT (not supported - reserved for future use)

30.TIME (not supported - reserved for future use)

31.TIME_OF_DAY (not supported - reserved for future use)

32.TITLE

33.TOD (not supported - reserved for future use)

34.TRUE

35.UDT (not supported - reserved for future use)

36.VAR

37.VAR_IN_OUT

38.VAR_INPUT

39.VAR_OUTPUT

40.WORD

41.DB

42.FC (not supported - reserved for future use)

43.FB (not supported - reserved for future use)

44.SFB

45.OB

46.SDB

47.SBR

48.SUBROUTINE_BLOCK

49.END_SUBROUTINE_BLOCK

50.INTERRUPT_BLOCK

51.END_INTERRUPT_BLOCK

52.All Statement List instruction mnemonics are keywords.

53.All memory type mnemonics with size indicators are keywords.

See Also:

Lexical Rules for ASCII text (.awl) files