Hollybush2 User Manual Issue – 1.00
Contents
1. assignments FPGA Pin Signal Max323 Function Max323 Signal Connector pin pin R21 DINI 24 DCD 5 DOUTI 1 K18 DIN2 23 RI 6 DOUT2 9 N17 DIN3 22 RXD 7 DOUT3 2 T23 DIN4 19 CTS 10 DOUT4 8 N20 DINS 17 DSR 12 DOUTS 6 R17 ROUTI 21 TXD 8 RINI 3 Y26 ROUT2 20 RTS 9 RIN2 f P18 ROUT3 18 DTR 11 RIN3 4 Enterpoint Ltd Hollybush2 Manual Issue 1 PIN9 20 04 2010 PINI PIN2 VGA A simple VGA implementation is supported on Hollybush2 by a 2 X 5 X 0 linch shrouded header connector and simple filters To operate as a VGA port it requires FPGA logic that suitably modulates the VGA control and data signals Signal FPGA pin Connector pin RED AA10 1 NC 2 GREEN AF10 3 NC 4 BLUE V12 5 DGND 6 HSynch AE10 7 DGND 8 VSynch E12 9 DGND 10 VGA HEADER PIN10 EDD PIN2 PINI Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 26 ZIF Connector On the back of the Hollybush2 there is a 10 pin Zero Insertion Force ZIF Connector with 4 General Purpose IOs routed to it from the FPGA One possible use for this is to connect a keyboard to the Hollybush2 The connections to the FPGA are ZIF Connector FPGA 1 K23 2 DGND 3 K24 4 DGND 5 H24 6 DGND 7 H26 8 DGND 9 3 3v 10 5V ZIF CONNECTOR eanu 452008 Enter point Lid ev ener posnit co im A AW O2. point d ASIC Design Hollybush2 User Manual Issue 1 00 Kit Contents You should receive the following items with you Hollybush1 development kit Hollybush2 Board Optional Programming Accessories PROG2 Programming Cable Hollybush2 Programming Adapter PROG3 Programming Cable Foreword PLEASE READ THIS ENTIRE MANUAL BEFORE PLUGGING IN OR POWERING UP YOUR HOLLYBUSH2 BOARD PLEASE TAKE SPECIAL NOTE OF THE WARNINGS WITHIN THIS MANUAL Trademarks Spartan ISE EDK Webpack Xilinx are the registered trademarks of Xilinx Inc San Jose California US Hollybush2 is a trademark of Enterpoint Ltd Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 Contents KIT CONTENTS OPTIONAL PROGRAMMING ACCESSORIES FOREWORD TRADEMARKS INTRODUCTION FINDING YOUR WAY AROUND GETTING STARTED HOLLYBUSH2 MAIN FEATURES FPGA SPI FLASH WO CO ND TA AINI tN tS I tN DDR2 MEMORY DIP SWITCHES mO CLOCKS N PC104 INTERFACE U LOCAL PCI Nn SATA N ETHERNET oo USB No REAL TIME CLOCK N EEPROM N PS2 N N RS485 N o2 RS232 t2 JE VGA N CA ZIF CONNECTOR N ON POWER INPUTS AND POWER SUPPLIES N N PROGRAMMING HOLLYBUSH2 N oo MECHANICAL INFORMATION w MEDICAL AND S
3. Navigate to your bit file and choose OPEN The next dialogue box will offer to add a flash memory and you should decline Right click the icon representing the Spartan 3A FPGA and choose Program On the next dialogue box ensure that the Verify box is not checked If it is you should uncheck it failure to do this will result in error messages being displayed Click OK The Spartan 3A will program This process is very quick typically one second 2 Programming the SPI flash memory using Boundary Scan Once the SPI Flash memory has been programmed the Spartan 3A device will automatically load from the Flash memory at power up Generation of suitable Flash memory files mcs can be achieved using ISE iMPACT s Prom File Formatter Right click on the icon representing the Spartan 3A and choose Add SPI BPI Flash Navigate to your programming file mcs and click OPEN Use the next dialogue box to select SPI flash and M25P128 Data width should be set to 1 on higher versions of iMPACT The flash memory should appear as shown below Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 29 FLASH TDI 3 xc3sd3400a myfile bit TDO Right click on the icon representing the flash memory and choose program to load your program into the device It is recommended that options to Verify and Erase before programming are chosen Otherwise all defaults can be accepted The programming operation wi
