VHDL Component Declaration
The following VHDL component declaration is located in the VHDL Design File (.vhd) Definition ALTERA_PRIMITIVES_COMPONENTS.VHD located in the <Intel® Quartus® Prime installation directory>\libraries\vhdl\altera directory.
component alt_inbuf
    generic(
        io_standard           : string := "";
        location              : string := "";
        enable_bus_hold       : string := "";
        weak_pull_up_resistor : string := "";
        termination           : string := "" );
    port(
        i  : in std_logic;
        o  : out std_logic);
end component;