XAPP Application Notes


List
Summaries

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Title Size
Summary
Family
Design
 Loadable Binary Counters 40 KB
XC3000
VIEWlogic
OrCAD
 Register Based FIFO 60 KB
XC3000
VIEWlogic
OrCAD
 Boundary Scan Emulator for XC3000 80 KB
XC3000
VIEWlogic
OrCAD
 Complex Digital Waveform Generator 10 KB
FPGAs
 
 Harmonic Frequency Synthesizer and FSK Modulator 20 KB
FPGAs
VIEWlogic
OrCAD
 Bus Structured Serial Input/Output Device 20 KB
XC4000
 
 LCA Speed Estimation: Asking the Right Question 10 KB
FPGAs
 
 Quadrature Phase Detector 20 KB
XC3000
 Using the Dedicated Carry Logic in XC4000E 100 KB
XC4000
 
 Ultra-Fast Synchronous Counters 40 KB
FPGAs
VIEWlogic
OrCAD
 Using the XC4000 Readback Capability 60 KB
XC4000
 
 Boundary Scan in XC4000/XC5200 Device v3.0 (11/99)  100 KB
XC4000
XC5200
 
 Estimating the Performance of XC4000E Adders and Counters 40 KB
XC4000
 
 Adders, Subtracters and Accumulators in XC3000 60 KB
XC3000
VIEWlogic
OrCAD
 Accelerating Loadable Counters in XC4000 30 KB
XC4000
VIEWlogic
OrCAD
 XC3000 Series Technical Information
110 KB
XC3000
 Multiplexers and Barrel Shifters in XC3000 Series 40 KB
XC3000
VIEWlogic
OrCAD
 Implementing State Machines in FPGA Devices 30 KB
FPGAs
 
 Frequency/Phase Comparator for Phase Locked Loops 40 KB
FPGAs
VIEWlogic
OrCAD
 Serial Code Conversion between BCD and Binary 20 KB
XC3000
VIEWlogic
OrCAD
 
Title Size
Summary
Family
Design
 Megabit FIFO in Two Chips: One LCA Device and One DRAM 20 KB
XC3000
 
 Improving XC4000 Design Performance 160 KB
XC4000
 
 XC4000 Series Technical Information
30 KB
XC4000
 Synchronous and Asynchronous FIFO Designs 120 KB
XC4000
 
 Efficient Shift Registers, LFSR Counters, and Long Pseudo-Random Sequence Generators 70 KB
XC4000
 
 Implementing FIFOs in XC4000 Series RAM 220 KB
XC4000
VIEWlogic
 Constant Coefficient Multipliers for the XC4000E 110 KB
XC4000
 Block Adaptive Filter 120 KB
XC4000
 System Design with New XC4000X I/O Features 70 KB
XC4000
 
 Using SelectRAM Memory in XC4000 Series FPGAs 140 KB
XC4000
 
 Xilinx In-System Programming Using an Embedded Microcontroller v3.0 (01/15/01)  590 KB
All
PC
Solaris
HP
 Gate Count Capacity Metrics for FPGAs 80 KB
FPGAs
 
 Design Migration from XC4000 to XC5200 120 KB
XC4000
XC5200
 
 Design Migration from XC2000/XC3000 to XC5200 70 KB
XC2000
XC3000
XC5200
 Design Migration from XC4000 to XC4000E 60 KB
XC4000
 
 XC4000 Series Edge-Triggered and Dual-Port RAM Capability 50 KB
XC4000
 
 Using Serial Vector Format Files to Program XC9500 Devices In-System on Automatic Test Equipment and Third Party Tools 40 KB
XC9500
 In-System Programming Times 10 KB
XC9500
 Using the XC9500 JTAG Boundary Scan Interface 120 KB
XC9500
 
