Procedure
- Connect Pin-15 (Input & Output) of ICBase-3 to Pin-14 (Input & Output) of ICBase-3.
- Connect Pin-15 (Input & Output) of ICBase-2 to Pin-19 (Input & Output) of ICBase-3.
- Connect Pin-2 (Input & Output) of ICBase-2 to Pin-4 (Input & Output) of ICBase-2.
- Connect Pin-6 (Input & Output) of ICBase-2 to Pin-1 (Input & Output) of ICBase-2.
- Connect Pin-10 (Input & Output) of ICBase-2 to Pin-7 (Input & Output) of ICBase-2.
- Connect Pin-18 (Input & Output) of ICBase-1 to Pin-14 (Input & Output) of ICBase-1.
- Connect Pin-9 (Input & Output) of ICBase-1 to Pin-11 (Input & Output) of ICBase-1.
- Connect Pin-20 (Input & Output) of ICBase-1 to Pin-17 (Input & Output) of ICBase-1.
- Connect Pin-4 (Input & Output) of ICBase-1 to Pin-2 (Input & Output) of ICBase-1.
- Connect Pin-18 (Input & Output) of ICBase-2 to Pin-4 (Input & Output) of ICBase-2.
- Connect Input-12 to VCC Port.