Procedure
- Connect Pin-3 (Input & Output) of ICBase-1 to Output-13.
- Connect VCC Port to Pin-20 (Input & Output) of ICBase-1.
- Connect Pin-7 (Input & Output) of ICBase-1 to GND Port.
- Connect Pin-1 (Input & Output) of ICBase-1 to Input-8.
- Connect Input-9 to Pin-2 (Input & Output) of ICBase-1.
- Connect Output-4 to Pin-4 (Input & Output) of ICBase-2.