An EDIF version 2 0 0 netlist file (with the extension (.edf), generated by any standard EDIF netlist writer. The Quartus II software also supports EDIF Input files with the extensions (.edif) or (.edn). When you compile an EDIF Input File, the Compiler uses one or more Library Mapping Files (.lmf) to map cells in an EDIF Input File to corresponding Quartus II logic functions, including Library.
File Formats EDIF LEL LES LTSpice QUCS Libraries Parametric Shape Library OpenCellLibrary LT Spice Library. Support for other file format can be extended on request. Most netlist formats refer to its devices by a name. To be able to link this name to a physical device layout, the device name are search in the libraries of the SchematicEditor.

EDIF - Electronic Design Interchange Format - is a vendor neutral format in which to store Electronic netlists and schematics. It was one of the first attempts to establish a neutral data exchange format for the electronic design automation (EDA) industry.

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EDIF (Electronic Design Interchange Format) is a vendor-neutral format based on S-Expressions in which to store Electronic netlists and schematics. It was one of the first attempts to establish a neutral data exchange format for the electronic design automation (EDA) industry. The goal was to establish a common format from which the proprietary formats of the EDA systems could be derived. When customers needed to transfer data from one system to another, it was necessary to write translators from one format to other. As the number of formats (N) multiplied, the translator issue became an N-squared problem. The expectation was that with EDIF the number of translators could be reduced to the number of involved systems.

Representatives of the EDA companies Daisy Systems, Mentor Graphics, Motorola, National Semiconductor, Tektronix, Texas Instruments and the University of California, Berkeley established the EDIF Steering Committee in November 1983. Later Hilary Kahn, a computer science professor at the University of Manchester, joined the team and led the development from version EDIF 2 0 0 till the final version 4 0 0.

Syntax[edit]

The general format of EDIF involves using parentheses to delimit data definitions, and in this way it superficially resembles Lisp. The basic tokens of EDIF 2.0.0 were keywords (like library, cell, instance, etc.), strings (delimited with double quotes), integer numbers, symbolic constants (e.g. GENERIC, TIE, RIPPER for cell types) and 'Identifiers', which are reference labels formed from a very restricted set of characters. EDIF 3.0.0 and 4.0.0 dropped the symbolic constants entirely, using keywords instead.So, the syntax of EDIF has a fairly simple foundation. A typical EDIF file looks like this:

Versions[edit]

The 1 0 0 release of EDIF was made in 1985.

EDIF 2 0 0[edit]

Download ilife 09 dmg intel pro. The first 'real' public release of EDIF was version 2 0 0, which was approved in March 1988 as the standard ANSI/EIA-548-1988. It is published in a single volume. This version has no formal scope statement but what it tries to capture is covered by the defined viewTypes:

BEHAVIOR to describe the behavior of a cell
DOCUMENT to describe the documentation of a cell
GRAPHIC to describe a dumb graphics and text representation of displayable or printable information
LOGICMODEL to describe the logic-simulation model of the cell
MASKLAYOUT to describe an integrated circuit layout
NETLIST to describe a netlist
PCBLAYOUT to describe a printed circuit board
SCHEMATIC to describe the schematic representation and connectivity of a cell
STRANGER to describe an as yet unknown representation of a cell
SYMBOLIC to describe a symbolic layout

The industry tested this release for several years, but finally only the NETLIST view was the one widely used and some EDA tools are still supporting it today for EDIF 2 0 0.

To overcome problems with the main 2 0 0 standard several further documents got released:

Electronic Industries Association
- EDIF Monograph Series, Volume 1, Introduction to EDIF, EIA/EDIF-1, Sept. 1988
- EDIF Monograph Series, Volume 2, EDIF Connectivity, EIA/EDIF-2, June 1989
- Using EDIF 2 0 0 for schematic transfer, EIA/EDIF/AG-1, July 1989
Documentation from Hilary J. Kahn, Department of Computer Science, University of Manchester
- EDIF 2 0 0, An Introductory Tutorial', September 1989
- EDIF Questions and answers, volume one, November 1988
- EDIF Questions and answers, volume two, February 1989
- EDIF Questions and answers, volume three, July 1989
- EDIF Questions and answers, volume four, November 1989
- EDIF Questions and answers, volume five, June 1991

EDIF 3 0 0[edit]

Because of some fundamental weaknesses in the 2 0 0 release a new not compatible release 3 0 0 was released in September 1993, given the designation of EIA standard EIA-618. It later achieved ANSI and ISO designations. It is published in 4 volumes. The main focus of this version were the viewTypes NETLIST and SCHEMATIC from 2 0 0. MASKLAYOUT, PCBLAYOUT and some other views were dropped from this release and shifted for later releases because the work for these views was not fully completed.

EDIF 3 0 0 is available from the International Electrotechnical Commission as IEC 61690-1

EDIF 4 0 0[edit]

EDIF 4 0 0 was released in late August 1996, mainly to add 'Printed Circuit Board' extensions (the original PCBLAYOUT view) to EDIF 3 0 0. This more than doubled the size of EDIF 3 0 0, an

Edif Netlist File Format