Integrated Circuits Used
Procedure
- Add IC 74LS04 into ICBase-3 (74LS04).
 - Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS04).
 - Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS04).
 - Connect Input-4 to Pin-1 (Input) of ICBase-3 (74LS04).
 - Connect Output-4 to Pin-2 (Output) of ICBase-3 (74LS04).