seg7dec.vhd

来自「实现了16*16点阵上的三色显示的弹球游戏」· VHDL 代码 · 共 21 行

LIBRARY ieee;
USE ieee.std_logic_1164.ALL;
ENTITY seg7dec IS
	PORT(bcdin : IN integer range 0 to 9;
		segout : OUT std_logic_vector(6 DOWNTO 0));
END seg7dec;
ARCHITECTURE ver3 OF seg7dec IS
	BEGIN
		WITH bcdin SELECT
			segout <= "1000000" WHEN 0,
					"1111001" WHEN 1,
					"0100100" WHEN 2,
					"0110000" WHEN 3,
					"0011001" WHEN 4,
					"0010010" WHEN 5,
					"0000010" WHEN 6,
					"1111000" WHEN 7,
					"0000000" WHEN 8,
					"0010000" WHEN 9,
					"-------" WHEN OTHERS;
	END ver3;