bc635PCI-V2 PCI Time & Frequency Processor ® KEY FEATURES The Symmetricom bc635PCI-V2 timing A key feature of the bc635PCI-V2 is the • module provides unparalleled precise time ability to generate interrupts on the PCI bus IRIG A, B, G, E, IEEE 1344, NASA 36, XR3 & 2137 Time Code Inputs and and frequency to the host computer and at programmable rates. These interrupts can peripheral data acquisition systems. Time is be used to synchronize applications on the Outputs typically acquired from time code signals host computer as well as signal specific • Simultaneous AM or DCLS Time Code such as IRIG B. events. Inputs Central to the operation of the module is a The external frequency input is a unique • Simultaneous AM and DCLS Time disciplined 10 MHz oscillator that is either an feature allowing the time and frequency of Code Outputs on-board TCXO (or optional OCXO) or an the bc635PCI-V2 to be derived from an • 100-nanosecond clock resolution for off-board External oscillator that can provide external oscillator that may also be time requests the timing module’s 100-nanosecond clock. disciplined (DAC voltage controlled) based on Current time (days to 100 nanoseconds) can the selected input reference. The module • Programmable <<1 PPS to 100 MPPS be accessed across the PCI bus with no PCI may be operated in generator (undisciplined) DDS Rate Synthesizer bus wait states, which allows for very mode where an external 10 MHz from a Output/Interrupt high-speed time requests. The selected Cesium or Rubidium standard is used as the • 1, 5, or 10 MPPS Rate Generator on-board or off-board 10 MHz oscillator frequency reference. This creates an Output drives the module’s frequency and time code extremely stable PCI based clock for all • 1 PPS or 10 MHz Inputs generator circuitry. If the input reference is bc635PCI-V2 timing functions. lost, the module will continue to maintain • The bc635PCI-V2 automatically supports External Event Time Capture/Interrupt time (flywheel) based on the selected 10 MHz both 3.3V and 5.0V signaling of the PCI bus. • Programmable Time Compare oscillator’s drift rate. If power is lost, a Integration of the module is easily facilitated Output/Interrupt battery-backed real time clock (RTC) is with optional drivers for Windows 2000/XP, available to maintain time. • Zero Latency Time Reads Linux, or Solaris. Extensive time code generation and • Battery Backed Real Time Clock (RTC) translation are supported. The generator • PCI Local Bus Operation outputs either IRIG A, B, G, E, IEEE 1344, • NASA 36, XR3 or 2137 in both amplitude Universal Signaling (3.3V or 5.0V Bus) modulated (AM) and DC level shift (DCLS) • CE(RoHS) Compliant formats. The translator reads and may • Linux, Solaris & Windows Software be used to discipline the 10 MHz Drivers/SDKs available oscillator to either the AM or DCLS format of IRIG A, B, G, E, IEEE 1344, NASA 36, XR3 or 2137 time codes. The module also has a state-of-the-art DDS rate synthesizer capable of 0.0000001 PPS to 100 MPPS. The module may also be programmed to generate a single interrupt at a predetermined time based on a time compare (Strobe). An Event Time Capture feature provides a means of latching time of an external event. bc635PCI-V2 Time & Frequency Processor. bc635PCI-V2 Precision Time & Frequency in the PCI Form Factor Inputs • AM Time Codes • DCLS Time Codes • External Events (3x) • 10 MHz • 1PPS • GPS (bc637PCle model) Outputs • AM Time Codes • DCLS Time Codes 100 nanosecond precision • Programmable Alarm (Strobe/Time Compare) • <<1PPS to 100 MPPS rates Over the PCl Bus • 1PPS • • Precise time Programmable interrupt rates • 1,5,10 MPPS • • Event Interrupts Configuration & Control • Oscillator Control Voltage • Alarm interrupts (time compare/strobe) clock). When the preset time matches Reading the Precise Time as little as once every 115 days. These The bc635PCI-V2 provides precise time rates are available as timing signal precisely matches the actual time an external signal is instantly generated on request and extremely fast outputs or as interrupts on the bus. response to host applications. This The rate adjustment resolution is as as well as an interrupt to the bus sig- naling an application that point in time request for time is simply and quickly small as 1/32 of a hertz. done using the included SDK software has just occurred. functions. Time can be provided in Frequency Outputs binary or decimal form. Precise clocks are excellent sources of Over the Bus Features Aside from