Table of ContentsOutline Bits, Bytes, Nibbles and Words: Some Definitions Addition Bit-Ordering, Byte-Ordering and the Endian Wars Bit-Ordering, Byte-Ordering and the Endian Wars The Addition of Two Binary Digits: The Half-Adder Half Adder Implementation Addition of Two Binary Digits and a Carry-In: The Full Adder Full-Adder Implementation The Ripple-Carry n-Bit Binary Parallel Adder Serial Adder Subtraction The Subtraction of Two Binary Digits: The Half-Subtracter Subtraction of Two Binary Digits and a Borrow-In: The Full Subtracter Ripple Subtracter Subtraction & Number Systems Full-Adder from Half-Adders Carry Look-Ahead Addition 4-Bit Carry Look-Ahead Adder 4-Bit Carry Look-Ahead Adder Sign-Magnitude Representation: 4-bits Two's Complement Representation (N*): 4 bits One's Complement Representation (N'): 4 bits 1's and 2's Complement Signed Binary Integers (word-length =4): Sign-magnitude, 1's complement, 2's complement Addition of 2's Complement Numbers Addition of 1's Complement Numbers One's Complement Adder Redundant Representations of Numbers |
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