Sep 30, 2018 cadence conformal lec user guide not, search in cadence website. Cadence conformal smart lec is the nextgeneration equivalence checking solution. Hi i have some problems about cadence lec conformal after i run the comparison between rtl and synthesis result. It is productionproven on more physical design closure products, advanced synthesis software, asic libraries, and ip cores than any other formal verification technology. If you have not done so, create a new project or open an existing project. Understanding the formal verification scripts for the conformal lec software. Encounter conformal ec already proven in thousands of tapeouts, encounter conformal ec is the industrys most widely supported independent equivalence checking product. Add annotations to schematics and pdf for easy documentation. In addition, the quartus ii software has builtin support for verifying the logical. Lecture notes complex variables with applications mathematics. It shows nonequivalence after running a full comparison but i dont know how to solve it since the schematic is too large to debug. A guide on logical equivalence checking flow, challenges, and. To address this issue, an iterative beltrami differential chopping and smoothing procedure.
Encounter conformal equivalence checking user guide getting started november from cs 123 at national taiwan university. When creating a design in the synplify software for use with the verplex conformal lec and the quartus ii software, refer the following guidelines for verilog designs, use all lowercase names on port names, black box entities and source file names. Section 4 of this tutorial describes how to formally verify that the synthesized design is functionally equivalent to the rtl description using lec. This section discusses formal verification, how to setup the quartus ii software to generate the.
Solving verilog xissues by sequentially comparing a. Conformal mapping t ec hniques oklahoma state university. Conformal eco designer also automates ecos for spare cell optimization and mapping. This tutorial provides a quick gettingstrated guide to cadence conformal. The benefits of conformal coatings to coat, or not to coat jim stockhausen elantas pdg, inc. The purpose of the conformal coating masking materials is to prevent migration of the conformal coatings into components that need to clear and designated keep out areas. Find the reason of nonequivalence and fix the problem from lec supplements. Black boxes in the conformal lec flow on page 198 generating the postfit netlist output file and the conformal lec setup files on page 1910 understanding the formal verification scripts for conformal lec on page 1912 comparing designs using conformal lec on page 1915.
To understand how to use conformal lec to formally check the equivalence between your vlsi designs in the design flow. Conformal lec tutorial pdf this is a brief introduction on how to using conformal lec tool for your ic design. In addition, it is important to have appropriate process design with a wellmanaged balance between productivity and safety goals. Let the normal compare complete and then you can try the below commnds which should help with phase inversion performed during synthesis. This tutorial provides a quick gettingstrated guide to cadence. Conformal equivalence checking cadence design systems.
Community guidelines the cadence design communities support cadence users and technologists interacting to exchange ideas, news, technical information, and best practices to solve problems and get the most from cadence technology. Black boxes in the conformal lec flow on page 178 generating the postfit netlist output file and the conformal lec setup files on page 179 understanding the formal verification scripts for the conformal lec software on page 1712 comparing designs using the conformal lec software on page 1715. For example, text may be incorporated in a cad file to build an engraved part. The result is a sleek look and aerodynamic design that is a perfect complement to the vehicle body design. Conformal lec training basic advance ebook download as pdf file. Conformal mapping of carotid vessel wall and plaque.
Imagine the lifetime savings of a mold that you can now run in a smaller, more economical press. So swap any of them to buffer should have the same effect. Dmes conformal cooled cold sprue bushing opens up a wide range of possibilities for the injection process. However, when desired or needed, parts built on a dmls machine are secondary process friendly. An introduction to conformal field theory matthias r gaberdiel department of applied mathematics and theoretical physics, silver street, cambridge, cb3 9ew, uk and fitzwilliam college, cambridge, cb3 0dg, uk abstract. This command invokes the cadence encounter conformal tool and also runs formal verification between your hdl design files and the quartus ii softwaregenerated, postfit netlist. Cadence conformal equivalence checking library community. If you didnt know, conformal s very own ae team put together some cool training materials for their customers based on large demand to help both new and intermediate users. Black boxes in the conformal lec flow on page 178 generating the postfit netlist output file and the conformal lec setup files on page 179 understanding the formal verification scripts for the conformal lec software on page 1712 comparing designs using the conformal lec. Encounter conformal virtual reference series three online.