precise time stamps, the frequency outputs. The bc635PCI-V2 A Multitude of Time Codes offers 1, 5 or 10 MPPS outputs directly bc635PCI-V2 can provide very precisely timed interrupts on the bus at fixed The bc635PCI-V2 has the widest time from the steered internal oscillator of code input and output support avail- the clock. rates, predetermined times, or to sig- nal an event has occurred on the card. able in any bus level timing card. Over 30 different time codes including IRIG External Frequency Inputs These interrupts can be integrated into user applications requiring more A, B, G, E, IEEE 1344, NASA 36, XR3, and DAC Control 2137 in AM and DCLS formats. The external frequency input is a deterministic behavior or application synchronization with other computers. unique feature allowing the time and Measure Events – External or Internal frequency of the bc635PCI-V2 to be Similarly, user applications can use interrupts as markers in time and later Measure the exact time up to three derived from an external oscillator independent external events occur. such as a 10 MHz from a Cesium or retrieve exactly when the interrupt occurred. Bus interrupts instantly notify the CPU Rubidium standard. This creates an the measurements are made and wait- extremely stable PCI based clock for Configuration and Control ing. Similarly, host application gener- all bc635PCI-V2 timing functions. For ated interrupts to the bc635PCI-V2 closed loop control, an external The bc635PCI-V2 includes easy-to-use programs to easily configure the card card over the bus can be precisely time oscillator may be disciplined via DAC stamped for precise host application voltage control output from the and validate operations. This software is also included with the SDKs and based processes. bc635PCI-V2. driver software. Flexible Rate Generation Time Compare/Strobe/Alarm The Direct Digital Synthesizer on board A useful feature of any precise clock is the bc635PCI-V2 can be programmed the ability to be notified when a partic- to generate rates up to 100 MPPS or ular time is reached (like an alarm 2 bc635PCI-V2 PCI CARD INTEGRATION MADE facing to a Symmetricom PCI card PCI card into your application. EASY WITH INCLUDED SDKs & straightforward and help keep your DRIVERS software development focused on the License Free Distribution of embedded end application. Windows, Linux and Solaris Software Symmetricom software in customer applications is royalty free. Development Kits Speed PCI SDKs Save Time and Money Integration Programmers will find the SDK an These full-featured software develop- invaluable resource in accelerating the ment kits, included standard with the integration of Symmetricom PCI cards PCI card, speed the integration of into applications, saving both time and Symmetricom PCI cards into any money. The SDK functions address application. each Symmetricom PCI timing card feature, and the function names and Using an SDK is an easy-to-integrate parameters provide insight into the and highly reliable alternative to writ- capability of each function. ing lower-level code to address a card's memory registers directly with By using the SDK, you can leverage just a driver. The function calls and Symmetricom's timing expertise and device drivers in the SDKs make inter- confidently integrate a Symmetricom Windows SDK and Driver Linux SDK and Driver Solaris SDK and Driver • Windows XP/Vista/7 • Linux 2.4 & 2.6 Kernel • Solaris Kernel Mode Driver • Windows Server 2003/2008 • 32 & 64 bit kernel support • 64-bit Solaris 8-10 • 32 & 64 bit support • Code Examples • Code Examples • Kernel Mode Driver • Test Application Program • Test Application Program • Code Examples • Complete Documentation • Complete Documentation • Test Application Program The Linux® SDK for bc635PCI-V2 cards Symmetricom's Solaris SDK includes • Complete Documentation includes PCI kernel mode device drivers for bc63xPCIcfg, an application program to • Time Keeping Utility Program both 32-bit and 64- bit kernels, an interface ensure proper operation of the PCI card in the library accessing all bc635PCI-V2 features, host computer. The example program includes The Windows SDK for bc635PCI-V2 cards and example programs with source code. sample code and conversion examples of the includes a Windows XP/Vista/Server/7 kernel ASCII format data objects passed to and from mode device driver for the 32 and 64 bit PCI The target programming environment is the the device into a binary format suitable for interface. The SDK