| -- This file is public domain, it can be freely copied without restrictions. | |
| -- SPDX-License-Identifier: CC0-1.0 | |
| library ieee; | |
| use ieee.std_logic_1164.all; | |
| entity dff is | |
| port( | |
| clk: in std_logic; | |
| d: in std_logic; | |
| q: out std_logic); | |
| end dff; | |
| architecture behavioral of dff is | |
| begin | |
| process (clk) begin | |
| if rising_edge(clk) then | |
| q <= d; | |
| end if; | |
| end process; | |
| end behavioral; | |