Integrated Circuits Used 74LS14 Procedure Add IC 74LS14 into ICBase-2 (74LS14).Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS14).Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS14).Connect Input-1 to Pin-1 (Input) of ICBase-2 (74LS14).