includes .h, .lib, and DLL GNU Compiler Collection (GCC) and the C/C++ operation and conversion. files to support both 32 and 64 bit applications programming languages. development. The target programming environment is the Also included is Symmetricom's bc63xPCIcfg Solaris application development tool chain and The target programming environment is application program to ensure proper opera- the C/C++ programming languages. Microsoft® Visual Studio (Microsoft Visual tion of the PCI card in the host computer. The C++ V6.0 or higher). Both Visual C++ 6.0 and example program includes sample code, exer- The Solaris SDK includes the Solaris device Visual Studio 2008 project files are supplied cising the interface library, and conversion driver source code. Applications access the with the source code. examples of the ASCII format data objects features of the hardware through the standard passed to and from the device into a binary 'ioctl' Solaris system function. The IOCTL Also included is Symmetricom's bc637PCIcfg format suitable for operation and conversion. codes are defined for all the features of the application program, which can be used to The example program was developed using card. The bc63xPCIcfg program shows how to ensure proper operation of the PCI card, as discrete functions for each operation, allowing use most IOCTL codes. Developers can copy well as the TrayTime application allowing the the developer to copy any useful code and use any useful code from the bc63xPCIcfg source user to update the system clock in which the it in their own applications. code and use it in their own applications. card is installed. Source code for these pro- grams as well as smaller example programs MINIMUM SYSTEM REQUIREMENTS MINIMUM SYSTEM REQUIREMENTS are included. Operating System: Operating System: Solaris versions 8, 9 and 10. Linux Kernels 2.4, 2.6. MINIMUM SYSTEM REQUIREMENTS Operating System: Hardware: SPARC & x86_64. Hardware: Windows XP/Vista/7 x86 processor. Windows Server 2003/2008 Memory: 32 MB Memory: 32 MB Hardware: Development environment: PC-compatible system with a Pentium or Solaris compilers. Development environment: faster processor. GNU GCC recommended. Memory: 24 Mb Development environment: Microsoft Visual Studio (Visual C++) 6 or higher. 3 bc635PCI-V2 SDK FUNCTION REFERENCE LIST Windows and Linux Oscillator Functions • bcSetClkSrc Enables or disables on-board oscillator. SDK Function Reference List (Partial)* Basic Time And Frequency Processor (TFP) Functions • bcSetDac Sets oscillator DAC value. • bcStartPCI/ bcStopPCI Opens/Closes underlying device layer. • bcSetGain Modifies on-board oscillator frequency control • bcStartInt/ bcStopInt Starts/stops the interrupt thread to signal algorithm. interrupts. • bcReqOscData Returns TFP oscillator data. • bcSetInt/ bcReqInt Enables/ Returns enabled interrupt. • bcShowInt Interrupt service routine. Generator Mode Functions • bcReadReg/ bcWriteReg Returns/Sets requested register contents. • bcSetGenCode Sets time code generator format. • bcReadDPReg/ • bcSetGenCodeEx Sets time code and subtype generator format. bcWriteDPReg Returns/Sets requested Dual Port RAM register • bcSetGenOff Sets an offset to the on-board timecode generation contents. function. • bcCommand Sends SW reset command to board. • bcReadBinTime/ GPS Mode Functions bcSetBinTime Reads/ sets TFP major time in binary format. • bcGPSReq/ bcGPSSnd Returns/Sends a GPS receiver data packet. • bcReadDecTime/ • bcGPSMan Manually sends and retrieves GPS receiver data bcSetDecTime Reads/ sets TFP major time in BCD format. packets. • bcReqTimeFormat Returns selected time format. • bcSetGPSOperMode Sets the GPS receiver to function in static or dynamic mode. • bcSetTimeFormat Sets the major time format to binary or grouped decimal. • bcSetGPSTmFmt Sets TFP to use GPS or UTC time base. • bcReqYear/ bcSetYear Returns/ sets year value. • bcSetYearAutoIncFlag Included for backward compatibility to the Real Time Clock (RTC) Functions bc635/637PCI-U card. • bcSyncRtc Synchronizes RTC to current TFP time. • bcSetLocalOffsetFlag Enables or disables local time offset in conjunction • bcDisRtcBatt Sets RTC circuit and battery to disconnect after with bcSetLocOff. power is turned off. • bcSetLocOff Sets board to report time at an offset relative to UTC. • bcSetLeapEvent Inserts or deletes leap second data (in non-GPS * See manual for complete listing modes). • bcSetMode Sets TFP operating mode. • bcSetTcIn Sets time code format