Procedure
- Connect Pin-5 (Input & Output) of ICBase-1 to VCC Port.
- Connect Pin-14 (Input & Output) of ICBase-1 to Clock port of 1Hz frequency.
- Connect Pin-16 (Input & Output) of ICBase-1 to GND Port.
- Connect Pin-2 (Input & Output) of ICBase-2 to Pin-18 (Input & Output) of ICBase-1.
- Connect Pin-3 (Input & Output) of ICBase-3 to Pin-3 (Input & Output) of ICBase-2.
- Connect Pin-5 (Input & Output) of ICBase-2 to VCC Port.
- Connect GND Port to Pin-6 (Input & Output) of ICBase-2.
- Connect GND Port to Pin-7 (Input & Output) of ICBase-2.