4. z SW2 BIT 4 g tt DIP Switches PAAAS d o n mmc Ae nf JC p m SW1 BIT 4 SW2 BIT 1 SWITCH BIT FPGA PIN SWITCH ELEMENT FPGA PIN 1 1 V26 2 1 P21 1 2 U26 2 2 N23 1 3 R24 2 3 N25 1 4 R23 2 4 N26 Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 12 Clocks There is a 7x5mm fixed oscillator on Hollybush2 of normally 32 MHz It is connected to pin J14 of the FPGA The Real Time Clock 32 768KHz output is connected to the FPGA at pin C18 There is also a Cypress CY22394 clock generator capable of generating three single ended clocks and one differential clock which all which are connected to FPGA The clock generator is controlled by SPI interface The connections between the Clock Generator and the FPGA are shown below CY22394 Function CY22394FXI Pin FPGA Pin CLK C 1 B14 P CLK Differential Clock ve 7 VII P CLK Differential Clock ve 8 U11 CLKB 9 B13 CLKA 10 C13 SDAT 12 AE26 SCLK 13 C17 S2 SUSPEND 15 F17 SHUTDOWN OE 16 C23 There is also a 25MHz oscillator It is connected to the Ethernet and SATA controller only Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 PC104 Interface Hollybush2 supports both ISA and PCI connectors of the PC104 standard FPGA IP to control these interfaces is necessary for either or both to operate Enterpoint can supply ISA and PCI FPGA cores at extra cost Either or both of
5. G17 A23 G20 B23 DGND C23 D21 D23 VIO A24 DGND B24 D22 C24 VD5V D24 C22 A25 F22 B25 VIO C25 G21 D25 DGND A26 VD5V B26 C25 C26 DGND D26 D23 A27 C26 B27 VD5V C27 J22 D27 DGND A28 DGND B28 F23 C28 VD5V D28 G22 A29 NC B29 F24 C29 G23 D29 D26 A30 NC B30 F25 C30 G24 D30 DGND Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 14 Local PCI A local PCI segment wires SATA Ethernet and USB Host controllers The FPGA with a suitable PCI core acts as master and arbiter to this internal PCI segment The connections to the FPGA are shown below 15 Signal Name FPGA pin ISP1561BM pin SIL3512ECTUI28 pin LU82551ER pin ADO W21 84 1 N7 ADI Y21 82 128 M7 AD2 Y24 81 127 P6 AD3 Y23 79 126 P5 AD4 V25 78 125 N5 AD5 AA14 77 124 M5 AD6 AAI18 73 121 P4 AD7 V22 74 120 N4 AD8 V18 71 118 P3 AD9 V19 70 117 N3 ADIO V21 68 115 N2 AD11 U21 67 114 MI ADI2 W20 66 111 M2 AD13 U18 64 110 M3 AD14 U23 63 109 L1 AD15 V24 62 108 L2 AD16 T24 46 95 Kl AD17 M18 44 94 E3 AD18 M26 43 93 DI AD19 L17 42 90 D2 AD20 K26 40 89 D3 AD21 M21 39 88 Cl AD22 K21 38 87 Bl AD23 J23 36 86 B2 AD24 N21 32 83 B4 AD25 P20 31 82 A5 AD26 N24 30 79 B5 AD27 R25 28 78 B AD28 P23 27 Jd C6 AD29 P25 26 74 C7 AD30 K22 24 73 A8 AD31 K20 23 72 B8 CBEO W23 72 119 M4 CBEI U20 60 105 L3 CBE2 M25 47 96 F3 CBE3 L24 34 84 C4 PAR
6. H7 ABI A2 M7 L4 DQ3 DDR_A H3 ACI A3 N2 M7 DQ4 DDR_A HI Y5 A4 N8 M8 DQ5 DDR_A H9 U9 A5 N3 M3 DQ6 DDR_A Fl U7 A6 N7 M4 DQ7 DDR_A F9 U8 AT P2 M6 DQ8 DDR_A C8 AA2 A8 P8 M5 DQ9 DDR_A C2 T7 A9 P3 N4 DQ10 DDR_A D7 Yl A10 M2 N5 DQ11 DDR A D3 Y2 AI P7 N2 DQ12 DDR A DI U6 Al2 R2 NI DQ13 DDR_A D9 AA3 A13 R8 N7 DQ14 DDR_A Bl U5 Al4 R3 MI DQ15 DDR A B9 V5 A15 R7 M2 DQ16 DDR B G8 VI UDQS DDR A B7 W3 DOI7 DDR B G2 R5 UDQS DDR_A A8 W4 DQ18 DDR_B H7 R8 LDQS DDR_A F7 V7 DQ19 DDR B H3 U2 LDQS DDR_A E8 V6 DQ20 DDR_B HI P8 UDQS DDR_B B7 R3 DQ21 DDR_B H9 P9 UDQS DDR_B A8 R4 DQ22 DDR_B Fl R7 LDQS DDR_B F7 T5 DQ23 DDR B F9 R6 LDQS DDR B E8 U4 DQ24 DDR_B C8 R2 ODT K9 K6 DQ25 DDR B C2 P7 LDM DDR A F3 V2 DQ26 DDR B D7 P3 UDM DDR A B3 Ul DQ27 DDR_B D3 T4 LDM DDR_B F3 P10 DQ28 DDR_B DI P6 UDM DDR B B3 N6 DQ29 DDR B D9 T3 BAO L2 K5 DQ30 DDR B Bl N9 BAI L3 K2 DQ31 DDR_B B9 P4 CKE K2 K4 CS L8 MIO CLK DDR A J8 ADI RAS K7 M9 CLK DDR_A K8 AD2 CAS L7 J5 CLK DDR B J8 AC2 WE K3 J4 CLK DDR_B K8 AG3 DQS_LOOP_IN NONE T9 DQS_LOOP_OUT NONE TIO DDR RESET IN NONE H2 Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 DIP Switches 11 There are two 4 bit DIP switches available SW1 and SW2 These are mounted on the underside of the PCB 4652008 Enter point Ltd HA UAL oer point c UK gt 3 on stare LIC SWI BIT 1
