_primary.vhd

I2C to GPIO Port expander的Verilog HDL 程序原码

library verilog;
use verilog.vl_types.all;
entity I2C_to_GPIO is
    generic(
        slave_address   : integer := 0;
        n               : integer := 8
    );
    port(
        sda             : inout  vl_logic;
        sclk            : in     vl_logic;
        GPIO_input      : in     vl_logic_vector(7 downto 0);
        GPIO_output     : out    vl_logic_vector
    );
end I2C_to_GPIO;