Measuring system and software architecture complexity. Choosing metric or imperial units home designer software. The other formats can represent any realworld unit. Measures and measurement for secure software development cisa. Lab characterization and validation industry leaders are using a new approach to semiconductor test to meet the latest rf and mixedsignal ic test challenges. Gs610 source measure unit the gs610 is a highly accurate and highly functional programmable voltagecurrent source that incorporates voltagecurrent generation and measurement functions. Agenda software development methodology software testing architectural test case writing. Creating grasshopper definitions is rarely a straightforward, linear process. It is mostly meant for managing the entirety of a construction project as opposed to just. Jan 30, 2020 6 free open source architectural cad software updated on january 30, 2020 in software 2019 setting up an architecture or interior firm is a dream come true for most of us, but the draw back would be buying new workstations. Using a source measure unit smu with the proper iv boundary for your device.
Mar 17, 2020 qcad is a free, open source application for computer aided drafting cad in two dimensions 2d. With qcad you can create technical drawings such as plans for buildings, interiors, mechanical parts or schematics and diagrams. Many aspects of structural quality can be evaluated only statically through the analysis of the software inner structure, its source code, at the unit level, the technology level and the system level, which is in effect how its architecture adheres to sound principles of software architecture outlined in a paper on the topic by omg. Whats the difference between an smu and a dmm with a power.
The overall byte size of the project can be estimated which would give a better indication of the typesize of hardware needed to use the software. Nov 08, 2009 software architecture software architectural test case writing 2009. The source code of qcad is released under the gpl version 3 gplv3, a popular. Want to design a source measure unitsmu, does anyone have. An activity undertaken after the arrival of stimulus such as detect faults, recover from fault, disable event source etc. A computer program is an implementation of an algorithm considered to be a collection of tokens which can be classified as either operators or operands. Cohesion, coupling, granularity, software architecture, modularity 1. Due to the pxi architecture, all smus share the same cpu, triggering. This allows for faster identification of reduced software quality, system vulnerabilities, and areas where productivity can be improved in a complex, multitiered infrastructure. Software measurement is a titrate impute of a characteristic of a software product or the software process. With nis open, softwaredefined platform, customers can meet evolving test requirements and manage schedule pressures. Lab characterization and validation national instruments.
In the context of software engineering, software quality refers to two related but distinct notions. The remainder of this paper is organized as follows. The source code and software architecture attributes are the elements that ensure high performance. Let us see three important software complexity measures. Software development teams can use code quality standards to evaluate the structural quality of systems ahead of each release. The source measure unit smu is an instrument that can precisely source voltage or current and simultaneously measure voltage andor current.
Download the kit a national instruments alliance partner is a business entity independent from national instruments and has no agency, partnership, or jointventure relationship with national instruments. Software measurement process is defined and governed by iso standard. New source measure unit architecture for control loop. Plus, tsp technology runs complete test programs for automated system. Source measure units smus can be extremely susceptible to the electrical characteristics of the unit under test uut that is acting as a load, occasionally leading to marginal stability, sub. Keithley smu 2650 series high power sourcemeter tektronix. Source measurement units smu are gaining popularity due to their ability to. The 236, 237, and 238 sourcemeasure units smu are fully programmable instruments, capable of sourcing and measuring voltage or current simultaneously. Drawing units dialog box autocad 2019 autodesk knowledge.
Stack construction technologies provides industry leading takeoff and estimating software for professional construction contractors. Source measurement unit information smu instruments. Sourcemeasure units smus can be extremely susceptible to the electrical characteristics of the unit under test uut that is acting as a load, occasionally leading to marginal stability, sub. A source measure unit, or smu, is a source and measurement resource for test applications requiring high accuracy, high resolution and measurement flexibility. Code analysis tools software intelligence for digital leaders. When creating a plan in home designer software, either metric millimeters, centimeters, meters, etc or imperial feet, inches measurement units are available.
Kickstart start up software lets users be ready to take measurements in minutes. The following table lists the common quality attributes a software architecture must. These floor planner software provide dimension tools to measure dimensions and area of the floor. Introduction software architecture plays a significant role in constructing software systems. Basic to highend source measure unit smu a source measure unit, or smu, is a source and measurement resource for test applications requiring high accuracy, high resolution and measurement flexibility. Software architecture unit 1 notes linkedin slideshare. Top measurement considerations for modular source measure.
