Product|design_tool

12.1 Removed Cores

Xilinx recommends that you use the latest version of LogiCORE™ IP cores whenever possible to access the latest enhancements and architecture support.

This page lists the CORE Generator™ cores and IP core versions that were removed from the 12.1 release of the ISE® CORE Generator. Suggested replacements are indicated where available for discontinued cores.

Note: The suggested replacements may not be supported in older FPGA families.

Audio, Video, & Image Processing
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
RGB to YCrCb Color-Space Converter

1.0

ISE 11.1

Use latest version
Video Scaler

1.0

ISE 11.3

Use latest version
Video Timing Controller 1.0 ISE 11.4 Use latest version
YCrCb to RGB Color-Space Converter 1.0 ISE 11.1 Use latest version
Automotive
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
CAN

1.4, 1.5, 2.1

ISE 11.3

Use latest version
Basic Elements
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
Bit Bus Gate 4.0, 5.0, 6.0, 7.0 ISE 5.2i None
Bit Gate 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 9.1, 11.0 ISE 5.2i None
Bit Multiplexer 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 9.1, 11.0 ISE 5.2i None
BUFE-based Multiplexer Slice

4.0, 5.0, 6.0, 7.0

ISE 5.2i

Use latest version

BUFT-based Multiplexer Slice

4.0, 5.0, 6.0, 7.0

ISE 5.2i Use latest version
Bus Gate 4.0, 5.0, 6.0, 7.0 ISE 5.2i None
Bus Multiplexer 4.0, 5.0, 6.0, 7.0, 8.0 9,0, 9.1, 11.0 ISE 11.1 None
FD-based Parallel Register 4.0, 5.0, 6.0, 7.0, 8.0 9,0, 9.1, 11.0 ISE 11.1 None
FD-based Shift Register 4.0, 5.0, 6.0, 7.0, 8.0 9,0, 9.1, ISE 5.2i None
LD-based Parallel Latch 4.0, 5.0, 6.0, 7.0 ISE 5.2i None
RAM-based Shift Register

4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 9.1, 10.0

ISE 11.1

Use latest version
Communication & Networking
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
Building Blocks
8B/10B Decoder

7.1

ISE 7.1i

See Reference Design included with XAPP1112
8B/10 Encoder

5.0

ISE 6.2i

See Reference Design included with XAPP1122
Error Correction
Convolutional Encoder 6.0, 6.1 ISE 11.2 Use latest version
Generic Framing Procedure 1.3, 2.1 ISE 10.1.1 This LogiCORE IP core has been Discontinued. Consider Xilinx Alliance Partner Solutions
Interleaver/De-interleaver 4.0, 5.0, 5.1 ISE 10.1 Use latest version
Reed Solomon Decoder 5.1, 6. 0, 6.1 ISE 11.2 Use latest version
Reed Solomon Encoder 5.0, 6.0, 6.1 ISE 11.2 Use latest version
Viterbi Decoder 6.1, 6.2 ISE 9.2I Use latest version
Ethernet
10 Gigabit Ethernet Media Access Controller (10GEMAC) 8.6, 9.1, 9.2, 9.3 ISE 11.3 Use latest version
Embedded Tri-mode Ethernet MAC Wrapper 4.6, 4.7 ISE 11.1 Use latest version
Ethernet AVB 1.1, 1.2, 2.1, 2.2 ISE 11.3 Use latest version
Ethernet 1000BASE-X PCS/PMA or SGMII 9.1, 10.1, 10.2, 10.3 ISE 11.4 Use latest version
Ethernet Statistics 2.5, 3.1, 3.2, 3.3 ISE 11.4 Use latest version
Gigabit Ethernet Media Access Controller (GEMAC) 8.4, 8.5 ISE 11.2 Use Tri-Mode Ethernet Media Access Controller (TEMAC) in 1 Gigabit mode
RXAUI 1.1 ISE 11.3 Use latest version
Tri-mode Ethernet Media Access Controller (TEMAC) 3.5, 4.1, 4.2, 4.3 ISE 11.4 Use latest version
Virtex®-5 Embedded Tri-mode Ethernet MAC Wrapper 1.5, 1.6 ISE 11.1 Use latest version
Virtex-6 Embedded Tri-mode Ethernet MAC Wrapper 1.1, 1.2, 1.3 ISE 11.4 Use latest version
XAUI 7.4, 8.1, 8.2, 9.1 ISE 11.5 Use latest version
Serial Interface
Aurora 8B/10B 4.1, 4.2 ISE 11.4 Use latest version
Aurora 64B/66B 1.3, 2.1, 3.1 ISE 11.3 Use latest version
Telecommunications
Packet Queue 2.1, 2.2 ISE 9.2i None. This core has been Discontinued
SPI-4.2 Interface Solutions 8.6, 9.1, 9.2, 9.3 ISE 11.4 Use latest version
SPI-4.2 Lite 4.2, 4.3, 4.4, 5.1, 5.2 ISE 11.3 None
SPI-3 Link Layer Interface 5.1, 5.2, 6.1, 7.1 ISE 11.4 Use latest version
SPI-3 Physical Layer Interface 5.1, 5.2 ISE 11.1 None. This core has been Discontinued
Wireless
3GPP LTE Turbo Encoder 1.0 ISE 11.1 Use latest version
CPRI™ 2.1, 2.2, 2.3 ISE 11.2 Use latest version
OBSAI 3.1, 3.2, 3.3 ISE 11.3 Use latest version
Digital Signal Processing
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
Error Correction
DVB-S.2 FEC Encoder

