(including loss of data, profits, goodwill, or any type of loss or damage suffered as a result of any action brought by a third party) even if such damage or loss was reasonably foreseeable or Xilinx had been advised of the possibility of the same.
Page 3
Memory. Replaced Master UCF Listing with Appendix C, Master Constraints File Listing. 05/12/14 Updated disclaimer and copyright. In Table 1-27, changed U1 FPGA pin N39 to M39, B36 to A35, and B37 to A36. UG885 (v1.4) May 12, 2014 www.xilinx.com VC707 Evaluation Board...
Chapter 1 VC707 Evaluation Board Features Overview The VC707 evaluation board for the Virtex®-7 FPGA provides a hardware environment for developing and evaluating designs targeting the Virtex-7 XC7VX485T-2FFG1761C FPGA. The VC707 board provides features common to many embedded processing systems, including a DDR3 SODIMM memory, an 8-lane PCI Express®...
Page 9
The VC707 board block diagram is shown in Figure 1-1. The VC707 board schematics are available for download from the VC707 Evaluation Kit product page on the Docs & Designs tab at www.xilinx.com/vc707. Caution! The VC707 board can be damaged by electrostatic discharge (ESD). Follow standard ESD prevention measures when handling the board.
Chapter 1: VC707 Evaluation Board Features Feature Descriptions Figure 1-2 shows the VC707 board. Each numbered feature that is referenced in Figure 1-2 is described in the sections that follow. Note: The image in Figure 1-2 is for reference only and might not reflect the current revision of the board.
Page 11
Feature Descriptions Table 1-1: VC707 Board Component Descriptions (Cont’d) Schematic Reference 0381418 Callout Component Description Notes Designator Page Number C programmable user clock LVDS, Silicon Labs SI570BAB0000544DG 156.250 MHz default frequency (back side of board) J31, J32 User SMA clock...
The VC707 board is populated with the Virtex-7 XC7VX485T-2FFG1761C FPGA. For further information on Virtex-7 FPGAs, see 7 Series FPGAs Overview (DS180) [Ref To determine the type of FPGA resident on the VC707 board, refer to the Master Answer Record listed in Appendix F: References.
Page 13
There are 17 I/O banks available on the Virtex-7 device. Sixteen I/O banks are available on the VC707 board, bank 31 is not used. The voltages applied to the FPGA I/O banks used by the VC707 board are listed in Table 1-3.
Chapter 1: VC707 Evaluation Board Features DDR3 Memory [Figure 1-2, callout 2] The memory module at J1 is a 1 GB DDR3 small outline dual-inline memory module (SODIMM). It provides volatile synchronous dynamic random access memory (SDRAM) for storing user code and data.
CK1_N DDR3_CLK1_P CK1_P The VC707 DDR3 SODIMM interface adheres to the constraints guidelines in the DDR3 Design Guidelines section of 7 Series FPGAs Memory Interface Solutions User Guide (UG586) [Ref 3]. The VC707 DDR3 SODIMM interface is a 40Ω impedance implementation. Other...
Page 20
The configuration section of 7 Series FPGAs Configuration User Guide (UG470) [Ref 2] provides details on the Master BPI configuration mode. Figure 1-4 shows the connections of the linear BPI Flash memory on the VC707 board. For more details, see the Micron PC28F00AG18FE data sheet [Ref 16].
[Figure 1-2, callout 4] The VC707 board uses a Standard Microsystems Corporation USB3320 USB 2.0 ULPI Transceiver (U8) to support a USB connection to the host computer. A USB cable is supplied in the VC707 Evaluation Kit (type-A connector to host computer, mini-B connector to VC707 board connector J2).
Page 23
Table 1-7: USB 2.0 ULPI Transceiver Connections to the FPGA FPGA (U1) Pin Net Name USB3320 (U8) Pin AV36 USB_SMSC_DATA0 AW36 USB_SMSC_DATA1 BA34 USB_SMSC_DATA2 BB34 USB_SMSC_DATA3 BA36 USB_SMSC_DATA4 AT34 USB_SMSC_DATA5 VC707 Evaluation Board www.xilinx.com Send Feedback UG885 (v1.4) May 12, 2014...
[Figure 1-2, callout 5] The VC707 board includes a secure digital input/output (SDIO) interface to provide user-logic access to general purpose nonvolatile SDIO memory cards and peripherals. The SD card slot is designed to support 50 MHz high speed SD cards.