The values include architectural, decimal, engineering, fractional, and scientific. The source measure unit smu, or source measurement unit as it is sometimes called, is an electronic instrument that is capable of both sourcing and measuring at the same time. Software architecture measurement is presented in section iv. This study aims to 1 identify a mechanism that can be used to measure software complexity. Before semiconductor devices and other electronic components can undergo commercial deployment, they must be characterized under a variety of environmental and functional testing to ensure conformity to specifications. Create the quality of the current product or process. Our easytouse, cloudbased platform helps users to transform and streamline the preconstruction process by empowering them to quickly and accurately measure digital plans, collaborate with team members. Fpga software, to quickly prototype and prove this new architecture. Keysights wide range of source measure unit smu products. The engineering and architectural formats produce feetandinches displays and assume that each drawing unit represents one inch. Source measure unit tutorial learning center brings together a wealth of. All of these free floor plan software provide 2d and 3d plane to create, view, and navigate through a floor plan.
Towards an analytical approach to measure modularity in. Finally, for resistance measurements, the smu architecture offers full. Discuss the importance and role of software architecture in largescale software systems. By counting the tokens and determining which are operators and which are operands. Smus combine the functionality of several devices including digital multimeters, power supplies, current sources, ohmmeters, and function generators into a compact, standalone device. Connect the source measure unit via usb or use several units at the same time via ethernet connection. Problem fixing, repairing a software system after errors occur. Cast aip analyzes source code by categorizing each business function into a measurable unit. Smus are sometimes also referred to as source monitor units. An smu can precisely force voltage or current and simultaneously measure voltage andor current.
Feb 17, 2020 the modular precision source measure unit segment is estimated to be the fastestgrowing segment of the precision source measure unit market, by form factor, from 2019 to 2024. The u2723a usb modular source measure unit is a 3channel 20v120ma that can operate in a 4quadrant operation. Maurice howard halstead introduced metrics to measure software complexity. Software design complexity is difficult to assess without using complexity metrics and measures. Source byte size is a measure of the actual size of the source code data e. The measurement system must be set before creating a plan and cannot be changed for existing plans. You can select the desired measurement unit as millimeter, centimeter, meter, inches, or foot. System sourcemeter smu sourcemeasure unit instruments. Should measure the occurred responses so that the requirements can be tested. The maximum output voltage and current are 110 v and 3. You can form arbitrary complex mathematical expressions of dimensions including sums, products, quotients, powers, and even roots of dimensions. When designing the latest pxi smusourcemeasure unit, we at. X200 source measure unit smu, low price source meter ossila.
By applying standards earlier in the software development lifecycle, a codebase can be carried over to other products, developed further, or open sourced with greater confidence, resulting in less technical debt and complexity. The modular precision source measure unit segment is estimated to be the fastestgrowing segment of the precision source measure unit market, by. Halsteads metrics are included in a number of current commercial tools that count software lines of code. It has embedded test scripts that will simplify automated testing with up to two test scripts per channel. Source measure unit instruments 2650a series measure up to 3kv or 50a pulse and up to 2000w pulse or 200w dc power with bestinclass low current resolution for characterizing and testing high power. Configurable and upgrabable modular architecture up to 8 slots. Highlight is a much lighter code analysis technology. It combines the useful features of a digital multimeter dmm, power supply, true current source, electronic load and pulse generator, all into a single, tightly synchronized instrument in a compact form. It usually involves having a general idea of what one wants to accomplish, and a sense of which components will be necessary. Code quality standards cisq consortium for information. Number of errors made by a user familiar with prior releases or other members of the product line. An smu instrument can source and sink power in all four quadrants.
Learn the basics of the pxi platform for semiconductor characterization with architectural notes, relevant case studies, and performance metrics. Sets the current display format for units of measure. Sink i desired load current, measure v, remote sense on source v, measure i, remote sense on source i test current, measure v and i, remote sense on source v 0v, measure i i meter v i meter i 0a i leakage hi lo voltmeter configuration source i 0a, measure v v meter figure 2. Sep 25, 2019 2plan team is entirely free and open source software with some capabilities helpful to estimators overview. Define architectural model, reference model, reference architecture and bring out the relationship between them.
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