Keyword

Explanation

ACCESS

Defines dynamic access.

BIT_CLR

A := BIT_CLR(IN, POS)

A receives value IN after the bit has been cleared at position POS. Operand IN remains unchanged, however.

BIT_SET

A := BIT_SET(IN, POS)

A receives value IN after the bit has been set at position POS. Operand IN remains unchanged, however.

BIT_TST

Determines the value of a bit: A := BIT_TST(IN,POS)

A receives the value of the bit at position POS of operand IN.

BY

See FOR statement.

CASE

See CASE statement.

DO

See WHILE statement.

EDGE

Detects positive and negative edges.

A common application error is skipping an expression with EDGE (e.g. via IF statements).

EDGENEG

Detects negative edges.

A common application error is skipping an expression with EDGENEG (e.g. via IF statements).

EDGEPOS

Detects positive edges.

A common application error is skipping an expression with EDGEPOS (e.g. via IF statements).

ELSE

See IF statement.

ELSIF

See IF statement.

END_CASE

See CASE statement.

END_FOR

See FOR statement.

END_IF

See IF statement.

END_REPEAT

See REPEAT statement.

END_WHILE

See WHILE statement.

EXIT

See EXIT statement.

FOR

See FOR statement.

IF

See IF statement.

OF

See CASE statement.

REPEAT

See REPEAT statement.

RETURN

See RETURN statement.

THEN

See IF statement.

TO

See FOR statement.

UNTIL

See REPEAT statement.

WHILE

See WHILE statement.