1-2, callout 6] JTAG configuration is provided through a Digilent onboard USB-to-JTAG configuration logic module (U26) where a host computer accesses the VC707 board JTAG chain through a type-A (host side) to micro-B (VC707 board side) USB cable. VC707 Evaluation Board www.xilinx.com...
Page 26
UG885_c1_07_021412 Figure 1-7: JTAG Chain Block Diagram When an FMC mezzanine card is attached to the VC707 board it is automatically added to the JTAG chain through electronically controlled single-pole single-throw (SPST) switches U27 and U28. The SPST switches are in a normally closed state and transition to an open state when an FMC mezzanine card is attached.
Page 27
AG32 FMC1_PRSNT_M2C_B_LS AM31 VCC3V3 VCC1V8 VCC3V3 VCC1V8 SN74AVC1T45 Voltage Bank 0 SN74AVC2T45 Translator FPGA_TDI_BUF Voltage Translator FPGA_TMS_BUF FPGA_TCK_BUF VCC1V8 VCC3V3 JTAG_TDO SN74AVC1T45 Voltage Translator UG855_c1_08_021412 Figure 1-8: JTAG Circuit VC707 Evaluation Board www.xilinx.com Send Feedback UG885 (v1.4) May 12, 2014...
Chapter 1: VC707 Evaluation Board Features Clock Generation The VC707 board provides five clock sources for the FPGA. Table 1-9 lists the source devices for each clock. Table 1-9: VC707 Board Clock Sources Clock Clock Name Description Source System Clock SiT9102 2.5V LVDS 200 MHz Fixed Frequency Oscillator (SiTime).
Page 29
[Figure 1-2, callout 7] The VC707 board has a LVDS 200 MHz oscillator (U51) soldered onto the back side of the board and wired to an FPGA MRCC clock input on bank 38. This 200 MHz signal pair is named SYSCLK_P and SYSCLK_N, which are connected to FPGA U1 pins E19 and E18 respectively.
Page 30
Chapter 1: VC707 Evaluation Board Features For more details, see the Silicon Labs Si570 data sheet [Ref 19]. The user clock circuit is shown in Figure 1-10. X-Ref Target - Figure 1-10 VCC3V3 VCC3V3 C192 0.01 μF 25V 4.7KΩ 5%...
Page 31
[Figure 1-2, callout The VC707 board includes a pair of SMA connectors for a GTX clock wired to GTX Quad bank 113. This differential clock has signal names SMA_MGT_REFCLK_P and SMA_REFCLK_N, which are connected to FPGA U1 pins AK8 and AK7 respectively.
The GTX transceivers in 7 series FPGAs are grouped into four channels described as Quads. The reference clock for a Quad can be sourced from the Quad above or Quad below the GTX Quad of interest. There are four GTX Quads on the VC707 board with connectivity as shown here: www.xilinx.com...
Page 33
GTX Interface Connections for FPGA U1 Transceiver Bank Net Name Connections MGT_BANK_113 GTXE2_CHANNEL_X1Y0 GTXE2_CHANNEL_X1Y1 SGMII GTXE2_CHANNEL_X1Y2 SFP+ GTXE2_CHANNEL_X1Y3 MGTREFCLK0 SGMII_CLK MGTREFCLK1 SMA_MGT_REFCLK MGT_BANK_114 GTXE2_CHANNEL_X1Y4 PCIe7 GTXE2_CHANNEL_X1Y5 PCIe6 GTXE2_CHANNEL_X1Y6 PCIe5 GTXE2_CHANNEL_X1Y7 PCIe4 MGTREFCLK0 Si5324 MGTREFCLK1 VC707 Evaluation Board www.xilinx.com Send Feedback UG885 (v1.4) May 12, 2014...
Page 34
Chapter 1: VC707 Evaluation Board Features Table 1-11: GTX Interface Connections for FPGA U1 (Cont’d) Transceiver Bank Net Name Connections MGT_BANK_115 GTXE2_CHANNEL_X1Y8 PCIe3 GTXE2_CHANNEL_X1Y9 PCIe2 GTXE2_CHANNEL_X1Y10 PCIe1 GTXE2_CHANNEL_X1Y11 PCIe0 MGTREFCLK0 MGTREFCLK1 PCIe_CLK MGT_BANK_116 GTXE2_CHANNEL_X1Y12 FMC2 HPC DP4 GTXE2_CHANNEL_X1Y13 FMC2 HPC DP5...