Examples of conformal maps and of critical points we know that an analytic function fz is conformal preserves angles and orientation at all points where the derivative fz is not zero. A guide on logical equivalence checking flow, challenges. Best known methods for using cadence conformal lec at intel 3 the design that we use as our test case is a highperformance, dualport gigabit ethernet controller for servers and embedded system design 7. Introduction to conformal field theory antonin rovai introduction these lecture notes consist of an elementary introduction to conformal field theory cft. User manualcadence design systemsencounter conformal equivalence. Rearrange individual pages or entire files in the desired order. August 6, 2009 cadence confidential 75 lec feature conformal lec dropin beta program checkbld slides to detail all new features checkbld includes aewares scripts to extend the functionalities of lec checkbld standard dofiles that you can use as reference to deploy the latest features checkbld example testcases are provided available. Lecture conformal mapping t ec hniques definition. To our surprise, using the conformal ultra together with the effort complete we managed to verify the majority of the design in one flat run. The schematic from lec debug tool printed out too many gates and connections. Encounter conformal equivalence checking user guide. Experimental fix analysis in parallel, we can analyze the seven inverters in gof. Help on conformal lec flow using synopsyss design compiler.
Here we look at some examples of analytic functions that illustrate that they are conformal maps. Cadence conformal logic equivalence checker lec is a formal logic equivalence checking. In fact, the quartus ii software has builtin support for verifying the logical equivalence between the synthesized netlist from synplicity synplify and the po stfit verilog quartus mapped. Aug 03, 2019 prasanth, 02 nov, career problem cant stick to one job plz help. After this, the hdl files of the soc with armamber core are read, and the design. Start the cadence encounter conformal software by typing lec dofile multiplier. However reading the whole of reatraget libraray into lec does not work. A comprehensive introduction to twodimensional conformal. Equivalence checking using cadence conformal lec formal hardware verification.
Conformal lec gui debug tool gave some useful information, but the schematic. Post mask eco below is an example of post mask eco using only existing spare cells on metal only stepping block a this post mask eco involved combinational. In this presentation we will also discuss how to use the different cadence conformal lec capabilities and what benefits they provide, describing numerous bestknownmethods developed at intel. This chapter discusses equivalence checking with the conformal lec software. November 20, 2008 conformal same form or shape mapping is an important technique used in complex analysis and has many applications in di erent physical situations. This class of theories have the property that they are invariant under so called conformal transformations, that. This section can be skipped if one chooses to use formality for equivalence checking. Conformal lec tool between the synthesized netlist and the rtl.
This helped in reduction of extra and unreachable of dffs but no change in extra of pi and po. This class of theories have the property that they are invariant under so called conformal transformations, that may be seen as local scale tranformations. Error when comparing 2 rtl files on conformal lec tool. A mapping f c is said to b e c onformal atap oint z o 2 d if f is analytic at every p and 0 6 0.
If you have access to cadence online used weblink, then you should be able to access encounter and conformal lec in documentation section. Digital logic synthesis and equivalence checking tools. Digital logic synthesis and equivalence checking tools tutorial. For the execution of lec, the conformal tool requires three types of files. Cadence conformal lec user guide not, search in cadence website. All uploads and downloads are deemed secure and files are permanently deleted from the smallpdf servers within an hour. The inherent design freedom of dmls often reduces the need for secondary processes. Lec conformal problem i dont think names are a problem here, since the mapping seems to have happened well. Logical equivalence checking software like cadences conformal and synopsys. Create eco patch map the eco patch write out the eco netlist check the eco results using lec. A separate writeup shows that stereographic projection is conformal, although the.
