Procedure
- Connect Pin-20 (Input & Output) of ICBase-3 to VCC Port.
- Connect Pin-20 (Input & Output) of ICBase-2 to VCC Port.
- Connect Pin-7 (Input & Output) of ICBase-4 to GND Port.
- Connect Pin-7 (Input & Output) of ICBase-2 to GND Port.
- Connect GND Port to Pin-7 (Input & Output) of ICBase-1.
- Connect GND Port to Pin-7 (Input & Output) of ICBase-3.
- Connect Pin-1 (Input & Output) of ICBase-2 to Input-5.
- Connect Pin-3 (Input & Output) of ICBase-2 to Output-5.
- Connect VCC Port to Pin-20 (Input & Output) of ICBase-1.
- Connect Pin-20 (Input & Output) of ICBase-4 to VCC Port.