Hackaday

Designing Circuits With Switching Algebra

Switching algebra is easily visualized using switches since there are only two values: on and off, or true and false. In digital systems we represent these as 1 and 0, respectively. There are only two ...
EDN

Creating A Full Adder Circuit Using NAND Gates

How do you create a full adder using nand gates? A Full-adder circuit adds three one-bit binary numbers (A, B, Cin) and outputs two one-bit binary numbers, a Sum (S) and a carry (Cout). It is usually ...
Semiconductor Engineering

Applying a Floating Gate Field Effect Transistor To A Logic-in-Memory Application Circuit Design

A technical paper titled “Analysis of Logic-in-Memory Full Adder Circuit With Floating Gate Field Effect Transistor (FGFET)” was published by researchers at Konkuk University, Korea National ...
EDN

Ripple Carry Adder Logic

You have a limited amount of logic left in a CPLD on your board. You would like to add a 32 bit ripple carry adder. How many gates are used in a 32 ripple carry adder? The 32 ripple carry adder is ...
Semiconductor Engineering

Double Duty Logic Block Architecture Enabling Concurrent LUT and Adder Chain Usage (Nanyang Technological Univ. et al)

A new technical paper titled “Double Duty: FPGA Architecture to Enable Concurrent LUT and Adder Chain Usage” was published by researchers at Nanyang Technological University, Cornell University, ...
PC Magazine

half-adder

An elementary electronic circuit in the arithmetic logic unit (ALU) of the CPU that adds one bit to another. The output of the half-adder is a result of 0 or 1 and a carry of 0 or 1. Additional ...