Cpld architecture and its applications architecture issues of cpld some of the families of cpld. The xilinx xc 9500 is a family of complex progammable logic devices cplds. Introduction to cpld and fpga design esc306, esc326. All devices are insystem programmable for a minimum of 10,000 programerase cycles. This not only means adequate gates and flipflops for a field upgrade, but. It is comprised of sixteen 36v18 function blocks, providing 6,400 usable gates with propagation delays of 10 ns. About this guide r ds054 xc9500xl highperformance cpld family data sheet this data sheet describes the xc9500xl 3. Free software support for all densities using xilinx webpack industry leading nonvolatile 0. This windowsbased software allows users to design, test, and program cpld designs in textbased vhdl and graphic schematic entry formats. The xc9500 architectural features address the requirementsof insystem.
The xc9500 function block has 18 macrocells per block and. Xc9500 cplds combine a locally efficient logic block with a globally flexibl e interconnect structure to provide ideal connectability for a very large spectrum of designs. Product specification advanced cmos 5v fast flashtm technology supports parallel programming of multiple xc9500 devices. Macrocells are functional blocks that perform combinatorial or sequential logic, and also have the added flexibility for true or complement. We group all small fpds, including plas, pals, and pallike devices, into the single category of simple programmablelogic devices splds, whose most important charterminology cpld.
Data flow modeling concurrent code behavioral modeling sequential code structural modeling. The xilinx impact software is compatible with all version of the xc9500xl and xc9500xv families. The xilinx portfolio includes cpld and fpga devices, design software, design services and support, and ip cores. The building block of a cpld is the macrocell, which contains logic implementing disjunctive normal form expressions and more specialized logic operations. Each circuit block is comparable to a pla or a pal. A complex programmable logic device cpld, is a complex device than programmable logic devices discussed in previous sections. Enhanced pinlocking capability avoids costly board rework. Webpack ise design software xilinx webpack ise design software offers a complete design suite based on the xilinx foundation ise series software. Digilent web site mentions that the cable is compatible with coolruner2 cpld only, but i wonder if they just not want to test configurations with old cpld. Xilinx ds054 xc9500xl highperformance cpld family data. Xilinx xc9500 cplds are still available as new old stock. The xc9500 cpld family provides advanced insystem programming and test capabilities for high performance, general purpose logic integration. Xc9500 insystem programmable cpld automotive iq family. A complex programmable logic device cpld is a programmable logic device with complexity between that of pals and fpgas, and architectural features of both.
The figure below shows the block diagram of the internal architecture of the xc 9500 family cpld. Xc9500 concurrently available in 352pin bga and 208pin hqfp packages description the xc95288 is a highperformance cpld providing advanced insystem programming and test capabilities for general purpose logic integration. The xc9500 cpld family provides advanced insystem programming and. Introduction to xilinx cplds agenda cpld introduction xc9500 family overview coolrunner xpla3 overview coolrunnerii overview iq products for automotive and. The xilinx 9500series cpld xinlinx cplds architecture of xilinx 9500family cpld architecture of xilinx fb xc4000e io block 16v8 20 pins can have 16 inputs max andor 8 outputs marcrocells has 32. The underlying architecture is a traditional cpld architecture combining macrocells into function blocks fbs interconnected with a global routing matrix.
Shinde assistant professor, department of electronics engg. Enhanced pinlocking architecture flexible 36v18 function block 90. The architecture will be explained by expanding the detail as we discuss the underlying function blocks, logic and interconnect. The xc9500xl architectural features address the requirements of insystem programmability. The foundation series software has been designed to enable both new and experienced programmable logic designers to achieve handcrafted results automatically, through pushbutton design flows.
Ttl burn rate for xilinx cplds basics cplds are constructed from a building block called a macrocell, which is a logic. The interface will be 5 volt spi, meaning theres a ton of potential here for anyone wanting p. The structure of other cplds, such as the xilinx xc9500, are also based on pals, but the structures of other cplds are based on other types of programmable logic. The second edition introduces cplds earlier in the teaching sequence, laying a solid foundation for more advanced principles without neglecting underlying digital fundamentals such as boolean algebra. Compact cpld board designing and implemented for digital clock. Each xc9500 macrocell may be individually configured for a combinatorial or registered function. The xc9500 cpld has the facility of insystem programming and also includes the testing facility.
