library ieee; use ieee.electrical_systems.all; entity inline_04a is end entity inline_04a; architecture test of inline_04a is component opamp is port ( terminal plus_in, minus_in, output, vdd, vss, gnd : electrical ); end component opamp; terminal plus_in, minus_in, output, vdd, vss, gnd : electrical; begin voltage_amp : component opamp port map ( plus_in => plus_in, minus_in => minus_in, output => output, vdd => vdd, vss => vss, gnd => gnd ); end architecture test; configuration inline_04a_test of inline_04a is for test -- code from book (in text) for voltage_amp : opamp use configuration work.opamp_mosfets; end for; -- end code from book end for; end configuration inline_04a_test;