Title Size
Summary
Family
Design
 Using In-System Programmability in Boundary Scan Systems 40 KB
XC9500
 Using the XC9500 Timing Model 60 KB
XC9500
 Designing with XC9500 CPLDs 100 KB
XC9500
 Pin Preassigning with XC9500 CPLDs 50 KB
XC9500
 Embedded Instrumentation Using XC9500 CPLDs 50 KB
XC9500
 XC9536 ISP Demo Board 50 KB
XC9500
ABEL
VHDL 
 Configuring Xilinx FPGAs Using an XC9500 CPLD and Parallel PROM v1.1 (07/27/00) 100 KB
XC9500 
 Supply Voltage Migration, 5 V to 3.3 V 30 KB
XC4000 
 I/O Characteristics of the 'XL FPGAs
30 KB

Spartan
XC4000

 FPGA Configuration Guidelines
60 KB
FPGAs
 Configuring Mixed FPGA Daisy Chains
20 KB
FPGAs
 Configuration Issues: Power-up, Volatility, Security, Battery Back-up
30 KB
FPGAs
 Dynamic Reconfiguration
20 KB
FPGAs
 Metastable Recovery
20 KB
FPGAs
 Set-up and Hold Times
10 KB
FPGAs
 Overshoot and Undershoot
10 KB
FPGAs
 Xilinx FPGAs: A Technical Overview for the First Time User
20 KB
FPGAs
 The Low-Cost, Efficient Serial Configuration of Spartan FPGAs
100 KB
Spartan
 
Title
Size
Summary
Family
Design
 Choosing a Xilinx Product Family
30 KB
All
 
 XC9500 Remote Field Upgrade
80 KB
XC9500
PC
UNIX
 The Tagalyzer - A JTAG Boundary Scan Debug Tool
130 KB
XC9500
 A Quick JTAG ISP Checklist
20 KB
XC9500
 A CPLD VHDL Introduction
60 KB
XC9500
 Synopsys/Xilinx High Density Design Methodology Using FPGA Compiler
240 KB
XC4000X
 Chip-Level HDL Simulation Using the Xilinx Alliance Series v2.0 (05/22/00) 
165 KB
FPGAs
 
 Hints, Tips and Tricks for Using XABEL with Xilinx M1.5 Design and Implementation Tools
80 KB
All
 XC9500 CPLD Power Sequencing
30 KB
XC9500
 Using the XC9500XL Timing Model
100 KB
XC9500XL
 Designing With XC9500XL CPLDs
160 KB
XC9500XL
 Faster Erase Times for XC95216 and XC95108 Devices on HP 3070 Series Testers
30 KB
XC9500
 Understanding XC9500XL CPLD Power
90 KB
XC9500XL
 Planning for High Speed XC9500XL Designs
100 KB
XC9500XL
 Adapting ASIC Designs for Use with Spartan FPGAs
50 KB
Spartan
 How Spartan Series FPGAs Compete for Gate Array Production
50 KB
Spartan
 The Express Configuration of Spartan-XL FPGAs
90 KB
Spartan-XL
 Using Three-State Enable Registers in XLA, XV, and Spartan-XL FPGAs
40 KB
XC4000XLA
XC4000XV
Spartan-XL
PC
UNIX
 Using Manual Power Down Mode With Spartan-XL FPGAs
20 KB
Spartan-XL
 Conserving Power With Auto Power Down Mode in Spartan-XL FPGAs
20 KB
Spartan-XL
 Data Generation and Configuration for Spartan Series FPGAs
80 KB
Spartan
 