7. T20 59 104 JI SERR M24 58 103 A2 PERR U22 56 99 J2 STOP V23 54 100 HI DEVSEL U19 52 101 H3 Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 16 TRDY T17 51 102 G3 IRDY T18 50 98 F1 FRAME Y22 48 97 F2 IDSELO K25 A4 IDSEL1 U24 85 IDSEL2 M22 35 REQO M19 C3 REQI R19 72 REQ2 M20 22 GNT0 R26 J3 GNTI R22 70 GNT2 M23 20 RST N19 18 68 C2 INTAO P26 H2 INTA R18 67 INTA2 K19 16 CLK N18 19 69 Gl Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 17 SATA Interface Hollybush2 implements a twin SATA interface using a Silicon Image SIL3512 This chip is connected to the FPGA over a local PCI bus within Hollybush2 To make fully use of this interface will require a PCI core implementation within the FPGA design The pin assignments between the SIL3512 and the FPGA are shown above see Local PCT The SIL3512 is capable of supporting SATA I interfaces The connections between the SATA connectors and the SIL3512 device are shown below SATA CONNECTORS SIL3512 connector pin signal pin signal 1 2 TXPI 20 SATA TXPI 1 3 TXNI 19 SATA TXNI 1 5 RXNI 15 SATA RXNI 1 6 RXPI 14 SATA_RXP1 2 2 TXP2 11 SATA_TXP2 2 3 TXN2 10 SATA_TXN2 2 5 RXN2 6 SATA_RXN2 2 6 RXP2 5 SATA_RXP2 The SATA pins not listed above are connected to DGND SATA CONNECTOR 1 JE SATA CONNECTOR 2 Ente
8. the FPGA design feature support These signals connect to the FPGA via bus switches and are 5v tolerant PS2 connector FPGA PIN PIN 1 E15 PIN 2 G13 PIN 3 Wired to 5V PIN 4 Wired to 0V PIN 5 B3 PIN 6 B4 PIN 7 D18 PIN8 K14 PIN 9 Wired to 5V PIN 10 Wired to OV PIN 11 K16 PIN 12 H17 The PS2 connector is situated just above the 4x30 PCI connector as shown below PIN 1 PIN 12 Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 RS485 Interface 23 Hollyush2 supports four half duplex non isolated RS485 channels A termination site is available for each driver receiver pair and is normally left unpopulated Each channel is implemented by an SN65HVDI10OD Transceiver each of which has the signals shown below Channel Signal FPGA Pin Signal Connector pin 1 Data G19 A 1 Transmit Receive J21 B 2 2 Data D11 A 5 Transmit Receive P22 B 4 3 Data J25 A 7 Transmit Receive J26 B 6 4 Data A3 A 9 Transmit Receive H6 B 8 The RS485 connector is O PIN9 PIN10 Enterpoint Ltd Hollybush2 Manual Issue 1 a2x5x0 linch header PIN2 20 04 2010 RS232 Interface 24 Hollybush2 supports an RS232 implementation with hardware handshaking The board terminates in a 5x2 header and an optional cable and D Type assembly is available The device used is a MAX323EIPWR which has the following pin
9. 14 B17 Y15 A17 W15 C8 AC15 D8 AE15 B18 V16 A18 U16 C9 U15 D9 V15 B19 AE17 A19 V17 C10 AC16 D10 AB16 B20 AB18 A20 AF18 C11 Y20 D11 W17 B21 AC20 A21 AF19 C12 AE19 D12 AE18 B22 AA17 A22 AD21 C13 AD20 D13 AE20 Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 B23 AB23 A23 AA22 C14 AC19 D14 Y17 B24 AC21 A24 AF20 C15 AD19 D15 AF23 B25 AD22 A25 AC22 C16 AE21 D16 VD5V B26 AE23 A26 ADI7 C17 AC23 D17 AA23 B27 AF25 A27 AB24 C18 AA24 D18 DGND B28 AA25 A28 AD25 C19 AE25 D19 DGND B29 VD5V A29 AD26 B30 Y25 A30 AC26 B31 DGND A31 AC25 B32 DGND A32 DGND PCI Connections