Verilog

Sep 20, 2013

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November 10, 2012. Verilog. 2. Verilog. Hardware Description Language (HDL)like a programming language, but for hardwareDifferent concerns than for softwareConcurrency!!!Things happen in parallel Different data types Bits can be 0, 1, X, ZSpecific widthsSynthesizabilityAutomatically produc

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Verilog

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Verilog

640 views • 11 slides

Verilog Tutorial

Verilog Tutorial. Adapted from Krste Asanovic. Verilog Fundamentals. History Data types Structural Verilog Functional Verilog. Originally designers used manual translation + bread boards for verification. Hardware design languages enabled logic level simulation and verification.

1.2k views • 71 slides

Verilog

Verilog. 4-Value Logic. Four values: 0, 1, x, z. x: unknown value z: high impedance. Vectors. output [0:3] D; wire [7:0] SUM; indexing: D[3] slicing: SUM[5:2]. Decoder. Gate-level description nands and nots are grouped. //HDL Example 4-1

458 views • 6 slides

Verilog Basics

Verilog Basics. Nattha Jindapetch November 2008. Agenda. Logic design review Verilog HDL basics LABs. Logic Design Review. Basic Logic gates. Additional Logic Gates. Two Types. Combinational circuit No "memory" Its output depends only upon the current state of its inputs.

959 views • 41 slides

Verilog

Verilog. CPSC 321 Computer Architecture Andreas Klappenecker . Demux Example. 2-to-4 demultiplexer with active low. Demux: Structural Model. // 2-to-4 demultiplexer module demux1(z,a,b,enable); input a,b,enable; output [3:0] z; wire abar,bbar; not v0(abar,a), v1(bbar,b);

255 views • 19 slides

Verilog tutorial

Verilog tutorial. Hong-Hui Chen 05/17/2002 VLSI Design Course. Outline. What is Verilog? Register transfer level (RTL) Up_counter example Test_bench for Up_counter Get a simulator Simulation and verification Synthesis Back end flow and a real CHIP Recommended books. What is Verilog.

590 views • 28 slides

Verilog

Verilog. Section 3.10 Section 4.5. Keywords. Keywords are predefined lowercase identifiers that define the language constructs Key example of keywords: module, endmodule , input, output, and wire. assign.

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Verilog

Verilog . ICT- SoC Lab. SOC Design Flow. Today (Language-based design ). In past (Schematic-based design). Source : Dynalith System. SOC Design Flow. Source : Dynalith System. HDL. Language-based design. Easy to design. Easy to simulate. Easy to reuse. Schematic-based design.

568 views • 34 slides

Verilog Fundamentals

Verilog Fundamentals. Shubham Singh Junior Undergrad. Electrical Engineering. VERILOG FUNDAMENTALS. HDLs HISTORY HOW FPGA & VERILOG ARE RELATED CODING IN VERILOG. HDLs HISTORY . HDL – HARDWARE DESCRIPTION LANGUAGE. EARLIER DESIGNERS USED BREADBOARDS FOR DESIGNING. SOLDERLESS BREADBOARD.

785 views • 49 slides

Verilog Tutorial

Verilog Tutorial. Outline. Numbers(A.2.7) Vectors in Verilog (Section 4.1.7) Four value logic (Section 4.2.1) Comments and White Space (A.2.2) Test Methodology (Section 4.2.2) Propagation Delay (Section 4.3 ). Number Format. N’Bvalue N is the size in bits

398 views • 15 slides

Verilog

Verilog. Data Types. A wire specifies a combinational signal. A reg (register) holds a value, which can vary with time. A reg need not necessarily correspond to an actual register in an implementation, although it often will. constants.

262 views • 13 slides

Verilog

Verilog. Matt Tsai. Verilog Application Introduction to Cadence Simulators Sample Design Lexical Conventions in Verilog Verilog Data Type and Logic System Structural Modeling Modeling Delay Using Compiler Controls Verilog Operators Behavioral Modeling Support for Verification

836 views • 37 slides

Verilog

Verilog. Hierarchical Design. 4-bit adder in terms of full-adders Full-adders in terms of half-adders Half-adders in terms of gates. //HDL Example 4-2 //----------------------------------------------- //Gate-level hierarchical description of 4-bit adder

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Verilog--continued

Verilog--continued. Next State. Current State. Next-State Logic. Memory. Inputs. Finite State Machine (FSM). All state machines have the general feedback structure consisting of: Combinational logic implements the next state logic

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Verilog

Verilog. The Verilog Language. Originally a modeling language for a very efficient event-driven digital logic simulator Later pushed into use as a specification language for logic synthesis Now, one of the two most commonly-used languages in digital hardware design (VHDL is the other)

1.34k views • 76 slides

Verilog

Verilog. Digital Computer Logic Kashif Bashir WWW: http//:www.kashifpaf.greatnow.com Email: kashif@pafkiet.edu.pk. Module Outline. What is Verilog? Verilog modules Types of Verilog Code Verilog simulators Example Verilog Code

1.42k views • 14 slides

Verilog

Verilog. Behavioral Description. initial: is executed once at the beginning. always: is repeated until the end of simulation. Clock Generation. Two methods: 15 cycles of clock. clock period = 20 time units. initial begin clock = 1’b0; repeat (30)

558 views • 14 slides

Verilog Objective

Verilog Objective. . Verilog and HDL .Structural-level modeling and simulation Behavioral modeling and simulation Timing specification Stimulus and control specification Response generation and verification Interactive debugging Achieving optimal performance issues Verilog environment.

760 views • 59 slides

System Verilog

System Verilog. Narges Baniasadi University of Tehran Spring 2004. System Verilog. Extensive enhancements to the IEEE 1364 Verilog-2001 standard. By Accellera More abstraction : modeling hardware at the RTL and system level Verification

947 views • 44 slides

Verilog Tutorial

Verilog Tutorial. Fall 2005-2006. Combinational logic. Two-input NAND gate based on assign keyword module example1(c,a,b); endmodule The “assign” technique is called a “continuous assignment.”

313 views • 25 slides

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