85Ω ±10%. The PCIe clock is routed as a 100Ω differential pair. The 7 series FPGAs GTX transceivers are used for multi-gigabit per second serial interfaces. The XC7VX485T-2FFG1761C FPGA (-2 speed grade) included with the VC707 board supports up to Gen2 x8.
Page 36
Chapter 1: VC707 Evaluation Board Features Table 1-12: PCIe Edge Connector Connections GTX Quad 115 (Cont’d) PCIe Edge Connector (P1) FPGA (U1) FHG1761 Net Name Function Placement Name PCIE_RX3_N PETn3 Integrated Endpoint block receive pair GTXE2_CHANNEL_X1Y8 PCIE_RX4_P PETp4 Integrated Endpoint block receive pair...
[Figure 1-2, callout 15] The VC707 board utilizes the Marvell Alaska PHY device (88E1111) U50 for Ethernet communications at 10, 100, or 1000 Mb/s. The board supports SGMII mode only. The PHY connection to a user-provided Ethernet cable is through a Halo HFJ11-1G01E RJ-45 connector (P4) with built-in magnetics.
Page 41
Table 1-18: Ethernet Connections, FPGA to PHY Device M88E1111 PHY U50 FPGA (U1) Net Name Name AK33 PHY_MDIO MDIO AH31 PHY_MDC AL31 PHY_INT INT_B AJ33 PHY_RESET RESET_B SGMII_TX_P SIN_P SGMII_TX_N SIN_N SGMII_RX_P SOUT_P SGMII_RX_N SOUT_N VC707 Evaluation Board www.xilinx.com Send Feedback UG885 (v1.4) May 12, 2014...
USB port. The USB cable is supplied in the VC707 Evaluation Kit (Type-A end to host computer, Type mini-B end to VC707 board connector J17). The CP2103GM is powered by the USB 5V provided by the host PC when the USB cable is plugged into the USB port on the VC707 board.
HDMI Video Output [Figure 1-2, callout 18] The VC707 board provides a High-Definition Multimedia Interface (HDMI™) video output using the Analog Devices ADV7511KSTZ-P HDMI transmitter (U48). The HDMI output is provided on a Molex 500254-1927 HDMI type-A connector (P2). The ADV7511 is wired to support 1080P 60 Hz YCbCr and RGB video modes through 36-bit input data mapping.
Feature Descriptions LCD Character Display (16 x 2) [Figure 1-2, callout 19] A 2-line by 16-character display is provided on the VC707 board (Figure 1-19). X-Ref Target - Figure 1-19 LCD Display (16 x 2) UG885_c1_19_020612 Figure 1-19: LCD Display The character display runs at 5.0V and is connected to the FPGA's 1.8V HP bank 15...
Chapter 1: VC707 Evaluation Board Features The VC707 board base board uses a male Samtec MTLW-107-07-G-D-265 2x7 header (J23) with 0.025-inch square posts on 0.100-inch centers for connecting to a Samtec SLW-107-01-L-D female socket on the LCD display panel assembly. The LCD header...
Page 49
Feature Descriptions The VC707 board I C bus topology is shown in Figure 1-22. X-Ref Target - Figure 1-22 PCA9548 1 2 C 1-to-8 Bus Switch CH0 - USER_CLK_SDL/SCL CH1 - FMC1_HPC_IIC_SDA/SCL FPGA Bank 15 CH2 - FMC2_HPC_IIC_SDA/SCL (2.5V) CH3 - EEPROM_IIC_SDA/SCL...
TPS51200 Power Good (U23) User I/O [Figure 1-2, callout - 26] The VC707 board provides the following user and general purpose I/O capabilities: • Eight user LEDs (callout 22) • GPIO_LED_[7-0]: DS9, DS8, DS7, DS6, DS5, DS4, DS3, DS2 •...
Page 51
Figure 1-23: User LEDs CPU Reset Pushbutton Figure 1-24 shows the CPU reset pushbutton switch circuit. X-Ref Target - Figure 1-24 CPU_RESET 4.7kΩ 0.1W UG885_c1_123_012513 Figure 1-24: CPU Reset Pushbutton VC707 Evaluation Board www.xilinx.com Send Feedback UG885 (v1.4) May 12, 2014...
