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TCR167PCI

Technical Information

Operating Instructions

Содержание TCR167PCI

Страница 1: ...TCR167PCI Technical Information Operating Instructions ...

Страница 2: ...Impressum Meinberg Funkuhren GmbH Co KG Lange Wand 9 D 31812 Bad Pyrmont Telefon 49 0 52 81 9309 0 Telefax 49 0 52 81 9309 30 Internet http www meinberg de Email info meinberg de October 15 2009 ...

Страница 3: ...nput signals 13 Input impedance 14 Photocoupler input 14 Master oscillator 15 Functionality of generator 15 Outputs 15 Modulated output 15 Unmodulated outputs 16 Pulse outputs 16 Asynchronous serial port 16 Enabling of outputs 17 Time capture inputs 17 Status inputs 17 Connectors and LEDs in the bracket 18 Pin assignments of the D Sub connector 19 Jumper and contact strips 20 Frequency synthesizer...

Страница 4: ...22 Firmware Updates 22 Replacing the Lithium Battery 23 Technical specification TCR167PCI 24 CE Label 27 Format of the Meinberg Standard Time String 28 Format of the Capture String 29 Format of the time string Uni Erlangen NTP 30 Format of the SAT Time String 32 Declaration of Conformity 33 ...

Страница 5: ...puter s system time synchronous to the received IRIG time If the delivered stick doesn t include a driver program for the operating system used it can be downloaded from http www meinberg de english sw On the USB stick there is a file called readme txt which helps installing the driver correctly ...

Страница 6: ...variant of the IRIG B format Within this code the complete date is transmitted instead of the Control Functions of the IRIG telegram Description of IRIG Codes The specification of individual IRIG time code formats is defined in IRIG Standard 200 98 They are described by an alphabetical character followed by a three digit number sequence The following identification is taken from the IRIG Standard ...

Страница 7: ...7 IRIG Standard format ...

Страница 8: ...8 AFNOR Standard format ...

Страница 9: ...t stage is electrically insulated and has an impedance of either 50 Ω 600 Ω or 5 kΩ selectable by a jumper The unmodulated input is accessible via a BNC connector in the bracket of TCR167PCI Unmodulated or DC Level Shift time codes must be connected to the D Sub plug of the module The receive circuit is insulated by an onboard photocoupler which can be driven by TTL or RS 422 signals for example I...

Страница 10: ...external status outputs for example As an option TCR167PCI provides a synthesizer which can generate output fre quencies from 1 8 Hz up to 10 MHz with TTL level into 50 Ω and as a sine signal Software running on the computer can read out information regarding date time and status of the IRIG receiver Access to the board is made via writing to reading from I O ports It is possible but not necessary...

Страница 11: ...11 Block diagram TCR167PCI ...

Страница 12: ...cluding handling of daylight saving year by year can be done by the board s microprocessor if the corresponding parameters are set up with the help of the monitor software The time zone is entered as offset of seconds from UTC e g for Germany MEZ UTC 3600 sec MESZ UTC 7200 sec The specific date of beginning and end of daylight saving can be generated automatically for several years The receiver ca...

Страница 13: ...ime of year AFNOR NFS 87 500 100pps amplitude modulated sine wave signal 1 kHz carrier frequency BCD time of year complete date SBS time of day Input signals Amplitude modulated IRIG A B or AFNOR codes must be connected to the BNC jack in the bracket of TCR167PCI A shielded or a twisted pair cable should be used Pulse width modulated DC Level Shift signals are applied by using the D Sub plug Two D...

Страница 14: ...edance has to be set to 50 Ω accordingly default on delivery In addition to the telegram the AFNOR code defines the input output impedances also If TCR167PCI is synchronized by this code an input impedance of 600 Ω Ω Ω Ω Ω must be set The setting 5 kΩ may be necessary if the generator has a high output impedance see specifications of manufacturer The driver software shows a bar chart for evaluatio...

Страница 15: ...e reference clock of the master oscillator The modulation of carrier amplitude modu lated codes or pulse duration unmodulated DC level shift codes is synchronized to the pulse per second PPS of the system based on the software clock The generated time code is independant from the settings for the received code It is possible to generated a different format and offset from UTC therefore Outputs TCR...

Страница 16: ...chronous serial port TCR167PCI provides an asynchronous serial RS 232 interface called COM0 The serial port sends a time string in the format Standard Meinberg Uni Erlangen or SAT either once per second once per minute or on request with ASCII only Furthermore it can be set up to send telegrams containing time capture events automatically or on request The format of these telegrams is described in...

Страница 17: ...alling TTL slope at one of these inputs lets the microprocessor save the current real time in its capture buffer From the buffer capture events are transmitted via the PCI bus or the serial interface COM0 The capture buffer can hold more than 500 events so either a burst of events with intervals down to less than 1 5 msec can be recorded or a continuous stream of events at a lower rate depending o...

Страница 18: ...orrect telegram at its input Pressing the hidden key BSL is re quired for activating the Bootstrap Loader before updating the firmware The 9 pin D Sub connector is wired to the board s serial port Pin assignment can be seen from the figure above This port can not be used as serial port for the computer Instead the clock uses the port to send out Meinberg s standard time string in order to control ...

Страница 19: ...n i P l a n g i S l a n g i S l a n g i S l a n g i S l a n g i S H C T I W S H C T I W S H C T I W S H C T I W S H C T I W S 1 2 3 2 S R t u o S P P V 5 4 3 2 2 3 2 S R n i D x R 3 2 3 2 S R t u o D x T 4 2 2 4 S R t u o S L C D L T T t u o M P P 0 1 6 5 D N G 6 r e l p u o c o t o h p n i S L C D 1 7 r e l p u o c o t o h p n i S L C D 2 8 2 2 4 S R t u o S L C D L T T t u o S P P 9 5 9 L T T t ...

