Pizza hut software requirement specification

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Pizza hut software requirement specification

The best ways to control ringing on very long transmission lines are source termination, end termination, and both-ends termination.

The both-ends termination is supremely tolerant of imperfections within the transmission system and within the terminators themselves. Rate this link Choose termination and topology to maximize signal integrity and timing - Termination techniques improve noise margins and reduce signal reflections, but they require that you balance trade-offs among conflicting goals.

Pizza hut software requirement specification

Understanding your choices and their design impact helps you produce a more reliable and cost-effective design.

Rate this link Clock-jitter propagation - Many control systems exhibit a resonant peak between their tracking and filtering ranges. Rate this link Constant-resistance equalizer - This article describes how to combines a good termination with a useful equalizing function.

Rate this link Constant-resistance termination - Constant-resistance termination occasionally sees application in digital systems as a terminating network. As long as you scale the components correctly, the rate of decrease in the admittance of the R-C leg precisely matches the rate of increase in the admittance of the L-R leg.

The result is that the impedance, Z fof the whole circuit remains constant at all frequencies. At least, it remains constant until some limit above which the parasitic aspects of the circuit take over and the C and L components no longer behave like Cs and Ls.

Rate this link Differential-to-common-mode conversion - Any unbalanced circuit element within an otherwise well-balanced transmission channel creates a region of partial coupling between the differential and common modes of transmission at that point.

The coupling can translate part of a perfectly good differential signal into a common-mode signal, or vice versa. Such differential-to-common-mode-conversion problems frequently arise in the design of LAN adapters. Rate this link Driving two loads - The split-tee configuration conveniently drives two CMOS receivers from one output.

Any time you build a split-tee, always simulate the circuit with a maximal degree of imbalance. For CMOS loads, that scenario means using the maximum load capacitance at one receiver and the minimum sometimes zero at the other.

Look at the step response to see whether an observable resonance exists. This rule is to use one 0. F ceramic per digital chip, two 0.

F ceramics per analog chip one on each supplyand one 1-? F tantalum per every eight ICs or per IC row. Rate this link Delivering the High-Speed Clock: By doing your homework and not taking design risks, you can ensure that your clock edges make their transitions in the right time window.

Awareness of just a few key factors can yield superior performance by design. Rate this link Differential receivers tolerate high-frequency losses - If you instead select a differential receiver and a differential cabling system, the receiver thresholds more nearly center in the middle of the data pattern, because differential receivers are commonly specified with more accurate switching thresholds than ordinary single-ended logic.

Rate this link Equalizing cables - This article describes the basics of designing cable equalizers. Either style of fixed equalizer can fix a 6-dB equalization problem on a binary code. The simple fixed equalizer works for any cable length from zero to the maximum length.

Pizza hut software requirement specification

If, however, you need to fix a more-thandB problem or you are using multilevel coding, then you must implement either an adaptive equalizer or a specific equalizer circuit coded for each cable length. By using low-voltage interfaces in a differential, point-to-point, terminated-transmission-line environment, you can obtain data rates of several hundred Mbps.

But, to accomplish this, you need to understand interface characteristics and requirements and the system limitations that affect maximum speed.

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