This article is about xor in the sense of an electronic logic gate e. The book digital electronics contains twelve chapters with comprehensive. Digital circuits7400 series wikibooks, open books for an open world. Following the invert and the morgan laws logical gates can be combined to form new gates. Ee gate digital electronics online test gate test series. For xor in the purely logical sense, see exclusive or. I have studied three books on digital electronics till now. Explain how the gray code is converted to binary numbers and vice versa. Read, highlight, and take notes, across web, tablet, and phone.
But there are two other types of digital logic gates which although they are not a basic gate in their own right as they are constructed by combining together other. Digital systems are said to be constructed by using logic gates. The electronic circuit use to process is known as analog circuits or analog devices. Boolean functions may be practically implemented by using electronic gates. Logic gates are the electronic circuits in a digital system that are mainly based on the boolean function. Xor gate is a digital logic gate that gives a true 1 or high output when the number of true. The twoinput exclusive or gate is basically a modulo two adder, since it gives the sum of two binary numbers and as a result are more complex in design than other basic types of logic gate. We are also familiar with computers, digital displays, internet etc. Important gate books for electronics and communication. Fundamentals of digital electronics clarkson university. Digital electronicslogic gateslogic nand wikibooks, open. Logic or gate tutorial the logic or gate is a type of digital logic circuit whose output goes high to a logic level 1 only when one or more of its inputs are high the output, q of a logic or gate only returns low again when all of its inputs are at a logic level 0. Understanding the operation of this digital gate is very important to later be able to implement what is called a digital comparator.
Below are different types of basic digital logic gates with symbols and truth tables. Digital electronics system book will help your exams preparation wants more electrical engineering books follow below links. Xor gate sometimes eor, or exor and pronounced as exclusive or is a digital logic gate that gives a true 1 or high output when the number of true inputs is odd. Free ee gate digital electronics gate test series mock test, with detail solution of each questions, topicwise objective solved questions of previous papers. Digital design with an introduction to the verilog hdl by m. Digital electronics part i combinational and sequential. Find the top 100 most popular items in amazon books best sellers. In other words, the xor output is 1 if the inputs are different. Digital electronics handwritten notes pdf free download. The exclusivenor gate circuit does the opposite to the eor gate. Due to this property, nand and nor gates are sometimes called universal gates. Logic gates work on binary logic refer as highstate 1 and lowstate 0. However, modern integrated circuits are not constructed exclusively from a.
Fundamental digital electronicscombinational gates. Logic or gate tutorial with logic or gate truth table. Digital logic and gate digital gates electrical technology. Types of digital logic gates boolean logic truth tables. The output pin is low when both input pins are equal both high or. A logic gate is basically the building block of a digital circuit. All the digital systems within the world are composed of logic gates. Best books and study material for gate 2019 ece electronics and communication paper subscribe for latest updates gate ece paper has the highest competition among all other fields. Introduction to digital logic book chapter iopscience. Digital symbols for the or and xor gates a related gate is the xor, or exclusive or gate, in which the output is 1 when one, and only one, of the inputs is 1. Basic logic gates types, functions, truth table, boolean. Exclusiveor gate tutorial with exor gate truth table. The truth table, logic symbol and implementation of a 2input exclusive or gate is shown below.
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