Quartus

Right of Boolean equation cannot contain text <text>


CAUSE: In the Boolean expression on the right of a Boolean equation in a Text Design File (.tdf), you used the specified text, but the text is not a legal logical operator, arithmetic operator, comparator, or operand for a Boolean expression.
ACTION: Make sure the Boolean expression contains only operators, comparators, and operands allowed in Boolean expressions.

See also:

Implementing Boolean Expressions & Equations

- PLDWorld -

 

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