Procedure
- Connect Pin-17 (Input & Output) of ICBase-3 to GND Port.
- Connect Pin-17 (Input & Output) of ICBase-2 to GND Port.
- Connect Pin-7 (Input & Output) of ICBase-1 to GND Port.
- Connect VCC Port to Pin-20 (Input & Output) of ICBase-1.
- Connect VCC Port to Pin-5 (Input & Output) of ICBase-2.
- Connect VCC Port to Pin-5 (Input & Output) of ICBase-3.
- Connect VCC Port to Pin-7 (Input & Output) of ICBase-2.
- Connect VCC Port to Pin-2 (Input & Output) of ICBase-2.
- Connect VCC Port to Pin-3 (Input & Output) of ICBase-2.
- Connect VCC Port to Pin-8 (Input & Output) of ICBase-2.
- Connect VCC Port to Pin-4 (Input & Output) of ICBase-2.
- Connect VCC Port to Pin-20 (Input & Output) of ICBase-2.
- Connect Output-0 to Pin-19 (Input & Output) of ICBase-2.
- Connect Pin-1 (Input & Output) of ICBase-1 to Pin-19 (Input & Output) of ICBase-2.
- Connect Pin-16 (Input & Output) of ICBase-2 to Pin-19 (Input & Output) of ICBase-2.
- Connect Pin-13 (Input & Output) of ICBase-2 to Pin-19 (Input & Output) of ICBase-2.
- Connect Output-1 to Pin-15 (Input & Output) of ICBase-2.
- Connect Pin-2 (Input & Output) of ICBase-1 to Pin-15 (Input & Output) of ICBase-2.
- Connect Pin-4 (Input & Output) of ICBase-3 to Pin-3 (Input & Output) of ICBase-1.
- Connect Pin-20 (Input & Output) of ICBase-3 to Pin-3 (Input & Output) of ICBase-1.
- Connect VCC Port to Pin-2 (Input & Output) of ICBase-3.
- Connect VCC Port to Pin-3 (Input & Output) of ICBase-3.
- Connect Output-2 to Pin-19 (Input & Output) of ICBase-3.
- Connect Seven segment display 1 to Pin-19 (Input & Output) of ICBase-2.
- Connect Seven segment display 1 to Pin-15 (Input & Output) of ICBase-2.
- Connect Seven segment display 1 to Pin-19 (Input & Output) of ICBase-3.
- Connect Pin-6 (Input & Output) of ICBase-2 to Pin-6 (Input & Output) of ICBase-1.
- Connect Pin-1 (Input & Output) of ICBase-2 to Pin-6 (Input & Output) of ICBase-1.
- Connect Pin-1 (Input & Output) of ICBase-3 to Pin-6 (Input & Output) of ICBase-1.
- Connect Pin-5 (Input & Output) of ICBase-1 to Input-0.
- Connect Pin-4 (Input & Output) of ICBase-1 to Clock port of 1Hz frequency.