Page 52
Chapter 1: VC707 Evaluation Board Features User Pushbuttons Figure 1-25 shows the user pushbutton switch circuits. X-Ref Target - Figure 1-25 VCC1V8 GPIO SW N 4.7kΩ 0.1 W VCC1V8 VADJ VCC1V8 GPIO SW W GPIO SW C GPIO SW E 4.7kΩ...
Page 54
Chapter 1: VC707 Evaluation Board Features User SMA Figure 1-28 shows the user SMA circuit. X-Ref Target - Figure 1-28 USER SMA GPIO P Connector USER SMA GPIO N Connector UG885_c1_126_012413 Figure 1-28: User SMA Table 1-26 lists the GPIO Connections to FPGA U1.
[Figure 1-2, callout 27] The VC707 board power switch is SW12. Sliding the switch actuator from the Off to On position applies 12V power from J18, a 6-pin mini-fit connector. Green LED DS16 illuminates when the VC707 board power is on. See...
Page 56
The VC707 Evaluation Kit provides the adapter cable shown in Figure 1-29 for powering the VC707 board from the ATX power supply 4-pin peripheral connector. The Xilinx part number for this cable is 2600304, and is equivalent to Sourcegate Technologies part number AZCBL-WH-1109-RA4.
Page 57
R337 1.21kΩ 1.21kΩ 1.21kΩ 0.1 W 0.1 W 0.1 W R340 R338 1.21kΩ 1.21kΩ 0.1 W 0.1 W UG885_c1_29_030512 Figure 1-32: Configuration Mode and Upper Linear Flash Address Switch VC707 Evaluation Board www.xilinx.com Send Feedback UG885 (v1.4) May 12, 2014...
The FMC1 HPC signals are distributed across GTX Quads 118 and 119. Each Quad has the VCCO voltage connected to VADJ. Note: The VC707 board VADJ voltage for the FMC1 HPC (J35) connector is determined by the FMC VADJ power sequencing logic described in FMC_VADJ Voltage Control, page VITA 57.1 FMC2 HPC Connector (Partially Populated)
Page 59
The FMC2 HPC signals are distributed across GTX Quads 116 and 117. Each Quad has the VCCO voltage connected to VADJ. Note: The VC707 board VADJ voltage for the FMC2 HPC (J37) connector is determined by the FMC VADJ power sequencing logic described in FMC_VADJ Voltage Control, page Signaling Speed Ratings: •...
Page 60
Chapter 1: VC707 Evaluation Board Features Table 1-27 lists the connections between the FMC1 HPC J35 connector and the FPGA U1. Table 1-27: J35 VITA 57.1 FMC 1 HPC Connections U1 FPGA U1 FPGA FMC 1 Schematic Net Name FMC 1...
Page 64
Chapter 1: VC707 Evaluation Board Features Table 1-27: J35 VITA 57.1 FMC 1 HPC Connections (Cont’d) U1 FPGA U1 FPGA FMC 1 Schematic Net Name FMC 1 Schematic Net Name HPC Pin HPC Pin FMC1_HPC_HA03_P FMC1_HPC_HA03_N FMC1_HPC_HA02_P FMC1_HPC_HA07_P FMC1_HPC_HA02_N FMC1_HPC_HA07_N...
Page 65
FMC2 HPC J37 connector and the FPGA U1. Note: The FMC2 HPC HB00-HB21 pair connections are not available with the XC7VX485T-2FFG1761C FPGA installed on the VC707. Refer to the Virtex-7 FPGA VC707 Evaluation Kit Master Answer Record in Appendix References for more information.
Page 66
Chapter 1: VC707 Evaluation Board Features Table 1-28: J37 VITA 57.1 FMC 2 HPC Connections (Cont’d) J37 FMC 2 U1 FPGA J37 FMC 2 Schematic Net Name Schematic Net Name U1 FPGA Pin HPC Pin HPC Pin FMC2_HPC_LA14_P AB38 FMC2_HPC_LA09_N...
FMC2_VIO_B_M2C BANK 32 VCCO VCCO Power Management The VC707 board power distribution diagram is shown in Figure 1-33. The PCB layout and power system meet the recommended criteria described in 7 Series FPGAs PCB Design and Pin Planning Guide (UG483)
Page 70
Chapter 1: VC707 Evaluation Board Features X-Ref Target - Figure 1-33 VCC12_P Power Plane Power Controller 1 (Core) From SW12 PMBus Address 52 Switching Regulator VCCINT 1.0V at 20A VCCAUX Switching Regulator 1.8V at 20A Switching Regulator VCC3V3 3.3V at 10A...
