priority.tdf

来自「verilog编写实用多功能电子表」· TDF 代码 · 共 17 行

SUBDESIGN priority
(
	low, middle, high		: INPUT;
	highest_level[1..0]	: OUTPUT;
)
BEGIN
	IF high THEN
		highest_level[] = 3;
	ELSIF middle THEN
		highest_level[] = 2;
	ELSIF low THEN
		highest_level[] = 1;
	ELSE
		highest_level[] = 0;
	END IF;
END;