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