Title
Size
Summary
Family
Design
 Using the Virtex Block SelectRAM+ Features v1.4 (12/18/00)
95 KB
Virtex
 170 MHz FIFOs Using the Virtex Block SelectRAM+ Feature v1.5 (02/13/01) 
50 KB
Virtex
PC
UNIX
 Using the Virtex Delay-Locked Loop v2.3 (09/20/00)
90 KB
Virtex
 Using the Virtex SelectI/O Resource v2.4 (04/17/00) 
230 KB
Virtex
 Virtex Synthesizable High Performance SDRAM Controller v3.1 (02/01/00) 
105 KB
Virtex
PC:VHDL
PC:Verilog
UNIX:VHDL
UNIX:Verilog
 Virtex I/V Curves for Various Output Options
20 KB
Virtex
 Synthesizable 143 MHz ZBT SRAMInterface v2.0 (01/00) 
90 KB
Virtex
PC
UNIX
 Configuring Virtex FPGAs from Parallel EPROMs with a CPLD
90 KB
Virtex
XC9500
PC
 Virtex Configuration and Readback v2.2 (09/21/00)
240 KB
Virtex
 Configuration and Readback of Virtex FPGAs Using (JTAG) Boundary-Scan v1.2 (2/00) 
88 KB
Virtex/-E
 In-System Programming Times for XC9500XL
10 KB
XC9500XL
 Designing CPLD Multi-voltage Systems v1.3 (03/00) 
65 KB
CPLD
 I/V Curves for Various Device Families
20 KB
All
 Virtex Series Configuration Architecture User Guide v1.4 (08/03/00)
245 KB
Virtex
 
 Virtex Power Estimator User Guide v1.1 (2/00) 
90 KB
Virtex
worksheet
 Status and Control Semaphore Registers Using Partial Reconfiguration
180 KB
Virtex
PC
 Virtex Synthesizable Delta-Sigma DAC 60 KB
Virtex
 
 Virtex Analog to Digital Converter 50 KB
Virtex
 Board Routability Guidelines with Xilinx Fine-Pitch BGA Packages v1.0 (07/26/00)
1,800 KB
Virtex
 Powering Virtex FPGAs v1.4 (02/06/01) 
70 KB
Virtex
 XC1700 and XC18V00 Design Migration Considerations 
60 KB
XC1700E/L, XC1800
 Using Xilinx and Synplify for Incremental Designing (ECO) 
40 KB
FPGA
PC
UNIX
 Using Xilinx and Exemplar for Incremental Designing (ECO) 
70 KB
FPGA
PC
UNIX
 TAU/BLAST Support in 2.1i 
20 KB
FPGA
 Getting Started With the MultiLINX Cable v1.2 (04/20/00) 
180 KB
FPGA
 MP3 NG: A Next Generation Consumer Platform v1.0 (01/00) 
360 KB
Spartan-II
Implementing an ISDN PCMCIA Modem Using Spartan Devices v1.0 (7/99)   
Spartan
Implementing an ADSL to USB Interface Using Spartan Devices v1.0 (3/99)   
Spartan
The Design of a Video Capture Board Using the Spartan Series v1.0 (3/99)   
Spartan
 Using Block SelectRAM+ Memory in Spartan-II FPGAs v1.1 (12/11/00)
100 KB
Spartan-II
 Using Delay-Locked Loops in Spartan-II FPGAs v1.0 (01/00) 
120 KB
Spartan-II
PC
UNIX
 High Speed FIFOs In Spartan-II FPGAs v1.0 (01/00) 
50 KB
Spartan-II
PC
UNIX
 Spartan-II FPGA Family Configuration and Readback v1.0 (01/00) 
400 KB
Spartan-II
 Spartan-Family I/V Curves for Various Output Options v1.0 (01/00) 
30 KB
Spartan-II
 Configuring Spartan-II FPGAs from Parallel EPROMs v1.0 (01/00) 
100 KB
Spartan-II
 Using SelectI/O Interfaces in Spartan-II FPGAs v1.0 (01/00) 
300 KB
Spartan-II
 SEU Mitigation Design Techniques for the XQR4000XL v1.0 (03/15/00) 
105 KB
FPGA
 Interfacing a Virtex-E Device to a MIPS Processor v1.0 (12/15/00)
100 KB
Virtex
 Interfacing a Virtex-E Device to a Pentium Processor v1.0 (12/15/00)
70 KB
Virtex
 Virtex Synthesizable 1.6 Gbytes/s DDR SDRAM Controller v2.3 (03/21/00) 
105 KB
Virtex
 An Overview of Multiple CAM Designs in Virtex Devices 
40 KB
Virtex
 Content Addressable Memory (CAM) in ATM Applications v1.2 (01/06/01) 
140 KB
Virtex, Virtex-II
PC
 Designing Flexible, Fast CAMs with Virtex Slices 
100 KB
Virtex