Страница 20: ...20 Jumper and contact strips The following diagram shows the possible jumper settings and the assignment of the contact strips of the board TCR167PCI ...

Страница 21: ...Hz the phase angle can t be set Putting into operation To achieve correct operation of the board the following points must be observed Installing the TCR167PCI in your Computer Every PCI board is a plug play board After power up the computer s BIOS assigns resources like I O ports and interrupt lines to the board the user does not need to take care of the assignments The programs shipped with the ...

Страница 22: ... UTC or to the received local IRIG time Firmware Updates Whenever the on board software must be upgraded or modified the new firmware can be downloaded to the internal flash memory via the board s serial port COM0 There is no need to open the computer case and insert a new EPROM If the button behind a hole in the rear slot cover is pressed for approximately 2 seconds a bootstrap loader is activate...

Страница 23: ... to replace the battery the following should be noted ATTENTION Danger of explosion in case of inadequate replacement of the lithium battery Only identical batteries or batteries recommended by the manufacturer must be used for re placement The waste battery must be disposed as propo sed by the manufacturer of the battery ...

Страница 24: ...nnector for GI 50 125µm or GI 62 5 125µm gradient fiber DECODING decoding of the following telegrams possible IRIG A133 A132 A003 A002 IRIG B123 B122 B003 B002 AFNOR NFS 87 500 ACCURACY OF TIME BASE 5 μsec compared to IRIG reference marker REQUIRED ACCURACY OF TIME CODE SOURCE 100ppm HOLDOVER MODE automatic switching to crystal time base accuracy approximately 1 10E 8 if decoder has been synchrono...

Страница 25: ...se duration 200 msec pulse per minute PPM TTL level positive pulse pulse duration 200 msec SERIAL PORT configurable RS 232 interface baudrates 300 Bd 38400 Bd framing 7E2 8N1 8N2 8E1 mode of operation string per second string per minute string on request time telegram Meinberg Standard Uni Erlangen SAT Capture Telegram FREQUENCY SYNTHESIZER OPTION output frequency 1 8 Hz up to 10 MHz accuracy like...

Страница 26: ...oldover 1 year 1 10 6 short term stability 10 sec synchronized 2 10 9 10 sec holdover 5 10 9 temperature dependant drift holdover 1 10 6 phase noise 1 Hz besides carrier 60 dB Hz 10 Hz besides carrier 90 dB Hz 100 Hz besides carrier 120 dB Hz 1 kHzbesides carrier 130 dB Hz Option OCXO LQ for higher accuracy in holdover mode Specifications look at oscillator options on Meinberg homepage RELIABILITY...

Страница 27: ...OM0 or the PCI bus BUS INTERFACE 32 Bit 33 MHz or 66 MHz PCI Bus compatible with PCI and PCI X specifications DATA FORMAT binary byte serial POWER REQUIREMENTS 5V 140 mA 12V 15 mA 12V 15mA BOARD DIMENSIONS short universal board for 3 3V or 5V PCI slot AMBIENT TEMPERATURE 0 70 C HUMIDITY max 85 CE Label ...

Страница 28: ...current date dd day of month 01 31 mm month 01 12 yy year of the century 00 99 w the day of the week 1 7 1 Monday hh mm ss the current time hh hours 00 23 mm minutes 00 59 ss seconds 00 59 or 60 while leap second uv clock status characters u clock has not synchronized after reset space 20h clock has synchronized after reset v different for DCF77 or GPS receivers DCF77 clock currently runs on XTAL ...

Страница 29: ... whereas the other characters are part of the time string The groups of characters as defined below x 0 or 1 corresponding on the number of the capture input _ ASCII space 20h dd mm yy the capture date dd day of month 01 31 mm month 01 12 yy year of the century 00 99 hh mm ss fffffff the capture time hh hours 00 23 mm minutes 00 59 ss seconds 00 59 or 60 while leap second fffffff fractions of seco...

Страница 30: ...23 mm minutes 00 59 ss seconds 00 59 or 60 while leap second v sign of the offset of local timezone related to UTC oo oo offset of local timezone related to UTC in hours and minutes ac clock status characters a clock has not synchronized after reset space 20h clock has synchronized after reset c GPS receiver has not checked its position space 20h GPS receiver has determined its position d time zon...

Страница 31: ...haracter 20h n latitude the following characters are possible N north of equator S south d equator lll llll longitude of receiver position in degrees leading signs are replaced by a space character 20h e longitude the following characters are possible E east of Greenwich W west of Greenwich hhhh altitude above sea level in meters leading signs are replaced by a space character 20h ETX End Of Text ...

Страница 32: ...century 00 99 w the day of the week 1 7 1 Monday hh mm ss the current time hh hours 00 23 mm minutes 00 59 ss seconds 00 59 or 60 while leap second xxxx time zone indicator UTC Universal Time Coordinated formerly GMT MEZ European Standard Time daylight saving disabled MESZ European Summertime daylight saving enabled u clock status characters clock has not synchronized after reset space 20h clock h...

Страница 33: ...örun A1 2000 A2 2003 gen von informationstechnischen Einrichtungen Limits and methods of measurement of radio interference characteristics of information technology equipment EN55024 1998 Grenzwerte und Meßverfahren für Störfestigkeit A1 2001 A2 2003 von informationstechnischen Einrichtungen Limits and methods of measurement of Immunity characteri stics of information technology equipment gemäß de...

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