Understanding xc9500xl cpld power r 4 xapp114 january 22, 1999 version 1. Overview of cpld xc9500 family the xc9500 cpld family has six models. Variants of the basic pal architecture appear in several products known by various acronyms. The inputoutput block contains input buffer, output driver, output enable. The xc9500 devices, in conjunction with our fitter software, gives you the maximum in routability and flexibility while maintaining high performance. Partnered with an xc9500 architecture rich in features, and the industrys lowest cpld prices, xilinx clearly provides the industrys best cpld solution. Xc9500 device automotive family xc9536 xc9572 macrocells 36 72 usable gates 800 1,600 registers 36 72 tpd ns 5 7. Foundation series software sets new standards of excellence in quality of results, easeofuse, and features. Xilinx xc9500xl cpld quick start dp dangerous prototypes.
The macrocell and associated fb logic is shown in figure. Xilinx xc9500 insystem programmable cpld family datasheet, v5. The xilinx bsdl files follow a standard naming convention. Shop xc9572xl cpld development board v1b at seeed studio, we offer wide selection of electronic modules for makers to diy projects. Altera max 7000 and max 9000 families atmel atf and atv families lattice isplsi family lattice vantis mach family xilinx xc9500.
Architecture of fpg as and cplds linkedin slideshare. The modeling styles can be selected depending upon the complexity of the digital design. The standard defines a hardware architecture and the mechanisms for. Feb 19, 20 new xc9500, when available, will offer incircuit programmability with 5 nsec pintopin delaysand up to 6200 logic gates. To set the family of cpld devices we will target with this design, click in the value field of the device family property. Each xc9500 device is a subsystem consisting of multiple function.
Modeling styles in vhdl coding are used to specify the architectural body of the design. Digilent jtag usb hs1 cable and xc9500 series community. Consists of several macrocells 18 for this architecture. It is achieved by the placeandroute software of cpld companys proprietary. This application note will help designers understand the xc9500 architecture and how to get the best. Foundation and alliance design software solutions making cpld designs easier than ever before. Five direct product terms from the andarray are available. Complex programmable logic device programmable logic. Highperformance 5 ns pintopin logic delays on all pins fcnt to 125 mhz large density range 36 to 288 macrocells with 800 to 6,400 usable gates 5 v insystem programmable endurance of 10,000 programerase cycles programerase over full commercial voltage and temperature. Any of these pins can b e used as global clocks gck. The xc9500 cpld has the facility of insystem programming and also includes the. Xc9500 concurrently available 160pin pqfp, 352pin bga, and 208pin hqfp packages note. This 5v family delivers industryleading speeds, while giving you the flexibility of an enhanced customer proven pinlocking architecture along with extensive ieee std.
The xc9500 family is fully pincompatible with enhanced pinlocking capability. First, engineers must select the right cpld to ensure that functional and architectural resources exist for the future. It is automatically invokedby the development software where applicable. The main building block of the cpld is a macrocell, which contains logic implementing disjunctive normal form expressions and more specialized logic operations.
Use insystem programming to simplify field upgrades. Chapter 3 describes how to install the software and what each module does. The devices in this series have around ten thousand programm erase cycles. Aug 06, 2014 pk is working on a very simple video card, meant to output 640. Board design and specification will be discussed in section 3. Ppt xc9500 cplds powerpoint presentation, free download id. Discuss xc 9500 cpld family architecture with neat block diagram.
Its easier to design a new circuit in software and upload it to the cpld than it is to design, etch, and stuff a new circuit board. The xc9500 architecture is comprised of multiple identical function blocks internally connected by a fully populated fastconnect switch matrix. Macrocells is a misleading unit of measure our single equation is neatly cast in terms of high. Implementing 7, 4 hamming code encoding and decoding. Most cpld contain the same type of programmable switches that are used in. Now, the design of hamming code 7, 4 is to be done on cpld kit using vhdl. Xilinx ds054 xc9500xl highperformance cpld family data sheet.
