count60_show.vhd

自动售货机 带选择商品,找零,退币,无货提示,单价显示,选择数量等空能

library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
use ieee.std_logic_arith.all;
entity count60_show is
  port(inte:in integer range 0 to 59;
       --ten:out std_logic_vector()
       a1,b1,c1,d1,e1,f1,g1:out std_logic;
       a2,b2,c2,d2,e2,f2,g2:out std_logic
       );
end count60_show;
 architecture c60_show of count60_show is
   begin
  process(inte)
    type data_out is array(0 to 6) of std_logic;
    variable one:data_out;
    variable ten:data_out;
   begin
    case inte is
     when 0|10|20|30|40|50=>one:="1111110";
     when 1|11|21|31|41|51=>one:="0110000";
     when 2|12|22|32|42|52=>one:="1101101";
     when 3|13|23|33|43|53=>one:="1111001";
     when 4|14|24|34|44|54=>one:="0110011";
     when 5|15|25|35|45|55=>one:="1011011";
     when 6|16|26|36|46|56=>one:="0011111";
     when 7|17|27|37|47|57=>one:="1110000";
     when 8|18|28|38|48|58=>one:="1111111";
     when 9|19|29|39|49|59=>one:="1110011";
     when others =>null;
    end case;
    
    case inte is
     when 0|1|2|3|4|5|6|7|8|9=>ten:="1111110";
     when 10|11|12|13|14|15|16|17|18|19=>ten:="0110000";
     when 20|21|22|23|24|25|26|27|28|29=>ten:="1101101";
     when 30|31|32|33|34|35|36|37|38|39=>ten:="1111001";
     when 40|41|42|43|44|45|46|47|48|49=>ten:="0110011";
     when 50|51|52|53|54|55|56|57|58|59=>ten:="1011011";
     --when 60|61|62|63|64|65|66|67|68|69=>ten:="0011111";
     --when 70|71|72|73|74|75|76|77|78|79=>ten:="1110000";
     --when 80|81|82|83|84|85|86|87|88|89=>ten:="1111111";
     --when 90|91|92|93|94|95|96|97|98|99=>ten:="1110011";
     when others =>null;
    end case;
      a1<=one(0);
      b1<=one(1);
      c1<=one(2);
      d1<=one(3);
      e1<=one(4);
      f1<=one(5);
      g1<=one(6);
      
      a2<=ten(0);
      b2<=ten(1);
      c2<=ten(2);
      d2<=ten(3);
      e2<=ten(4);
      f2<=ten(5);
      g2<=ten(6);
end process;
end c60_show;