Guidelines for creating a design for use with the conformal. Cadence conformal equivalence checking library community forums. As the 2d carotid template lies on an lshaped nonconvex domain, onetoone correspondence of the mapping operation was not guaranteed. Conformal lec software to verify the functional equivalence of the register transfer. Sep 19, 2017 see how you can achieve dramatic runtime improvement for logic equivalence checks. Observe the results in the cadence encounter conformal tool.
With massively parallel architecture and adaptive proof technology, the conformal smart lec delivers dramatic turnaround time improvements in equivalence checking by over 20x for rtltogate comparisons. The lab exercises follow major topics and are designed to be directly applicable in design and design verification. Check the equivalence between two vlsi designs in different abstraction levels. Best known methods for using cadence conformal lec at intel. By having sufficient cooling around the sprue, you can increase its diameter which can reduce the pressure needed to fill your part. Cadence conformal suite of tools contains a tool called logic equivalence checker or lec.
Taming the factory demons ipcsmta chapter meeting may 2014 jason keeping, celestica doug pauls, rockwell collins 1 what makes for a badineffective instructor. Logical equivalence checking tools, such as formality and conformal. We wrote the eco script below and we dumped the failing end points to a file named. Conformal lec failures debug by using gates on the fly.
You learn the basic flow of equivalence checking and how to run hierarchical comparison of designs. Help on conformal lec flow using synopsyss design compiler netlist rafeeq2129 over 7 years ago im trying to setup flow for using conformal lec with dc netlist, and facing few problems in mapping. A wellrun 3d conformal therapy process requires a team effort involving the radiation oncologist, the medical physicist, the dosimetrist, the radiation therapist, and other members of the treatment team. Conformal lec schematic conformal lec gui debug tool gave some useful information, but not sufficient and efficient. Conformal lec training basic advance eljqpv71kw41 idocpub. A mapping f c is said to b e c onformal atap oint z o 2 d if f. Cadence conformal lec user guide lec capacitance of two non parallel wires conformal lec set flatten model parsing syntax error in read the cadence lec user. According to astrology, there are some expiations or rectifications for ashtakoot demerit which called dosh parihar or dosha cancellation which should be taken during kundli milan. Generating the postfit netlist output file and the conformal lec setup files.
I am getting extra in pi and po while doing lec with conformal. Conformal coating masking in conformal coating many components and printed circuit board locations must remain uncoated due to the insulating nature of the coating. Upon completion of this course, you will be able to set up. Using verplex conformal lec for formal verification. At times, the logical connectivity is broken while doing manual fixes or timing ecos. Cadence encounter conformal user guide this chapter describes equivalence checking with the cadence encounter. Use mouse middle button to click on output pin to trace fanouts. Conformal smart logic equivalence checker is the nextgeneration equivalency checking solution. Bastech reduces injection molding cycle times by 22%, eliminates 3040 hours postprocessing time of the molds, and 18% reduction in cost through conformallycooled, 3d printed, metal injection molds with 3d systems. Every branch of the complex logarithm or of any nth root function is conformal on its domain which cannot include branch points. Related questions which type of professional user could really need a lenovo thinkpad t with full config set. Daily his blog gets new visitors and downloads of pdf files. Conformal lec preferences window lec add compared points all lec compare lec compare done.
Jul 21, 2019 cadence encounter conformal equivalence checking user guide lec 3. Click here to get free conformal lec training and give it a try. Cadence conformal smart lec is the nextgeneration equivalence. This is a brief introduction on how to using conformal lec tool for your ic design. The basic idea of our approach is to use three more or less equivalent languages. Compared points equi ent nonequi u al ent t vhdl rev i sed. Ee b spring conformal logic equivalence checking lec tutorialby kochung tseng this tutorial provides a quick gettingstrated gui. This i had to do as there are way too many cells that are written out by synplify premier not present in xeclib. Formal verification the quartus ii software easily interfaces with eda formal design verification tools such as the cadence encounter conformal and synopsys synplify software. A guide on logical equivalence checking einfochips. Cadence encounter conformal equivalence checking user guide lec 3. Before you combine the files into one pdf file, use merge pdf to draganddrop pages to reorder or to delete them as you like.
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