PC
UNIX

 Using Block RAM for High-Performance Read/Write CAMs v1.2 (05/02/00) 
100 KB
Virtex
 Data-Width Conversion FIFOs Using the Virtex Block SelectRAM Memory v1.3 (08/10/00)
50 KB
Virtex
 An Inverse Discrete Cosine Transform (IDCT) Implementation in Virtex Devices for MPEG Video Applications v1.1 (01/00) 
40 KB
Virtex
design
 Linear Feedback Shift Registers in Virtex Devices v1.2 (01/09/01) 
85 KB
Virtex, Virtex-II
 PN Generators Using the SRL Macro v1.1 (01/09/01)  
120 KB
Virtex, Virtex-II, Spartan-II
 CDMA Matched Filter Implementation in Virtex Devices v1.1 (01/10/01)  
170 KB
Virtex, Virtex-II, Spartan-II
 8-Bit Microcontroller for Virtex Devices v1.0 (09/25/00)
380 KB
Spartan-II
 Design Tips for HDL Implementation of Arithmetic Functions v1.0 (06/28/00)
78KB
XAPP215
Virtex
 Correcting Single-Event Upsets Through Virtex Partial Configuration v1.0 (06/01/00)
110 KB
Virtex
 Gold Code Generators in Virtex Devices v1.1 (01/10/01) 
125 KB
Virtex, Virtex-II, Spartan-II
 Transposed Form FIR Filters v1.1 (01/10/01) 
150 KB
Virtex, Virtex-II
 LFSRs as Functional Blocks in Wireless Applications v1.1 (01/11/01) 
135 KB
Virtex, Virtex-II, Spartan-II
 200 MHz UART with Internal 16-Byte Buffer v1.0 (01/31/01) 
150 KB
Virtex, Virtex-II, Spartan-II
 Data Recovery in Virtex and Virtex-II Devices v1.1 (01/10/01) 
60 KB
Virtex, Virtex-II
 The LVDS I/O Standard 
70 KB
Virtex-E
 Multi-Drop LVDS with Virtex-E FPGAs 
85 KB
Virtex-E
 Virtex-E LVDS Drivers & Receivers: Interface Guidelines v1.0 (11/99) 
85 KB
Virtex-E
 Multi-Channel 622 Mb/s LVDS Data Transfer for Virtex-E Devices v1.2 (01/06/01) 
260 KB
Virtex-E
 Virtex SelectLink Communications Channel v1.0 (12/99) 
25 KB
Virtex-E
 Virtex Package Compatibility Guide v1.3 (06/20/00)
40 KB
Virtex
 LVDS System Data Framing v1.0 (12/18/00)
80 KB
Virtex-E
 High-Speed Buffered Crossbar Switch Design Using Virtex-EM Devices v1.0 (03/14/00) 
80 KB
Virtex-EM
 Virtex-EM FIR Filter for Video Applications v1.0 (03/14/00) 
60 KB
Virtex-EM
 Interfacing to Lara Networks Search Engine Using Virtex Devices v1.0 (06/08/00)
80 KB
Virtex-EM
 PowerPC 60X Bus Interface to a Virtex-E Device v1.0 (12/15/00)
165 KB
Virtex-E
 Synthesizable 266 MBits/s DDR SDRAM Controller v1.0 (01/12/01) 
155 KB
Virtex-II
 The Virtex-II SiberBridge v1.0 (01/12/01) 
120 KB
Virtex-II
 FIFOs Using Virtex-II Shift Registers v1.0 (01/15/01) 
50 KB
Virtex-II
 FIFOs Using Virtex-II Block RAM v1.1 (02/13/01) 
60 KB
Virtex-II
 Data-Width Conversion FIFOs Using the Virtex-II Block RAM Memory v1.0 (01/10/01) 
80 KB
Virtex-II
 Quad DataRate (QDR) SRAM Interface for Virtex-II Devices v1.0 (01/15/01) 
80 KB
Virtex-II
 Parity Generation and Validation in Virtex-II Devices v1.0 (01/15/01) 
45 KB
Virtex-II
 