Programerase over full commercial voltage and temperature range. Forget the older xc9500 5volt parts, theyre dead might be good for huge quantity projects where a few cents matters probably still around for legacy designs xc9500xl is the cheaper cpld. Complex programmable logic device cpld architecture and its applications free download as powerpoint presentation. Most cplds complex programmable logic devices have macrocells with a sum of logic function and an elective ff flipflop. Xc9500 insystem programmable cpld family r 4 september 15, 1999 version 5. Xc9500xl highperformance cpld family data sheet ds054 v2. Each internal pld has 36 inputs and 18 macrocells and. Xc9500 concurrently available in 100pin pqfp, 100pin tqfp, and 160pin pqfp packages description the xc95144 is a highperformance cpld providing advanced insystem programming and test capabilities for general purpose logic integration. The internal plds in xilinx are called as function blocks fbs. The design software hides the cpld resources, which enables end users to work with higher level constructs and to abstract from the architectural details 1. Highperformance 5 ns pintopin logic delays on all pins fcnt to 125 mhz to 288 macrocells with to 6,400. Sep 09, 2014 a cpld complex programmable logic design is a combination of a fully programmable andor array and a bank of macrocells. The design software automatically manages these device resources so that users can express their designs using completely generic constructs without. Complex programmable logic device cpld architecture.
Coolrunnerii cpld family tion, under very broad design conditions. The xc9500 insystem programmable isp cpld family takes complex programmable logic devices to new heights of highperformance, featurerichness, and flexibility. Discuss xc 9500 cpld family architecture with neat block. Sections 4 and 5 will discuss with cpld software development and board application.
It is comprised of eight 36v18 function blocks, providing 3,200 usable gates with propagation delays. Introduction 2 interconnect within function blocks xc9500. You are assured of success on each and every design because foundation series gives you the advanced tools and technology you need, and you are backed by. A board to discuss topics on xilinx cplds, including the coolrunnerii, coolrunner xpla3, and the xc9500 xlxv device families. Select the xc9500 cplds entry in the popup menu that appears. The external io pins can be used as input, output or bidirectional pins according to device programming. Xc9500 cpld block diagram the xc9500 cpld family provides advanced insystem programming and test capabilities for high performance, general purpose logic integration.
Cpld contains the circuitry similar to pal devices. The xc9500 architectural features addres s the requirements of. However, the impact software is compatible with only version 2 or later of the xc9500 cpld family. Xc9500xl highperformance cpld automotive iq product family 2. Function blocks one factor that limits the ability of design software to fit designs is the number of inputs available for signals to gain entry into the cpld function blocks. A cpld complex programmable logic device chip includes several circuit blocks on a single chip with inside wiring resources to attach the circuit blocks. Cplds complex programmable logic devices contain from 10 macrocells each macrocell is equivalent to around 20 gates support up to 200 io pins the key resource in a cpld is the programmable interconnect tradeoff between space for macrocells and space for interconnect careful design will limit the connections. Xc9500 cpld fam ily is fully supported by the development. A free powerpoint ppt presentation displayed as a flash slide show on id.
Create the design using xabel cpld or any compatible thirdparty design entry tool. The architecture is feature rich, including individual pterm output enables, three global clocks, and more pterms per output than any other cpld. Xc9500 concurrently available 352pin bga and 208pin hqfp packages description the xc95288 is a highperformance cpld providing advanced insystem programming and test capabilities for general. To help sort out the confusion, we provide an overview of the various fpd architectures and discuss the most important commercial products, emphasizing devices with relatively high logic capacity. The xc9500 architectural features address the requirements of in system. The main summarized will be concluding at the end of this paper. Simplified xc9500 io architecture r design hints and issues benchmarks confirm xc9500 cpld the xilinx xc9500 cpld family provides the, issues, xilinx xc9500 cplds feature abundant routing resources, wide function block fanin and flexible product term allocation. Ppt introduction to xilinx cplds powerpoint presentation. Xc9500 insystem programmable cpld family data sheet xilinx. The macrocell and associated fb logic is shown in figure 3. Hi, did anybody have successful experience using digilent usbhs1 cable to program xc9500 devices. The pins marked iogck, iogsr and iogts are special purpose pins. Cpld crack ic clone, mcu crack, microcontroller unlock.
The xc9500xl architectural features address the require. It is faster than the coolrunnerii, has 5volt tolerant inputs, and can run from a single 3. It is automatically invoked by the development software where applicable. The andor array is reprogrammable and can perform a multiple of logic functions. Depending on the chip, the combinatorial logic function supports from 4 to 16 product terms with inclusive fanin. Complex programmable logic device cpld architecture and. The xc9500 is similar in architecture to the altera max 7000 cpld family and exhibits the classic palgal structure. Xc9500 insystem programmable cpld automotive iq family ds1201 v1. Complex programmable logic devices clarkson university. Cplds also differ in terms of shift registers and logic gates.
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