Adder subtractor

Sunandhita
Sunandhita B
• Created on Jan 6, 2021 • 0 • 0 • 2
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Adder subtractor
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Integrated Circuits Used

74LS83 74LS86

Description

Input section: 10-A3, 9-A2, 8-A1, 7-A0; 4- B3, 3-B2, 2-B1, 1-B0 ; 0-Cin Output section: 10-Cout , 8- S3, 7-S2, 6-S1,5-S0

Procedure

  1. Add IC 74LS83 into ICBase-2 (74LS83).
  2. Add IC 74LS86 into ICBase-3 (74LS86).
  3. Connect Input-10 to Pin-1 (Input) of ICBase-2 (74LS83).
  4. Connect Output-7 to Pin-2 (Output) of ICBase-2 (74LS83).
  5. Connect Input-9 to Pin-3 (Input) of ICBase-2 (74LS83).
  6. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS83).
  7. Connect Output-6 to Pin-6 (Output) of ICBase-2 (74LS83).
  8. Connect Input-8 to Pin-8 (Input) of ICBase-2 (74LS83).
  9. Connect Output-5 to Pin-13 (Output) of ICBase-2 (74LS83).
  10. Connect Input-7 to Pin-14 (Input) of ICBase-2 (74LS83).
  11. Connect GND Port to Pin-16 (Ground) of ICBase-2 (74LS83).
  12. Connect Input-0 to Pin-17 (Input) of ICBase-2 (74LS83).
  13. Connect Output-8 to Pin-19 (Output) of ICBase-2 (74LS83).
  14. Connect Output-10 to Pin-18 (Output) of ICBase-2 (74LS83).
  15. Connect Pin-3 (Output) of ICBase-3 (74LS86) to Pin-20 (Input) of ICBase-2 (74LS83).
  16. Connect Pin-1 (Input) of ICBase-3 (74LS86) to Input-4.
  17. Connect Input-0 to Pin-2 (Input) of ICBase-3 (74LS86).
  18. Connect Pin-6 (Output) of ICBase-3 (74LS86) to Pin-4 (Input) of ICBase-2 (74LS83).
  19. Connect Input-3 to Pin-4 (Input) of ICBase-3 (74LS86).
  20. Connect Input-0 to Pin-5 (Input) of ICBase-3 (74LS86).
  21. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS86).
  22. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS86).
  23. Connect Pin-7 (Input) of ICBase-2 (74LS83) to Pin-14 (Output) of ICBase-3 (74LS86).
  24. Connect Input-2 to Pin-15 (Input) of ICBase-3 (74LS86).
  25. Connect Pin-16 (Input) of ICBase-3 (74LS86) to Input-0.
  26. Connect Pin-15 (Input) of ICBase-2 (74LS83) to Pin-17 (Output) of ICBase-3 (74LS86).
  27. Connect Input-1 to Pin-18 (Input) of ICBase-3 (74LS86).
  28. Connect Input-0 to Pin-19 (Input) of ICBase-3 (74LS86).