1.3, 1.4

ISE 11.4

Use latest version
IEEE 802.16e CTC Decoder 3.0, 3.1 ISE 11.4 Use latest version
IEEE 802.16e CTC Encoder 2.1 ISE 11.1 Use latest version
UMTS/3GPP Turbo Convolutional Decoder 3.0, 3.1 ISE 11.2 Use latest version
UMTS/3GPP Turbo Convolutional Encoder 3.0, 3.1 ISE 11.2 Use latest version
Filters
CIC Compiler 1.1, 1.2, 1.3 ISE 11.3 Use latest version
DA FIR Filter 7.0, 9.0 ISE 7.1i Use latest version of FIR Compiler for all new designs
FIR Compiler 3.2, 4.0 ISE 11.2 Use latest version
MAC FIR 4.0, 5.0, 5.1 ISE 7.1i Use latest version of FIR Compiler for all new designs
Modulation and Demodulation
DDS Compiler 1.0, 1.1, 2.0, 2.1, 3.0 ISE 11.3 Use latest version
Transform
Fast Fourier Transform (FFT) 3.1, 3.2, 4.0, 4.1, 5.0, 6.0, 7.0 ISE 11.2 Use latest version
Other
Bit Correlator 3.0 ISE 4.2i None
Linear Feedback Shift Register (LFSR) 2.0, 3.0 ISE 5.2i None
FPGA Features and Design
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
Clocking Wizard

1.1, 1.2, 1.3, 1.4

ISE 11.4

Use latest version
Floating Point Operators

3.1, 4.0

ISE 11.2

Use latest version
Spartan®-6 FPGA GTP Transceiver Wizard 1.1, 1.2, 1.3, 1.4 ISE 11.4 Use latest version
Virtex-5 RocketIO™ GTP Transceiver Wizard

1.9, 1.10

ISE 11.2

Use latest version
Virtex-5 RocketIO GTX Transceiver Wizard

1.4, 1.5, 1.6

ISE 11.2

Use latest version
Virtex-6 FPGA GTH Transceiver Wizard

1.1, 1.2

ISE 11.4

Use latest version
Virtex-6 FPGA GTX Transceiver Wizard

1.1, 1.2, 1.3, 1.4

ISE 11.4

Use latest version
Math Functions
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
Accumulator

