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Xilinx ML628 User Manual

Virtex-6 fpga gtx and gth transceiver characterization board
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  • Page 1 With the principle of “Quality Parts,Customers Priority,Honest Operation,and Considerate Service”,our business mainly focus on the distribution of electronic components. Line cards we deal with include Microchip,ALPS,ROHM,Xilinx,Pulse,ON,Everlight and Freescale. Main products comprise IC,Modules,Potentiometer,IC Socket,Relay,Connector.Our parts cover such applications as commercial,industrial, and automotives areas.
  • Page 2 ML628 Virtex-6 FPGA GTX and GTH Transceiver Characterization Board User Guide UG771 (v1.0.1) July 6, 2011...

  • Page 3: Revision History

    Xilinx. Xilinx expressly disclaims any liability arising out of your use of the Documentation. Xilinx reserves the right, at its sole discretion, to change the Documentation without notice at any time. Xilinx assumes no obligation to correct any errors contained in the Documentation, or to advise you of any corrections or updates.

  • Page 4: Table Of Contents

    Online Document ............6 Chapter 1: ML628 Board Features and Operation ML628 Board Features .
  • Page 5 Appendix A: Default Jumper Positions Appendix B: VITA 57.1 FMC HPC Connector Pinout Appendix C: ML628 Master UCF Listing Appendix D: References www.xilinx.com ML628 Board User Guide UG771 (v1.0.1) June 28, 2011...

  • Page 6: Preface: About This Guide

    Preface About This Guide This document describes the basic setup, features, and operation of the ML628 Virtex®-6 FPGA GTX and GTH transceiver characterization board. The ML628 board provides the hardware environment for characterizing and evaluating the GTX and GTH transceivers available on the Virtex-6 XC6VHX380T-2C FFG1923 FPGA. The latest revision of this document is available online at: http://www.xilinx.com/products/boards/ml628/reference_designs.htm...

  • Page 7: Online Document

    Blue text in the current document Refer to “Title Formats” in Chapter 1 for details. Go to http://www.xilinx.com Blue, underlined text Hyperlink to a website (URL) for the latest speed files. www.xilinx.com ML628 Board User Guide UG771 (v1.0.1) June 28, 2011...

  • Page 8: Chapter 1: Ml628 Board Features And Operation

    Chapter 1 ML628 Board Features and Operation This chapter describes the components, features, and operation of the ML628 Virtex®-6 FPGA GTX and GTH transceiver characterization board. The ML628 board provides the hardware environment for characterizing and evaluating the GTX and GTH transceivers available on the Virtex-6 XC6VHX380T-2C FFG1923 FPGA.

  • Page 9: Detailed Description

    SuperClock-2 Module UG771_c1_01_022211 Figure 1-1: ML628 Board Block Diagram Detailed Description Figure 1-2 shows the ML628 board described in this user guide. Each numbered feature that is referenced in Figure 1-2 is described in the sections that follow. Note: Figure 1-2 is for reference only and might not reflect the current revision of the board.
  • Page 10 21b FMC2 connector (J441) System ACE controller (U25) System Monitor System ACE reset, active Low (SW2) C bus management (U27) Configuration address DIP switch (SW3) UG771_c1_02_030111 Figure 1-2: ML628 Board Features ML628 Board User Guide www.xilinx.com UG771 (v1.0.1) June 28, 2011...

  • Page 11: Power Management

    Do NOT apply power to J122 and connectors J141 and/or J234 at the same time. Doing so will damage the ML628 board. The ML628 board power is turned on or off by switch SW1. When the switch is in the ON position, power is applied to the board and a green LED (DS36) illuminates.

  • Page 12: Onboard Power Regulation

    5.0V at 13A max J279 J280 J283 J282 MGTHAVCC MGTHAVCCRX GTH Transceiver Power Module MGTHAVCCPLL MGTHAVTT J179 J189 MGTAVCC GTX Transceiver Power Module MGTAVTT UG771_c1_03_022211 Figure 1-3: ML628 Board Power Supply Block Diagram ML628 Board User Guide www.xilinx.com UG771 (v1.0.1) June 28, 2011...
  • Page 13 Chapter 1: ML628 Board Features and Operation The ML628 board uses power regulators and PMBus compliant digital PWM system controllers from Texas Instruments to supply the core and auxiliary voltages listed in Table 1-1. The board can also be configured to use external bench power supply for each voltage.