for time code decoding mode. Solaris • bcSetTcInEx Sets time code and subtype for time code decoding SDK Function Reference List mode. The Solaris SDK uses custom IOCTL commands to facilitate easy communication • bcSetTcInMod Sets time code modulation for time code decoding and control of the bc635PCI-V2 card. The commands cover basic operational mode. functions, event management, oscillator controls, and mode related functions. • bcReqTimeData Returns selected time data from the board. • bcReqTimeCodeData Returns selected time code data from the board. An over view of the IOCTL functions include • bcReqTimeCodeDataEx Returns selected time code and subtype data from the board. • Interrupt Management • bcReqOtherData Returns selected data from the board. • Read/write Dual Port RAM. Send command to timing engine for processing • bcReqVerData Returns firmware version data from the board. • Read and write time • bcReqSerialNumber Returns board serial number. • Timing mode and time format • bcReqHardwareFab Returns hardware fab part number. • Read and write the card control register • bcReqAssembly Returns assembly part number. • Input time code format and modulation selection • bcReqModel Returns TFP model identification. • Set local time • bcReqTimeFormat Returns selected time format. • Leap seconds control • bcReqRevisionID Returns board revision. • Read various version information and miscellaneous data • Reset the board Event Functions • Clock source, jamsync management • bcReadEventTime Latches and returns TFP time caused by an • DAC control external event. • On-board oscillator frequency control • bcReadEventTimeEx Latches and returns TFP time caused by an external event with 100 nanosecond resolution. • Advance or retard the internal clock • bcSetHbt Sets a user programmable periodic output. • Read event time latched by external event • bcSetPropDelay Sets propagation delay compensation. • Read event time latched by software event • bcSetStrobeTime Sets strobe function time. • Event source/ sense control • bcSetDDSFrequency Sets DDS output frequency. • Set propagation delay • bcSetPeriodicDDSSelect Selects periodic or DDS output. • Periodic output and output frequency control • bcSetPeriodicDDSEnable Enables or disables periodic or DDS output • Strobe control • bcSetDDSDivider Sets DDS divider value. • DDS frequency output control • bcSetDDSDividerSource Sets DDS divider source. • Set output time code format • bcSetDDSSyncMode Sets DDS synchronization mode. • Set offset for output time code generation • bcSetDDSMultiplier Sets DDS multiplier value. • GPS control • bcSetDDSPeriodValue Sets DDS period value. • Sync Real Time Clock • bcSetDDSTuningWord Sets DDS turning word value. • Disconnect between RTC and battery after power off 4 bc635PCI-V2 BACKWARDS COMPATIBILITY PROVIDES SEAMLESS MIGRATION PATHS bc635PCI bc635PCI-U bc635PCI-V2 bc635PCI-V2 Mid-1990’s 2003 2008 2010 1st PCI timing 3.3V & 5.0V Universal Signaling Electronics updated Electronics updated card Introduced backward compatibility retained backward compatibility retained backward compatibility retained This commitment to backwards com- The PCI based bc635 cards have long systems, Symmetricom has main- patibility and current bus architectures product lifecycles since the first intro- tained the features and software inter- assures the bc635PCI cards integrate duction of PCI timing cards in the mid face to the bc635PCI cards while keep- smoothly in the latest workstations 1990’s. To preserve the customer ing them current with respect to available in the market with little to investment of time and money to changing bus signaling, form factors, no impact on customer application integrate bc635PCI cards into their and new features. software. OPTIONAL ACCESSORIES SPEED For more integrated rack mount Timing Input/Output systems needing easy access to timing TEST AND SIMPLIFY INTEGRATION Breakout Cable and signals, the 1U patch panel and high Patch Panel Breakout cables with BNC connectors frequency signal breakout exposes all BNC Map simplify access to the in and out timing available signals. The panel provides signals of the PCI card. These labeled an organized and professional appear- cables mitigate the need to create spe- ance to the external timing I/O of the Outputs cial cables during project development PCI card functions. The 1U panel fits Time Code (AM) and assure the correct timing signals with standard or half rack size chassis. Time Code (DCLS) are being