Title
Size
Summary
Family
Design
 In-System Programming (ISP) 
80 KB
CoolRunner
 Terminating Unused I/O Pins in Xilinx CoolRunner CPLDs v1.2 (4/17/00) 
30 KB
CoolRunner
 Power Up Reset Characteristics of CoolRunner CPLDs v1.1 (2/00) 
30 KB
CoolRunner
 Five Volt Tolerance and PCI v1.1 (2/00) 
70 KB
CoolRunner
 Differences In ABEL and PHDL v1.0 11/99) 
60 KB
CoolRunner
 Xilinx Project Navigator XST - XPLA Professional Design Flow for CoolRunner CPLDs (10/99) 
170 KB
CoolRunner
 Simplified "In-System Programming" for Embedded Systems Using CoolRunner Devices v1.1 (08/06/00)
60 KB
CoolRunner
 
 Design of an MP3 Portable Player Using a CoolRunner CPLD v1.1 (12/99) >
450 KB
CoolRunner
 
 Understanding True CMOS Outputs v1.0 (02/00) 
90 KB
CoolRunner
 
 XPLA1 Programming Times v1.0 (02/00) 
40 KB
CoolRunner
 
 Reclaiming XPLA1 ISP with VPP Bulk Erase v1.0 (02/00) 
70 KB
CoolRunner
 
 Pin Locking in CoolRunner XPLA3 CPLDs v1.0 (01/07/00) 
80 KB
CoolRunner
 
 CoolRunner XPLA3 I2C Bus Controller Implementation v1.4 (07/21/00)
170 KB
CoolRunner
 
 Utilizing XPLA3 Universal Control Terms v1.0 (01/19/00) 
65 KB
CoolRunner
 
 Macrocell Configurations in CoolRunner XPLA3 CPLDs v1.0 (04/17/00) 
100 KB
CoolRunner
 
 Using Xilinx WebPACK and ModelTech ModelSim Xilinx Edition (MXE) v1.0 (04/12/00) 
2,360 KB
CoolRunner
 
 Manchester Encoder-Decoder for Xilinx CPLDs v1.1 (04/17/00) 
60 KB
CoolRunner
 
 UARTs in Xilinx CPLDs v1.2 (11/28/00)
35 KB
CoolRunner
 
 In-System Programming of XPLA3 Devices v1.0 (08/30/00)
60 KB
CoolRunner
 
 CoolRunner XPLA3 Serial Peripheral Interface Master v1.0 (11/29/00)
215 KB
CoolRunner
 
 CoolRunner CPLD 8051 Microcontroller Interface v1.0 (12/07/00)
105 KB
CoolRunner
 

Title
Size
Summary
Family
Design
 Constraining Virtex Design in 2.1i v1.0 (10/01/99)
125 KB
Virtex
 2.1i FPGA Editor v1.0 (10/13/99)>
60 KB
Virtex
 2.1i Floorplanner Support for Virtex FPGAs v1.0 (10/13/99) 
530 KB
Virtex
 Using the Version 2.1i Xilinx Design Manager and Flow Engine (DMFE) v1.0 (09/27/99)
170 KB
Virtex
 Xilinx Alliance 3.1i Modular Design v1.1 (06/19/00)
1,500 KB
Virtex
 Cross Probing to Synplicity and Exemplar v2.0 (12/01/00)
325 KB
FPGA
 Rethinking Your Verification Strategies for Multimillion-Gate FPGAs v1.0 (10/07/00)
140 KB
FPGAs
 J Drive: In-System Programming of IEEE Standard 1532 Devices v1.1 (01/17/01) 
150 KB
Virtex
 Configuration Quick Start Guidelines v1.0 (02/14/01) 
255 KB
All
 

 
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