An Introduction to Digital Logic by A. Potton (auth.)

By A. Potton (auth.)

Show description

Read or Download An Introduction to Digital Logic PDF

Best design books

The Pattern Base: Over 550 Contemporary Textile and Surface Designs

A strikingly appealing sourcebook of idea from the founding father of probably the most influential cloth and upholstery layout websitesTextile layout has been liberated and democratized by way of electronic media. With new expertise taking into consideration extra specified manipulation and bigger edition of fabrics and styles, fabric designers have discovered new how you can create ambitiously, scan, and be encouraged.

Design of High-Performance CMOS Voltage-Controlled Oscillators

Layout of High-Performance CMOS Voltage-Controlled Oscillators offers a part noise modeling framework for CMOS ring oscillators. The research considers either linear and nonlinear operation. It exhibits that speedy rail-to-rail switching should be completed to lessen section noise. also, in traditional layout the sparkle noise within the bias circuit can in all probability dominate the part noise at low offset frequencies.

Design Requirements Engineering: A Ten-Year Perspective: Design Requirements Workshop, Cleveland, OH, USA, June 3-6, 2007, Revised and Invited Papers

In view that its inception in 1968, software program engineering has passed through a variety of adjustments. within the early years, software program improvement used to be geared up utilizing the waterfall version, the place the point of interest of necessities engineering used to be on a frozen necessities record, which shaped the root of the following layout and implementation procedure.

Extra info for An Introduction to Digital Logic

Example text

Quine. The Problem of Simplifying Truth Functions. Am. math. , 59 (Oct. 1952), 521-31. ). McCluskey. 'Minimisation of Boolean Functions'. Bell Syst. tech. , 35 (Nov. 1956) 1417-44. 5 Bistable Systems Logic systems discussed up to this point have had the property that the logical state of the output at a particular point in time was completely determined by the logic levels at the inputs at that time. We now turn our attention to systems in which the logical state of the output at a particular time may be determined by the logic levels which existed at the input at some previous time.

Shannon. 'Symbolic Analysis of Relay and Switching Circuits', Trans. Am. lnst. elect. Engrs, 57, (1938) 713-23. 3 F. J. Hill and G. R. Peterson. Introduction to Switching Theory and Logical Design, Wiley (1968). 4 E. Mendelson. Boolean Algebra and Switching Circuits, McGraw-Hill (1970). 1 A simple design example As an introduction to simple logic design procedures, we shall consider a system which is required to act as a safety interlock to prevent an electric motor running in a situation when damage can result.

3. 20 shows the various cell loopings. 9 'Don't care' situations We now suppose that in the previous problem, the specification for the system is again changed this time such that the value ofF for the condition N 1 = N 2 is irrelevant, that is it may be 0 or 1. 4. 21, the 'don't care' cells containing a dagger may be assumed to contain 0 or 1 to suit ones own convenience. This leads to some simplification of the logical expression describing the circuit operation. 10 Minimisation with functions of more than four variables The Karnaugh map technique can be extended to handle functions of five, six or more variables by using maps consisting of arrays of cells in three or more dimensions.

Download PDF sample

Rated 4.65 of 5 – based on 22 votes