Unformatted text preview: to the first bit is 0) If S =1 then it will behave as a Subtractor. (B input will be complemented with the help of XOR gate and carry in to the first bit of the circuit is 1 so in it gives two's complement of the input B) Above logic you can implement for more than one bit as well....
View Full Document
This note was uploaded on 05/14/2010 for the course CS SS ZG653 taught by Professor Shanta during the Spring '09 term at Birla Institute of Technology & Science.
- Spring '09
- Computer Programming