Procedure
- Connect Pin-20 (Input & Output) of ICBase-1 to VCC Port.
- Connect GND Port to Pin-7 (Input & Output) of ICBase-1.
- Connect Pin-1 (Input & Output) of ICBase-1 to Input-0.
- Connect Input-1 to Pin-2 (Input & Output) of ICBase-1.
- Connect Pin-20 (Input & Output) of ICBase-2 to VCC Port.
- Connect Pin-7 (Input & Output) of ICBase-2 to GND Port.
- Connect Pin-20 (Input & Output) of ICBase-3 to VCC Port.
- Connect Pin-7 (Input & Output) of ICBase-3 to GND Port.
- Connect Pin-3 (Input & Output) of ICBase-1 to Output-0.
- Connect Input-0 to Pin-1 (Input & Output) of ICBase-3.
- Connect Pin-2 (Input & Output) of ICBase-3 to Input-2.