Page 71
Feature Descriptions The VC707 board uses power regulators and PMBus compliant digital PWM system controllers from Texas Instruments to supply the core and auxiliary voltages listed in Table 1-29. Table 1-29: Onboard Power System Devices Reference Power Rail Power Rail...
Page 72
1-34. FMC_VADJ Voltage Control The FMC_VADJ rail is set to 1.8V. When the VC707 board is powered on, the state of the FMC_VADJ_ON_B signal wired to header J51 is sampled by the TI UCD9248 controller U42. If a jumper is installed on J51 signal FMC_VADJ_ON_B is held low, and the TI controller U42 energizes the FMC_VADJ rail at power on.
Page 73
1.38 10.41 Notes: 1. The values defined in these columns are the voltage, current, and temperature thresholds that causes the regulator to shut down if the value is exceeded. VC707 Evaluation Board www.xilinx.com Send Feedback UG885 (v1.4) May 12, 2014...
Page 74
24]. PCIe Form Factor Board TI Power System Cooling If the power modules on the VC707 board are operating at moderate to high current levels (due to a customer design), the modules can generate substantial heat, which can cause them to shut down without warning. The power module shutdown then turns off the FPGA on the development board.
UG885_c1_31_030512 Figure 1-34: XADC Block Diagram The VC707 board supports both the internal FPGA sensor measurements and the external measurement capabilities of the XADC. Internal measurements of the die temperature, VCCINT, VCCAUX, and VCCBRAM are available. The VC707 board VCCINT and VCCBRAM are provided by a common 1.0 V supply.
Page 76
Chapter 1: VC707 Evaluation Board Features For external measurements an XADC header (J19) is provided. This header can be used to provide analog inputs to the FPGA's dedicated VP/VN channel, and to the VAUXP[0]/VAUXN[0], VAUXP[8]/VAUXN[8] auxiliary analog input channels. Simultaneous sampling of Channel 0 and Channel 8 is supported.
Configuration Options Configuration Options The FPGA on the VC707 board can be configured by the following methods: • Master BPI (uses the Linear BPI Flash). • JTAG (uses the USB-to-JTAG Bridge or Download cable). See USB JTAG, page 25 more information...
Page 78
Chapter 1: VC707 Evaluation Board Features over the 16-bit datapath from the Linear BPI Flash memory at a maximum synchronous read rate of 80 MHz. X-Ref Target - Figure 1-37 FPGA VCCAUXIO (2.0V) PROG_B VBATT Part of Bank 0 BAS40-04 SW11 (VCCO = 1.8V)
The VC707 board master Xilinx design constraints (XDC) file template provides for designs targeting the VC707 board. Net names in the constraints listed in this appendix correlate with net names on the latest VC707 board schematic. Users must identify the appropriate pins and replace the net names listed here with net names in the user RTL.
Installation of the VC707 board inside a computer chassis is required when developing or testing PCI Express functionality. When the VC707 board is used inside a computer chassis (that is, plugged in to the PCIe® slot), power is provided from the ATX power supply 4-pin peripheral connector through...
Board Specifications Dimensions Height 5.5 inch (14.0 cm) Length 10.5 inch (26.7 cm) Note: The VC707 board height exceeds the standard 4.376 inch (11.15 cm) height of a PCI Express card. Environmental Temperature Operating: 0°C to +45°C Storage: –25°C to +60°C...
Topics include design assistance, advisories, and troubleshooting tips. References The most up to date information related to the VC707 board and its documentation is available on these websites: • Virtex-7 FPGA VC707 Evaluation Kit •...
This product is designed and tested to conform to the European Union directives and standards described in this section. See the Virtex-7 FPGA VC707 Evaluation Kit Answer Record (AR 45382) for information on the CE requirements for the PC test environment.
This product complies with Directive 2002/95/EC on the restriction of hazardous substances (RoHS) in electrical and electronic equipment. This product complies with CE Directives 2006/95/EC, Low Voltage Directive (LVD) and 2004/108/EC, Electromagnetic Compatibility (EMC) Directive. www.xilinx.com VC707 Evaluation Board Send Feedback UG885 (v1.4) May 12, 2014...
Need help?
Do you have a question about the VC707 and is the answer not in the manual?
Questions and answers