Al DGND Bl NC Cl VD5V DI C7 A2 VIO B2 J16 C2 C5 D2 VD5V A3 F7 B3 DGND C3 C6 D3 D6 A4 G8 B4 E7 C4 DGND D4 B2 AS DGND B5 H9 C5 F8 D5 DGND A6 D9 B6 VIO C6 D8 D6 G9 A7 D10 B7 E10 C7 DGND D7 G10 A8 VD3V3 B8 A4 C8 F12 D8 VD3V3 A9 Cll B9 DGND C9 NC D9 C8 A10 DGND B10 A9 C10 VD3V3 D10 NC All H10 Bll VD3V3 Cll K11 D11 DGND A12 VD3V3 B12 F14 C12 DGND D12 K12 A13 Jil B13 DGND C13 F15 D13 VD3V3 Al4 DGND B14 F13 C14 VD3V3 D14 C12 A15 G12 B15 VD3V3 C15 J12 D15 DGND A16 A14 B16 H12 C16 DGND D16 D13 A17 VD3V3 B17 C15 C17 E14 D17 VD3V3 A18 D16 B18 DGND C18 C16 D18 G15 A19 F19 B19 J20 C19 VIO D19 D17 A20 DGND B20 F20 C20 E17 D20 DGND A21 C21 B21 VD5V C21 D20 D21 C20 A22 VD5V B22 E21 22 DGND D22
10. 3 112 D9 GL4 125 Dil Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 20 USB 1 USB 2 PIN 8 PIN 1 TON Ch 5060000006 5060006666 496969494969 HHr Sean SEN M M Yd y pam YG GYG YO SO Or EN dr dy ya Z ZI Fd dd A AA MN NOM EP CO CA EIEE yG OQ O O Q ERO Cn 2 Z Z Z 4 HHH OO EH EVEL EN C C1 EAR K Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 Real Time Clock A Maxim Dallas DS1306 Real Time Clock chip provides a timekeeping facility on Hollybush2 It can be battery backed to maintain time when the Hollybush2 is unpowered A battery holder is located on the back of the Hollybush2 and can support a CR1220 type battery The RTC also has a small RAM area that can be used as a data store Signal DS1306 Pin FPGA PIN SDI 15 B17 INT1 8 B21 INTO 7 B20 32KHZ 18 C18 SDO 16 B18 SCLK 14 B19 CE 12 B15 EEprom A 16Kbit EEprom type 24C16 is available for data storage on Hollybush2 EEPROM PIN FPGA PIN SDA D24 SCL E26 WP E24 Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 22 PS2 Interfaces Hollybush2 supports a twin PS2 interface It is available on a 12x1 connector and a break out cable to PS2 connectors is available at extra cost It is also possible to use this interface as a general I O port The function and usage is entirely dependent on
11. AFETY CRITICAL USE U WARRANTY Oo SUPPORT U Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 Introduction Welcome to your Hollybush2 board Hollybush2 is a highly featured Spartan 3A DSP FPGA based PC104 PC104 processor board The aim of this manual is to assist in using the main features of Hollybush2 Should this manual fail to explain a feature sufficiently then our support team can be reached by email on support enterpoint co uk PC104 SPI FLASH CONNECTOR ISA 128 MBIT BUS SWITCHES SPI FLASH 128 MBIT RTC DS1306 SPRATAN 3 DSP LOCAL PCI SEGMENT DIP SWITCH USB HOST SATA ETHERNET SLAVE CLOCK GENERATOR CYPRESS BUS SWITCHES FIXED OSCILLATOR PC104 CONNECTORIPCI Hollybush2 Function Block Diagram Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 Finding Your Way Around PS2 CONNECTOR ET ER Pe PC104 PCI VGA Le 6A POWER REGULATORS USB PROGRAMMING HEADER RS485 RS232 DDR2 SDRAM ETHERNET 10 100 SATA POWER JACK 5V PC104 ISA SPARTAN 3A DSP oo om CHO MD IPI SGO HE Ee AAA 5000660006 m O0O0O0006O060000O06 IC 15751574747 00004 RTC ZIF CONNECTOR i 4052008 Enter point Lt WOW enter point co UK RTC BATTERY c HOLDER DIP SWITCHES il ya 4 x df a FFF Fo 4 AQ O QOO Q 0 6 0 0 2 O YO OO OEN 0 ACC Enterpoint Ltd Hollybush2 Manu
