[...]... on digital systems design and FPLDs combining them into an entity useful for designers in the areas of digital systems and rapid system prototyping It is also useful for the growing community of engineers and researchers dealing with the exciting field of FPLDs, reconfigurable, and programmable logic Our goal is to bring these areas to the students studying digital system design, computer design, and. .. is discussed and the hierarchical nature of digital systems design All major design description (entry) tools are briefly introduced including schematic entry tools and hardware description languages The complete design procedure, which includes design entry, processing, and verification, is shown in an example of a simple digital system An integrated design environment for FPLD-based designs, the... shift of the ballance to hardware description languages as we explained in this preface Z A Salcic Auckland, New Zealand A Smailagic Pittsburgh, USA 1 INTRODUCTION TO FIELD PROGRAMMABLE LOGIC DEVICES Programmable logic design is beginning the same paradigm shift that drove the success of logic synthesis within ASIC design, namely the move from schematics to HDL based design tools and methodologies Technology... Declaration 351 352 353 10.7 Records and Aliases 354 10.8 Symbolic Attributes 355 10.9 Standard Logic 10.9.1 IEEE Standard 1164 10.9.2 Standard Logic Data Types 10.9.3 Standard Logic Operators and Functions 10.9.4 IEEE Standard 1076.3 (The Numeric Standard) 10.9.5 Numeric Standard Operators and Functions 360 360 362 365 367 368 10.10 Type Conversions 371 xii 10.11 Process Statement and Processes 374 10.12 Sequential... flexibility and potential reconfigurability of FPLDs, VHDL represents a tool which will be more and more in use in digital system prototyping and design This chapter also makes a bridge between a proprietary and a standard HDLs Chapter 10 introduces all major mechanisms of VHDL used in description and design of digital systems It emphasizes those feature not found in AHDL, such as objects and data types... their use in complex digital system prototyping and design Altera and Xilinx invented some of the concepts found in major types of field- programmable logic and also produce devices which employ all major programming technologies Complex Programmable Logic Devices (CPLDs) and Field- Programmable Gate Arrays (FPGAs) are presented in Chapter 2, along with their main architectural and application-oriented... implementing the logic of tens or hundreds of SSI circuits and customize logic functions in the field using inexpensive programming hardware Large designs require a multi-level logic implementation introducing high power consumption and large delays FPLDs offer the benefits of both PLDs and MPLDs They allow the implementation of thousands of logic gates in a single circuit and can be programmed by designers... traditional Programmable Logic Devices (PLDs) FPLDs can achieve much higher levels of integration than traditional PLDs due to their more complex routing architectures and logic implementation The first PLD developed for implementing logic circuits was the field- Programmable Logic Array (PLA) A PLA is implemented using AND- OR logic with wide input programmable AND gates followed by a programmable OR gate... without the need for the change of the design specification New AHDL features that enable parameterized designs, as well as conditional generation of logic, are introduced They provide mechanisms for design of more general digital circuits and systems that are customized at the time of use and compilation of the design Chapter 6 shows how designs can be handled using primarily AHDL, but also in the... language for design specification, a further extension of presentation of two other hardware description languages, VHDL and Verilog, is introduced However, in order to preserve complementarity with another book “VHDL and FPLDs in Digital Systems Design, prototyping and Customization” (Zoran Salcic, Kluwer Academic Publishers, 1998) presentation of VHDL is oriented mostly towards synthesizable designs in . alt="" DIGITAL SYSTEMS DESIGN AND PROTOTYPING Using Field Programmable Logic and Hardware Description Languages Second Edition Digital Systems Design and Prototyping: Using Field Programmable Logic. use of this CD-ROM. DIGITAL SYSTEMS DESIGN AND PROTOTYPING Using Field Programmable Logic and Hardware Description Languages Second Edition Zoran Salcic The University of Auckland Asim Smailagic Carnegie. Organization Logic Cell Memory Function Dynamic Reconfiguration 2.7 Problems and Questions 3 DESIGN TOOLS AND LOGIC DESIGN WITH FPLDS 3.1 Design Framework 3.1.1 3.1.2 Design Steps and Design Framework Compiling