Usage
(Xilinx Answer 45166) Virtex-6 FPGA GTH Transceivers - Lane powerdown can cause burst of errors in the Quad
(Xilinx Answer 45335) Virtex-6 FPGA GTH Transceivers -Using PRBS_ERR_CNT_LANE and PRBS_TIMER_LANE registers
(Xilinx Answer 43829) Virtex-6 FPGA GTH Transceivers - Incorrect RXBUFRESET connections in the wrapper in x4 mode
(Xilinx Answer 42987) Virtex-6 FPGA GTH Transceivers - Reference clock phase noise mask
(Xilinx Answer 43346) Virtex-6 FPGA GTH - Recommendation for non-retimed 10G+ optical interfaces (e.g., SFP+ and QSFP)
(Xilinx Answer 42927) Virtex-6 FPGA GTH Transceivers - BUFFER_CONFIG_LANEx should be set to manual adjustment mode
(Xilinx Answer 42131) Virtex-6 FPGA GTH Transceivers - Incorrect Attribute Settings Could Affect Performance
(Xilinx Answer 41909) Virtex-6 FPGA GTH Transceivers - TX and RX Latency Values
(Xilinx Answer 41775) Virtex-6 FPGA GTH Wizard - Management Interface Disconnected
(Xilinx Answer 38571) Virtex-6 FPGA GTH Transceiver - Manually setting the tap values for the DFE
(Xilinx Answer 39756) 12.4/13.x ChipScope tool IBERT - How do I set the Virtex-6 FPGA GTH Transceivers in various loopback modes?
(Xilinx Answer 34916) Virtex-6 FPGA RocketIO - How to connect unused Virtex-6 FPGA GTH pins
(Xilinx Answer 34605)Virtex-6 HXT - Power Sequence Requirement between Digital Power Supplies and GTH Analog Power Supplies
(Xilinx Answer 33485) Virtex-6 FPGA GTH Transceiver - Pin name differences between software package files and documentation
(Xilinx Answer 33802) Virtex-6 FPGA GTH Transceiver - GTHINI must be reissued following completion of an initial reset sequence
(Xilinx Answer 33567) Virtex-6 FPGA GTH Transceiver - When using 8b10b, both 32-bit and 62-bit data widths are allowed
(Xilinx Answer 35386) Virtex-6 FPGA - Does Virtex-6 FPGA have CRC hard blocks?

Wizard
(Xilinx Answer 33866) Virtex-6 FPGA GTH Transceiver Wizard v1.2 - Release Notes and Known Issues
(Xilinx Answer 35429) Virtex-6 FPGA GTH Transceiver Wizard v1.3 - Release Notes and Known Issues
(Xilinx Answer 38397) Virtex-6 FPGA GTH Transceiver Wizard v1.5 - Release Notes and Known Issues
(Xilinx Answer 33799) Virtex-6 FPGA GTH Transceiver Wizard - NCSIM simulation fails with error "ncvlog: *E,NGITEM (../../example_design/v6gth_wrapper_gth_init.v,142|14): Not a valid generate item: 'parameter_declaration' [12.1.3(IEEE 2001)]."
(Xilinx Answer 39758) Virtex-6 FPGA GTH Transceiver Wizard v1.6 - Release Notes and Known Issues for ISE Software 12.4
(Xilinx Answer 40746) Virtex-6 FPGA GTH Transceiver Wizard v1.7 - Known Issues and Release Notes
(Xilinx Answer 41518) Virtex-6 FPGA GTH Transceiver Wizard v1.8 - Release Notes and Known Issues
(Xilinx Answer 43591) Virtex-6 FPGA GTH Transceivers - Updates required to address RXBUFRESET-related initialization sequence and BUFFER_CONFIG_LANEx issues
(Xilinx Answer 44488) Virtex-6 FPGA GTH Transceiver Wizard v1.9 - Release Notes and Known Issues
(Xilinx Answer 45075) Virtex-6 FPGA GTH Transceivers - Wizard v1.9 incorrectly sets GTH Transceivers in PMA loopback by default
(Xilinx Answer 45660)Virtex-6 FPGA GTH Transceiver Wizardv1.10- Release Notes and Known Issues
(Xilinx Answer 45424)Virtex-6 FPGA GTH Transceiver Wizardv1.9-VHDL code of example design is not implementing correctly
(Xilinx Answer 47479)Virtex-6 FPGA GTH Transceiver Wizardv1.7 Rev 3- Release Notes and Known Issues
(Xilinx Answer 47478)Virtex-6 FPGA GTH Transceiver Wizardv1.11- Release Notes and Known Issues

ES Silicon
(Xilinx Answer 37414) Virtex-6 FPGA GTH Transceiver - Attribute updates for ES silicon
(Xilinx Answer 37182) Virtex-6 FPGA GTH Transceiver - Clarification on ES errata item regarding T_BLOCK_TYPE
(Xilinx Answer 37412) Virtex-6 FPGA GTH Transceiver - Initialization sequence for ES silicon
(Xilinx Answer 37763) Virtex-6 FPGA GTH Transceiver - AC-JTAG, 1149.6 design considerations
(Xilinx Answer 38283) Virtex-6 FPGA GTH Transceiver - ES HXT operating recommendations

Production Silicon
(Xilinx Answer 41734) ChipScope IBERT - Virtex-6 GTH Transceivers Production Silicon Support
(Xilinx Answer 40902) Virtex-6 FPGA GTH Transceiver - Updates for Production HXT; attributes and initialization sequences
(Xilinx Answer 41022) Virtex-6 FPGA GTH Transceiver - Maximum Reference Clock Frequency
(Xilinx Answer 40885) Design Advisory for the Virtex-6 FPGAProduction GTH Transceivers

Silicon Version
(Xilinx Answer 41464) Virtex-6 FPGA HXT Devices -How do you identify an Engineering Sample versus Production Silicon?