12. YA E 6 d yon i MO OOGQUE GGG PINI PIN10 Br ni n Ja Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 27 Power Inputs and Power Supplies Hollybush2 uses the 5V input from the PC104 PC1104 or 5v Power Jack socket to generate other on board voltages DO NOT EXCEED 5V The MIC22600 regulators will not withstand input voltages higher than 5 5v Please ensure your 5V supply will not overshoot Two MIC22600 regulator devices are used to supply 3 3v for VCCAUX within the Spartan 3A and 1 2V for the core voltage VCCINT v3 is also used as the IO voltage for banks 0 1 and 2 The Power supply to the DDR2 SDRAM Bank 3 is 1 8V This is derived from the 5v rail by an Empirion EP538QI regulator The reference voltage for the DDR2 is 0 9V which is derived from the 1 8V supply by an LP2996 regulator WARNING THE REGULATORS CAN GET VERY HOT IN NORMAL OPERATION ALONG WITH THE BOARDS THERMAL RELIEF PLEASE DO NOT TOUCH OR PLACE HIGHLY FLAMABLE MATERIALS NEAR THESE DEVICES WHILST THE HOLLYBUSH2 BOARD IS IN OPERATION There are 2 jumpers fitted on the board just above the 4 x 30 way PCI connector J3 links the 3 3V supply from the regulator to the rest of the board It should normally be fitted J2 is used to select the IO voltage supplied to the PCI header pins A2 B6 C19 D23 and B25 This can be selected as either 3 3v or 5v The image above shows the jumper fitted in the left position which sel
13. al Issue 1 20 04 2010 Getting Started Ensure that any vital data contained within your host system is backed up before attempting to use your Hollybush2 in any hosting system Your Hollybush2 normally comes in an un programmed state so the PC104 interfaces will not operate These interfaces will need the Spartan 3A DSP to be configured with a design for these to operate in the normal way as PC104 interfaces Enterpoint can supply ISA and PCI cores at extra cost if these are required Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 Hollybush2 Main Features Hollybush2 has many possible modes of operation and many possible uses in systems Envisaged applications include one or more of the following 1 Hosting Processor Board MicroBlaze M 8086 Z80 or other soft IP processors implemented within FPGA 2 DSP High Performance Engine 3 Coprocessor Engine for biometric processing and financial modelling 4 Processor Arrays 5 ISA to PCI Bridge 6 PCI to ISA Bridge The feature set supplied on the Hollybush2 is aimed at providing a complete processor solution for the embedded marketplace The rugged PC104 Plus format enables use in challenging environments Hollybush2 can be stacked with other PC104 boards of either ISA or PCI varieties Hollybush2 can operate from a single 5V power input This can be supplied through a 2 1mm jack or through either of the PC104 connectors Complimentary products incl
14. condary SPI Flash programming is not supported by this interface and will need logic implementation with the FPGA to affect programming Indirect programming of the primary SPI Flash is also possible using JTAG mode This will need ISE version 9 2 or later for this mode of operation Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 SPI Flash Hollybush2 has two 128 Mbit M25P128 SPI Flash memories The primary SPI Flash is used for the FPGA configuration as previously described The secondary SPI is totally unallocated and can be used as microprocessor code and data storage such as for a MicroBlaze processor The connections between the secondary SPI Flash memory and the FPGA are shown below M25P128 function M25P128 Pin FPGA Pin S 1 L22 Q L23 D 5 L20 C 6 L18 o E SPI FLASH Enterpoint Ltd Hollybush2 Manual Issue 1 DDR2 DRAM 10 Hollybush2 has one DDR2 bank consisting of 2 devices DDR_A and DDR_ B The memory devices used are MT47H32M16 or a similar alternative The address and control lines are shared so that the devices operate as a single x32 memory bank The pin assignments are shown below DDR Function DDR Pin FPGA DDR Function DDR Pin FPGA DQ0 DDR_A G8 Y6 A0 M8 K3 DQ1 DDR A G2 V8 Al M3 L3 DQ2 DDR_A
