Procedure
- Connect Pin-2 (Input & Output) of ICBase-1 to Input-12.
- Connect Input-13 to Pin-1 (Input & Output) of ICBase-1.
- Connect Seven segment display 1 to Pin-3 (Input & Output) of ICBase-1.
- Connect VCC Port to Pin-20 (Input & Output) of ICBase-1.
- Connect Pin-7 (Input & Output) of ICBase-2 to Pin-7 (Input & Output) of ICBase-1.