'Level logic' presentation slideshows

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COE 561 Digital System Design & Synthesis Multiple-Level Logic Synthesis

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CS137: Electronic Design Automation

CS137: Electronic Design Automation. Day 4: October 5, 2005 Two-Level Logic-Synthesis. Today. Two-Level Logic Optimization Problem Definitions Basic Algorithm: Quine-McClusky Improvements. Problem. Given : Expression in combinational logic

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Adobe Reader's Custom Memory Management: a Heap of Trouble --

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Chapter # 3: Multi-Level Combinational Logic

Chapter # 3: Multi-Level Combinational Logic. Chapter Overview. Multi-Level Logic Conversion to NAND-NAND and NOR-NOR Networks DeMorgan's Law and Pushing Bubbles AND-OR-Invert Building Blocks CAD Tools for Multi-Level Optimization

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Multi-Level Logic Optimization

Multi-Level Logic Optimization. Multi-Level Logic Synthesis. Two Level Logic : Espresso Programmable Logic Array (PLA) Multilevel Logic : Standard Cell Gate Array. Multi-level logic. Standard cell implementation:. o 1. o 1. o 1. i 1. i 1. i 2. i 3. i 2. i 1. inverter. NAND.

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Multi-Level Logic Optimization

Multi-Level Logic Optimization. Multi-Level Logic Synthesis. Two Level Logic : Espresso Programmable Logic Array (PLA) Multilevel Logic : Standard Cell Gate Array. Multi-level Logic. Standard cell implementation:. o 1. o 1. o 1. i 1. i 1. i 2. i 3. i 2. i 1. inverter. NAND.

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ECEN 4703 Switching and Finite Automata Theory

ECEN 4703 Switching and Finite Automata Theory. Sunil P Khatri University of Colorado, Boulder Spring 2002 Modified from lecture notes of Robert K Brayton, University of California, Berkeley. Introduction. Motivation for Logic Synthesis

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Digital Integrated Circuits A Design Perspective

Digital Integrated Circuits A Design Perspective. Jan M. Rabaey Anantha Chandrakasan Borivoje Nikolic. Design Methodologies. The Design Productivity Challenge. A growing gap between design complexity and design productivity. Source: sematech97. A Simple Processor. MEMORY. INPUT/OUTPUT.

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Microprogramming

Microprogramming. Andreas Klappenecker CPSC321 Computer Architecture. Implementation of the Finite State Machine Control Logic. Graphical Specification of FSM. How many state bits are needed? . Two-Level Logic. Any logic function can be written in a two-level

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Multilevel Logic Synthesis -- Introduction

Multilevel Logic Synthesis -- Introduction. Multilevel Logic Synthesis: Outline. Introduction What is multilevel logic? Why we need it? Problems and challenges. Multilevel Logic Synthesis and Minimization Restructuring Technology Independent Local Optimization Technology Mapping

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Computer-Aided Design of Digital VLSI Circuits & Systems

Perspectives on Next-Generation Logic Synthesis. Computer-Aided Design of Digital VLSI Circuits & Systems. Priyank Kalla Dept. of Elec. & Comp. Engineering University of Utah,SLC. Logic Synthesis in VLSI Realization. Objective: Generate Optimal Designs. Specifications. Circuit Netlist.

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Computer-Aided Design of Digital VLSI Circuits & Systems

Perspectives on Next-Generation Logic Synthesis. Computer-Aided Design of Digital VLSI Circuits & Systems. Priyank Kalla Dept. of Elec. & Comp. Engineering University of Utah,SLC. Logic Synthesis in VLSI Realization. Objective: Generate Optimal Designs. Specifications. Circuit Netlist.

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Lecture 12

Lecture 12. Time/space trade offs Adders. Time vs. speed: Linear chain. 8-input OR function with 2-input gates Gates: 7 Max delay: 7. Gates:7 Max delay: 3. Time vs. speed: Tree. Modified circuit.

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Lecture 10

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Lecture 12

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Overview

Overview. Last Lecture Conversion of two-level logic to NAND or NOR forms Multilevel logic AOI and OAI gates Today Timing and hazards Multiplexers and demultiplexers. Time behavior of combinational networks. Waveforms visualization of values carried on signal wires over time

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Overview

Overview. Last lecture Design examples Today More design examples Adders (arithmetic circuits). Logical function unit. Multi-purpose function block 3 control inputs to specify operation to perform on operands 2 data inputs for operands 1 output of the same bit-width as operands.

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Logic Synthesis 3

Outline Multi-Level Logic Optimization Local Transformations Weak Division Goal Understand multi-level optimization Understand local transformations Understand weak division. Logic Synthesis 3. Often prefer random logic over PLA faster, less area, lower power, ... example

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