The Powder Toy

4-bit Adder-subtractor by Coban

Coban
Coban
6 / 0
25th Dec 2012
23rd Feb 2013
4-bit Adder-subtractor
processor electronics electronic calculator electric adder subtractor bit spark

Comments

  • Coban
    Coban     29th Dec 2012
    no, I think you made a mistake
  • jx88
    jx88     29th Dec 2012
    1+1=3!?!?!?!
  • BASSFREAK
    BASSFREAK     26th Dec 2012
    this is an realy good add/sub chip :) it is the smalest possible design of an "realistic" 4 bit chip and it works fine.i bet if you build an good display and maye an numpad this would get FP +1