To study the truth tables of various basic logic gates 2. Circuit that takes the logical decision and the process are called logic gates. Laboratory manual digital systems and logic design. The operation of logic gates is normally done by logic digital integrated circuits ics. Introduction to digital logic with laboratory exercises. In the past, vacuum tube and relay circuits performed logic functions. Experiment 2 basic logic gates implementation using. Understand how to implement simple circuits based on a schematic diagram using logic gates. This manual typically contains practical lab sessions related to digital electronics. Logical operation on one or more logic inputs and produces a single logic output. The output of and gate is true when the inputs a and b are true. Perform these experiments and get your first working experience with dld.
Digital electronics 1 et181 laboratory manual where theory meets practice written by. Experiment 2 basic logic gates implementation using breadboards and discrete gates introduction. Logic gates are related with boolean algebra, which differ from both ordinary and binary algebra. These items are commonly available and can be obtained relatively inexpensively. Pdf combinational logic gates and circuits mahroo uris. Logic gate is a physical device implementing a boolean function and performs. Presently logic functions are performed by tiny integrated circuits ics. And, or, not, nand, nor, exor and exnor they work according to certain logic.
This gate gives high output 1 if all the inputs are 1s. Prototyping board breadboard, dc power supply, connecting wires theory. The objec tive of this experiment is to become familiar with basic logic gates and their. Simple digital logic gates can be made by combining transistors, diodes and resistors as discrete. Pdf on jun 10, 20, sulieman baniahmad and others published digital logic design.
Each gate has one or more input and only one output. Value of resistor you can use 300 500 ohm you can buy breadbo. The principles of digital logic govern the operation of all modern computers. Logic functions can be implemented in several ways. In this the variable permitted to have only values true offalse usually written as 1 or 0. Pdf digital logic designs experiments suddiyas nawaz. By analyzing the performance of logical gates, they can be. To implement an inverter using nand or nor gates 4. Nand and nor gates are called universal gates as any type of logic gates or logic. Experiment 1 basic logic gates dalhousie university. Electricity is a flow of subatomic very, very, very, small particles, called electrons. To study and verify the truth tables of and, or, not, nand, nor, exor logic gates components. Get the signature on experiment result sheet daily.