15. ects 3 3v If 5v is required the jumper should be moved to the right hand side Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 28 Programming Hollybush2 The programming of the FPGA and SPI Flash parts on Hollybush2 is achieved using the JTAG interface Principally it is anticipated that a JTAG connection will be used in conjunction with Xilinx ISE software although other alternatives do exist including self re programming The Spartan 6 series needs to be programmed using ISE 9 2 or higher Versions of ISE prior to 9 2 do not support Spartan 3A The free Webpack version of the Xilinx tools can be used to program the Hollybush2 There is a single JTAG chain on Hollybush2 The JT AG chain allows the programming of the Spartan 3A and SPI Flash device Using iMPACT Boundary Scan the JTAG chain appears like this Right click device to select operations T em xc3sd3400a file TDO Hollybush2 JTAG CHAIN 1 Programming the FPGA directly Direct JTAG programming of the Spartan 6 FPGA is volatile and the FPGA will lose its configuration every time the board power is cycled For sustained use of an FPGA design programming the design into the Flash memory is recommended see 2 and 3 below Direct JTAG programming using bit files is useful for fast temporary programming during development of FPGA programs Right click the icon representing the Spartan 6 FPGA and choose Assign New Configuration File
16. ll take some time at least 3 or 4 minutes Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 30 Mechanical Information 95 9mm 90 2mm HB2 side view The height of Hollybush2 depends upon the style of connectors fitted Typically the height measured from the lower surface of the PCB to the top of the Ethernet socket is approximately 12mm The length of the pins measured from the top surface of the PCB is approximately 12 5mm Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 31 Medical and Safety Critical Use Hollybush2 boards are not authorised for the use in or use in the design of medical or other safety critical systems without the express written person of the Board of Enterpoint If such use is allowed the said use will be entirely the responsibility of the user Enterpoint Ltd accepts no liability for any failure or defect of the Hollybush2 board or its design when it is used in any medical or safety critical application Warranty Hollybush2 comes with a 90 return to base warranty Other specialised warranty programs can be offered to users of multiple Enterpoint products Please contact sales on boardsales enterpoint co uk if you are interested in these types of warranty Support Enterpoint offers support during normal United Kingdom working hours 9 00am to 5 00pm Please examine our Hollybush2 FAQ web page and the contents of this manual before raising a support quer
17. rpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 18 Ethernet Interface Hollybush2 has an Intel LU82551ER combined Ethernet MAC and PHY on board This interface supports 10T 100T interfaces through an RJ45 jack The LU82551ER is accessed through the local PCI segment and therefore needs a PCI core implementation within the FPGA The pin assignments between the LU82551 and the FPGA are shown above see Local PCI Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 19 USB Host Interface A NXP ISP1561BM USB Host Controller supports two 480 Mbit s interfaces This controller is supported with MIC2026 power switches and controlled over the local PCI segment Use of these interfaces will require the implementation of