  • Page 14: Gth Transceiver Power Module

    MGTHAVTT and MGTHAVCCPLL voltages to the FPGA GTH transceivers. Two GTH power modules are provided with the ML628 board for evaluation. Either of the modules can be plugged into the connectors J6 and J197 in the outlined and labeled power module...

  • Page 15: Gtx Transceiver Power Module

    The GTX transceiver power module supplies MGTAVCC and MGTAVTT voltages to the FPGA GTX transceivers. Three GTX power modules are provided with the ML628 board for evaluation. Any one of the three modules can be plugged into connectors J34 and J179...

  • Page 16: Active Heatsink Power Connector

    MGTAVCC and MGTAVTT power rails. It also lists the maximum current ratings for each rail supplied by GTX modules included with the ML628 board. Caution! The Intersil module features an MGTAVCC voltage adjust header, J1. Make sure to REMOVE any jumper across J1 before powering the board with the Intersil module installed.
  • Page 17 Chapter 1: ML628 Board Features and Operation X-Ref Target - Figure 1-6 UG771_c1_06_022211 Figure 1-6: Active Heatsink The fan power connections are detailed in Table 1-6 and shown in Figure 1-7. Table 1-6: Fan Power Connections Fan Wire Header Black...

  • Page 18: Fpga Configuration

    Shorting pins 1 – 2 on header J162 automatically bypasses the FMC modules, GTH transceiver power supply module and GTX transceiver power supply module in the chain. ML628 Board User Guide www.xilinx.com UG771 (v1.0.1) June 28, 2011...

  • Page 19: Prog_B Push Button

    Chapter 1: ML628 Board Features and Operation X-Ref Target - Figure 1-8 TI3_TDO UCD9240 UCD9240 UCD9240 PWM System PWM System PWM System GTXPM_TDI Controller Controller Controller JTAG Connector J162 System Ace Virtex-6 Controller FPGA (DUT) J195 J441 CFGTDO FMC 2...

  • Page 20: Init Led

    The group of four 2-pin headers shown in Figure 1-9 provide the option to isolate the FPGA JTAG interface from the System ACE controller by removing the shunts from all ML628 Board User Guide www.xilinx.com UG771 (v1.0.1) June 28, 2011...

  • Page 21: 200 Mhz 2.5V Lvds Oscillator

    J196 200 MHz 2.5V LVDS Oscillator [Figure 1-2, callout 10] The ML628 board has one 2.5V LVDS differential 200 MHz oscillator (U7) connected to the FPGA global clock inputs. Table 1-9 lists the FPGA pin connections to the LVDS oscillator.

  • Page 22: Differential Sma Global Clock Inputs

    1 reset pin. Table 1-12 shows the FPGA I/O mapping for the SuperClock-2 module interface. The ML628 board also supplies 5V, 3.3V, and 2.5V input power to the clock module interface. Table 1-12: SuperClock-2 FPGA I/O Mapping FPGA Pin...

  • Page 23: User Leds (Active High)

    Chapter 1: ML628 Board Features and Operation Table 1-12: SuperClock-2 FPGA I/O Mapping (Cont’d) FPGA Pin Net Name J32 Pin CM_CTRL_1 CM_CTRL_2 CM_CTRL_3 CM_CTRL_4 CM_CTRL_5 CM_CTRL_6 CM_CTRL_7 CM_CTRL_8 CM_CTRL_9 CM_CTRL_10 CM_CTRL_11 CM_CTRL_12 CM_CTRL_13 CM_CTRL_14 CM_CTRL_15 CM_CTRL_16 CM_CTRL_17 CM_CTRL_18 CM_CTRL_19 CM_CTRL_20...

  • Page 24: User Dip Switches (Active High)

    SW5 and SW6 are active-High user push buttons that are connected to user I/O pins on the FPGA as shown in Table 1-15. These switches can be used for any purpose determined by the user. ML628 Board User Guide www.xilinx.com UG771 (v1.0.1) June 28, 2011...

  • Page 25: User Test I/O

    GTH Transceivers and Reference Clocks [Figure 1-2, callout 19] The ML628 board provides access to all GTH transceiver and reference clock pins on the FPGA as shown in Figure 1-10. The GTH transceivers are grouped into six sets of four RX-TX “lanes.”...
  • Page 26 “B” shows the connector pinout. X-Ref Target - Figure 1-11 GTH Connector Pad GTH Connector Pinout UG771_c1_11_032211 Figure 1-11: A – GTH BullsEye Connector Pad. B – GTH BullsEye Connector Pad ML628 Board User Guide www.xilinx.com UG771 (v1.0.1) June 28, 2011...

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