Negative Binary Numbers

Signed Magnitude and 2's Compliment

Digital circuits that perform arithmetic functions often must deal with negative numbers, so a method of representing negative numbers must be defined.

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Subtractors

Ripple Borrow Subtractor

Subtracting circuits use two N-bit operands to produce an N-bit result and a borrow out signal.

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Digital Circuits and the Basys Board

Project 1, Exercise 1

This Exercise is based on the material covered in Real Digital Project 1.

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