a PCI core within the FPGA design The pin assignments between the ISP1561 and the FPGA are shown above see Local PCI The USB signals are accessible on two 4 x 2 x 0 linch headers The connections between the ISP1561 and these headers are shown below The presence of the output signals and Link present signals are indicated by LEDs also shown below Signal Header Isp1561 LED OUT4 OC1 USBI 1 89 D2 DP1 USB 1 2 103 DMI USB 1 3 102 DM2 USB 1 6 109 DP2 USB 1 7 110 OUT3 OC2 USB 1 8 96 D5 OUT2 OC3 USB 2 1 105 D8 DP3 USB 2 2 117 DM3 USB 2 3 116 DM4 USB 2 6 122 DP4 USB 2 7 123 OUT1 OC4 USB 2 8 119 D10 GLI 91 D4 GL2 98 D7 GL
18. these interfaces can be used in non standard ways when not used as PC104 standard interfaces for example as low latency links or even star connections using LVDS These structures can be advantageous in systems where bus negotiation could cause latency issues Hollybush2 can act as a master or slave card on either ISA or PCI PC104 interfaces Use and mode of the ISA interface is normally independent of the PCI interface Similarly the PCI interface can be used totally independently of the ISA interface It is also possible to operate these interfaces in a bridge function between ISA and PCI and in either direction subject to suitable IP implementation in the FPGA design The signals on both the PC104 interfaces are connected to the FPGA via bus switches The location of pins Al B1 C1 and D1 are marked on the board near the PCI 104 connector 4x30 way as are the locations of pins Al B1 CO DO A32 B32 C19 and D19 of the PC104 connector ISA connections Bl DGND Al AE3 B2 AF3 A2 AEA B3 VD5V A3 AF4 B4 AF5 A4 AD6 B5 NC A5 AC6 B6 AE6 A6 AD7 B7 NC AT AB7 B8 ADII A8 AC8 B9 NC A9 AE7 CO DGND DO DGND B10 AF8 A10 AB9 CI AE8 DI Y9 Bll W10 All W9 C2 Y10 D2 AC9 B12 AB12 A12 Y12 C3 AC12 D3 V10 B13 AF13 A13 AE13 C4 AF12 D4 W13 B14 AA13 A14 W12 C5 V13 D5 AE12 B15 Y13 A15 AF14 C Y14 D6 V14 B16 AC14 A16 AD15 C7 AD14 D7 AE
19. uding a 12 48V DC power supply will be available shortly Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010 FPGA The heart of the Hollybush2 is a Xilinx XC3SD3400A Spartan3A DSP FPGA This device offers approximately 3 4M gates of logic capability with substantial numbers of DSP48A and SRAM blocks available as processing resource Hollybush2 supports one Spartan 3A 3400 device in the FG676 package Standard builds of Hollybush2 use commercial grade devices but industrial grade parts can be fitted at extra cost FPGA JTAG and Configuration Hollybush2 uses a compact 6x2 1 27mm header to provide an interface for both JTAG and SPI Flash direct programming An adapter from the compact header to 2x7 2mm headers Xilinx standard is available Xilinx ISE tools can be used as programming software Our Parallel port programming cable Prog2 or our USB programming cable Prog3 can be used as a programming lead When used as a JT AG interface this connector has a JTAG chain consisting of a single device the XC3SD3400A The primary SPI Flash contains the configuration data for the FPGA The primary SPI Flash is 128Mbits in size Only about 12Mbits are necessary to configure the XC3SD3400A with a single bitstream The balance of the SPI Flash can be used for multiple bitstreams and or data or code storage When the 6x2 header is used for SPI Flash programming this interface will only program the primary SPI Flash The se
20. y We can be contacted as follows Telephone 44 0 121 288 3945 Email support G enterpoint co uk Enterpoint Ltd Hollybush2 Manual Issue 1 20 04 2010
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