Procedure
- Connect Output-13 to Pin-3 (Input & Output) of ICBase-1.
- Connect Output-12 to Pin-2 (Input & Output) of ICBase-1.
- Connect Output-11 to Pin-17 (Input & Output) of ICBase-1.
- Connect Output-9 to Pin-3 (Input & Output) of ICBase-2.
- Connect Input-7 to Output-9.
- Connect Input-8 to Pin-2 (Input & Output) of ICBase-2.