Procedure
- Connect Pin-7 (Input & Output) of ICBase-1 to Pin-5 (Input & Output) of ICBase-1.
- Connect Pin-3 (Input & Output) of ICBase-1 to Pin-9 (Input & Output) of ICBase-1.
- Connect Pin-13 (Input & Output) of ICBase-2 to Pin-16 (Input & Output) of ICBase-2.
- Connect Pin-5 (Input & Output) of ICBase-3 to Pin-9 (Input & Output) of ICBase-3.
- Connect Pin-11 (Input & Output) of ICBase-3 to Pin-17 (Input & Output) of ICBase-3.