accessed. The high frequency breakout adapter 1, 5, 10 MPPS Periodic/DDS exposes the high frequency signal as Strobe well as the external DC DAC control 1 PPS signal and ground. Oscillator Control Voltage Inputs Time Code (AM) Time Code (DCLS); Event2 External Event1 External 1 PPS; Event3 External 10 MHz Input/Output signals “D” to BNC connector breakout cables 1U patch panel of Input/Output and high frequency signals for standard rack mount size chassis 5 “D” to 5-BNC (BC11576-1000) “D” to 5-BNC BC11576-9860115 “D” to 6-BNC Patch/Breakout bc635PCI-V2 bc635PCI-V2 SPECIFICATIONS • Connectors Firmware update port 6 pin, PS2 mini-DIN J2 ELECTRICAL SPECIFICATIONS Timing I/O: 15-pin ‘DS’ J1 • Real Time Clock Bus request resolution: 100 nanoseconds BCD Latency: Zero Major time format: Binary or BCD Minor time format: Binary 1 μS to 999.999 mS • Synchronization sources: Time code, 1 PPS Pin Direction Signal • Time code translator (inputs) 1 input External 10 MHz Time code formats: IRIG A, B, G, E, IEEE 1344, NASA 36, XR3, 2137 2 Ground Time accuracy: <5 μS (AM carrier frequencies 1 kHz or greater) 3 output Strobe <1 μS (DCLS) 4 output 1 PPS AM ratio range: 2:1 to 4:1 5 output Time Code (AM) AM Input amplitude: 1 to 8V p-p 6 input External Event AM Input impedance: >5kΩ 7 input Time Code (AM) DCLS Input: 5V HCMOS >2V high, <0.8V low, 270Ω 8 Ground 9 output Oscillator Control • Time code generator (outputs) Voltage Time code format: IRIG A, B, G, E, IEEE 1344, NASA 36, XR3, 2137 10 input Time Code (DCLS) AM ratio: 3:1 +/- 10% 11 output Time Code (DCLS) AM amplitude: 3.5V p-p +/- 0.5V into 50Ω 12 Ground DCLS amplitude: 5V HCMOS, >2V high, <0.8V low into 50Ω 13 output 1, 5, 10 MPPS • Timing functions (outputs are rising edge on time) 14 input External 1 PPS DDS rate synthesizer 15 output Heartbeat/DDS Frequency range: 0.0000001 PPS to 100 MPPS • Complete specifications can be found in the manual located at Output amplitude: 5V HCMOS, >2V high, < 0.8V low into 50Ω, http://www.symmetricom.com square wave Jitter: <2 nS p-p ENVIRONMENTAL SPECIFICATIONS • Environment Legacy pulse rate (Heartbeat, aka Periodic) Temperature: synthesizer Operating: 0ºC to 70ºC Frequency range: <1 Hz to 250 kHz Storage: -30ºC to 85ºC Output amplitude: 5V HCMOS, >2V high, < 0.8V low into 50Ω, Humidity square wave Operating: 5% to 95% non-condensing Time compare (Strobe) Operating altitude: Up to 18,000 meters MSL Compare range: 1 μS through days • Certifications: FCC, CE(RoHS) Output amplitude: 5V HCMOS, >2V high, < 0.8V low into 50Ω, 1 μS pulse SOFTWARE • The bc635PCI-V2 includes the Symmetricom bc635pcidemo.exe application pro- 1 PPS Output: 5V HCMOS, >2V high, < 0.8V low into 50Ω, 60 μS gram for Windows 2000/XP. Using this program you can review the bc635PCI-V2 pulse card status and adjust board configuration and output parameters. An additional 1 PPS Input: 5V HCMOS, >2V high, < 0.8V low, 270Ω clock utility program, TrayTime, is provided that can be used to update the Host computer’s clock. External Event Input: 5V HCMOS, >2V high, < 0.8V low, 270Ω, zero latency External 10 MHz oscillator: Digital 40% to 60% or sine wave, 0.5 to 8Vp-p, >10kΩ Oscillator Control Voltage: Jumper selectable 0-5VDC or 0-10VDC into 1kΩ • On-board disciplined oscillator Frequency: 10 MHz 1, 5, or 10 MPPS output: 5V HCMOS, >2V high, < 0.8V low into 50Ω Stability: Standard TCXO: 5.0E-8 short term ‘tracking’ 5.0E-7/day long term ‘flywheeling’ • Real-time clock (RTC) Battery backed time and year information • PCI local bus™ Specification: 2.2 compliant PRODUCT INCLUDES 2.3 compatible • bc635PCI-V2 Time & Frequency Processor board, one year warranty, PCI User’s PCI-X compatible Guide CD, Windows software CD. Size: Single-width (4.2” x 6.875”) Device type: PCI Target, 32 bit, universal signaling OPTIONS Data transfer: 8-bit, 32-bit • GPS synchronization, see bc637PCI-V2 Interrupt levels: Automatically Assigned (PnP) • ‘D’ connector (J1) to BNC adapter Power: TCXO: +5V @ 700 mA • SDK (Software Development Kit) for: Windows 2000/XP, Linux, Solaris OCXO: +5V @ 800 mA, 1.1 A at start-up (Contact factory for additional drivers) +12V @ 50 mA ©2012 Symmetricom. Symmetricom and the Symmetricom logo are registered trademarks of Symmetricom, Inc. All other trademarks are the 2300 Orchard Parkway property of their respective companies. All specifications subject to change without notice. San Jose, California 95131-1017 tel: 408.433.0910fax: 408.428.7896 DS/635PCI-V2/052512/PDF 900-00453-000 www.symmetricom.com