Attention

IronPLC implements many parts of the IEC 61131-3 standard and is working toward full Structured Text support. Key features still missing include structures and user defined function blocks.

BOOL

Boolean value: TRUE or FALSE.

Size

1 bit

Values

TRUE, FALSE

Default

FALSE

IEC 61131-3

Section 2.3.1

Support

Supported

Literals

TRUE
FALSE
BOOL#1
BOOL#0

Example

See Also