p_alarm.vhd

可以调整时间和设置闹钟的数字钟(VHDL)

library ieee;
use ieee.std_logic_1164.all;
package p_alarm is 
	subtype t_digital is integer range 0 to 9;
	subtype t_short is integer range 0 to 65535;
	type t_clock_time is array (5 downto 0) of t_digital;
	type t_display is array(7 downto 0) of std_logic_vector (6 downto 0);
	type seg7 is array(0 to 10) of std_logic_vector(6 downto 0) ;
	constant seven_seg : seg7 := (
							"0111111",   --0
							"0110000",   --1
							"1101101",   --2
							"1111001",   --3
							"0110011",   --4
							"1011011",   --5
							"0011111",   --6
							"1110000",   --7
							"1111111",   --8
							"1110011",   --9
							"1000000"    -- -
						);  
end package p_alarm;