4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 9.1, 10.0

ISE 11.1

Use latest version
Adder/Subtractor 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 9.1, 10.0 ISE 11.1 Use latest version
Binary Counter 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 9.1, 10.0 ISE 11.1 Use latest version
Binary Decoder 4.0, 5.0, 6.0, 7.0 ISE 5.2i None
Comparator 4.0, 5.0, 6.0, 7.0 ISE 7.1i Use version 8.0
Complex Multiplier 2.0, 2.1, 3.0 ISE 11.4 Use latest version
CORDIC 2.0, 3.0 ISE 11.1 Use latest version
Discrete Fourier Transform (DFT) 2.1, 3.0 ISE 11.2 Use latest version
Divider 2.0 ISE 11.2 Use latest version
Multiplier 6.0, 7.0, 8.0, 9,0, 10.0, 10.1, 11.0 ISE 11.3 Use latest version
Pipelined Divider 4.0, 5.0, 6.0 ISE 7.1i Use Divider
Sine Cosine Look Up Table 5.0, 6.1 ISE 7.1i Use CORDIC or DDS Compiler
Twos Complementer 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 9.1 ISE 6.3i None
Memories & Storage Elements
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
Content Addressable Memories
Content Addressable Memory (CAM)

5.0, 5.1

ISE 10.1.3

Use version 6.1. Core to be replaced by a reference design in the future.
FIFOs
Asynchronous FIFO

4.0, 5.1, 6.0, 6.1

ISE 6.3i

Use FIFO Generator
FIFO Generator 2.2, 3.2, 3.3, 4.2, 4.3, 4.4, 5.1,5.2, 5.3 ISE 11.3 Use latest version
Synchronous FIFO 4.0, 5.0 ISE 6.1i Use FIFO Generator
Memory Interface and Controller
Memory Interface Generator (MIG) 2.1, 2.2, 2.3, 3.0, 3.1, 3.2 ISE 11.4 Use latest version
RAMs & ROMs
Block Memory Generator 2.1, 2.2, 2.4, 2.5, 2.6, 2.7, 2.8, 3.1, 3.2, 3.3 ISE 11.5 Use latest version
Distributed Memory 5.0, 6.0, 7.0, 7.1 ISE 7.1i Use Distributed Memory Generator
Distributed Memory Generator 3.1, 3.2, 3.3, 3.4, 4.1, 4.2. 4.3 ISE 11.4 Use latest version
Dual Port Block Memory 3.2, 4.0, 5.0, 6.0, 6.1, 6.2, 6.3 ISE 7.1i Use Block Memory Generator. Migration script available
Single Port Block Memory 3.2, 4.0, 5.0, 6.0, 6.1, 6.2 ISE 7.1i Use Block Memory Generator. Migration script available
Standard Bus Interfaces
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
PCI
32-bit Initiator/Target for PCI™ (Spartan-6 only)

4.10, 4.11

ISE 11.4

Use latest version

32-bit Initiator/Target for PCI (Virtex-5 only)

4.10, 4.11

ISE 11.4

Use latest version

64-bit Initiator/Target for PCI (Spartan-6 only)

4.10, 4.11

ISE 11.4

Use latest version
64-bit Initiator/Target for PCI (Spartan/Virtex-4 and older only)

3.166

ISE 10.1.3

Use latest version
64-bit Initiator/Target for PCI (Virtex-5 only)

4.10, 4.11

ISE 11.4

Use latest version
64-bit Initiator/Target 133 MHz for PCI-X™ (Virtex-4 and older only) 5.165 ISE 10.1.3 Use latest version
64-bit Initiator/Target 133 MHz for PCI-X (Virtex-5 only) 6.7 ISE 10.1.1 Use latest version
UCF Generator for PCI 2.7 ISE 11.1 Use latest version
PCI Express
Endpoint for PCI Express®

3.5

ISE 9.2i

Use latest version
Endpoint PIPE for PCI Express

1.6

ISE 9.1i

Use latest version
Spartan-6 FPGA Integrated Endpoint Block for PCI Express 1.1, 1.2 ISE 11.4 Use latest version
Virtex-6 Integrated Block for PCI Express

1.2, 1.3, 1.4

ISE 11.4

Use latest version
RapidIO
Serial RapidIO PHY and LOG 4.4, 5.1, 5.2, 5.3, 5.4 ISE 11.4 Use latest version
VLYNQ
VLYNQ™ 1.2, 1.3, 1.4 ISE 11.1 None. This core has been Discontinued
Storage
Core Versions not available in 12.1 Last Release Prior to 12.1 Suggested Replacement
Fibre Channel

3.4, 3.5

ISE 11.1

v3.5 is final release version. Core has been discontinued. Please use MorethanIP FC Transport Core in new designs