Instruction/ maintenance manual of the product PCI-1200 National Instruments
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DAQ PCI-1200 User Manual Multifunction al I/O Board for P CI Bus Computers PCI-120 0 User Manual July 199 8 Edition Part Numb er 32094 2C-01.
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Important Information Warrant y The PCI-1200 is warranted agains t defects in mater ials and workmans hip for a period of one year from the date of shipment, as evidenced by receipts or other documentation . National Instruments will, at its option, repair or replace equipment th at proves to be defecti ve during the war ranty period.
© Nationa l Instrume nts Cor poration v PCI-1200 Us er Manu al Contents About This M anual Organization of Th is Manual ............... ........... ................. ................. ................. ........... . ix Convention s Used in This Manual.
Contents PCI-1200 U ser M anual vi © Nati onal Ins truments Corporat ion Types of Signal Sources .............. ................. ........... ................. ........ 3-7 Floating Signal Sources .................. ........... ................. ....
Contents © Nationa l Instrume nts Cor poration vii PCI-1200 Us er Manu al Analog Output Circ uitry ........ ................. ................. ........... ................. ............ 4-11 DAC Timing .................... ........... ..............
Contents PCI-1200 U ser M anual viii © Nati onal Ins truments Corporat ion Figure 3-16. General Purpose Timing Signals .......... ............ ................. ................. .. 3-26 Figure 3-17. Mode 1 Timing Sp ecifications for Inp ut Transfers.
© Nationa l Instrume nts Cor poration ix PCI-120 0 User Manu al About This Manual This manual describes the electrical and mechanical aspects of the PCI-1200 and co ntains information con cerning its operation and programmi ng. The PCI-1200 is a low-cost multifunction analog, digital, an d timing board.
About This Ma nual PCI-1200 U ser M anual x © Nati onal Ins truments Corporat ion Conventions Used in This Manual The follo wing con ventions ar e used in this manual: < > Angle brack ets enclose the name of a ke y on the k eyboard — for example, <shift>.
About This Ma nual © Nationa l Instrume nts Cor poration xi PCI-120 0 User Manu al National Instruments Documentation The PCI-120 0 User Manu al is one piece of the do cumentation set for yo ur D A Q system. Y ou could ha ve an y of se veral type s of manual s, depend ing on the hard ware and softw are in your system.
About This Ma nual PCI-1200 U ser M anual xii © Nati onal Ins truments Corpor ation Related Documentation The follo wing National In struments document contain s information that you may f ind helpfu.
© Nationa l Instrume nts Cor poration 1-1 PCI-1200 Us er Manu al 1 Introduction This chapter descr ibes the PCI-1200, lists what you need to ge t started, software progr amming choices, and optional equipment, and explains how to build custo m cables and unpack the PCI-1200.
Chapter 1 Introduction PCI-1200 U ser M anual 1-2 © Nati onal Ins truments Corporat ion – NI-D A Q for Macintosh – NI-D A Q for PC compatib les – V i rtualBench ❑ Y our comput er Unpacking Your PCI-1200 is s hipped in an antistatic packag e to prevent electrostatic damage to the bo ard.
Chapter 1 Intro duction © Nationa l Instrume nts Cor poration 1-3 PCI-1200 Us er Manu al LabVIEW . The LabVIEW Da ta Acquisit ion VI Librar y is func tionally equi v alent to the NI-D A Q software. LabW indows /CVI features interacti ve gr aphics, a state-of -the-art user interface, and uses the ANSI standard C programming lan guage.
Chapter 1 Introduction PCI-1200 U ser M anual 1-4 © Nati onal Ins truments Corporat ion minimal modif ications to yo ur code. Whet her you ar e using con vent ional programmi ng languages , LabVIEW , LabW indow s/CVI, or oth er application softwa re, your application u ses the NI-D A Q driv er softwar e, as illustrated in Figure 1 -1.
Chapter 1 Intro duction © Nationa l Instrume nts Cor poration 1-5 PCI-1200 Us er Manu al Optional Equipment National Instrum ents off ers a va riety of p roducts t o use with your PC I-1200 board, in.
Chapter 1 Introduction PCI-1200 U ser M anual 1-6 © Nati onal Ins truments Corporat ion The mating connector for the PC I-1200 is a 50-positio n, polarized, ribbon socket conn ector with strain relief. National Ins truments uses a polarized (ke yed) connecto r to pre vent inadvertent u pside-do wn connection to the PCI-1200.
© Nationa l Instrume nts Cor poration 2-1 PCI-1200 Us er Manu al 2 Installation and Configuration This chapter describes how to install and config ure your PCI-1200.
Chapter 2 Installat ion and Conf igurat ion PCI-1200 U ser M anual 2-2 © Nati onal Ins truments Corporat ion Board Configuration The PCI-1 200 is compl etely soft ware configur able. The PCI -1200 is ful ly compliant with the PCI Local Bus Specification , Revision 2.
Chapter 2 Installat ion and Confi guration © Nationa l Instrume nts Cor poration 2-3 PCI-1200 Us er Manu al Analog Ou tput Po larity The PCI-120 0 has two channels of analo g output vol tage at the I/O connector. Yo u can configure each analog output chann el for either unipolar or bipolar output.
Chapter 2 Installat ion and Conf igurat ion PCI-1200 U ser M anual 2-4 © Nati onal Ins truments Corporat ion While read ing the fo llo wing para graphs, yo u may f ind it h elpful t o refer to the An.
Chapter 2 Installat ion and Confi guration © Nationa l Instrume nts Cor poration 2-5 PCI-1200 Us er Manu al Considerat ions for using the NRS E conf iguration ar e discus sed in Chapte r 3, Sig nal Co nne ctio ns .
© Nationa l Instrume nts Cor poration 3-1 PCI-1200 Us er Manu al 3 Signal Connections This chapt er describes how t o make input and output si gnal connection s to the PCI-1 200 board via th e board I/O co nnector and det ails the I/O timi ng specifications.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-2 © Nati onal Ins truments Corporat ion Figu re 3-1 . PCI-1200 I/O Connect or Pin Assig nments Signal Conne ction Descriptio ns The fo llowing t.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-3 PCI-1200 Us er Manu al Table 3- 1. Signa l Desc ripti ons for PCI-12 00 I/O Conn ector Pin s Pin S ign al Name Direction Refer ence D escription 1-8 A CH<7..0> AI A GND Analog Channel 7 through 0 — Anal og input ch annels 0 t hrough 7.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-4 © Nati onal Ins truments Corporat ion The connector pins are grouped into analog input si gnal pins, an alog outpu t signal p ins, digit al I/O s ignal pi ns, timing I/O sig nal pins, and p ow er connections.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-5 PCI-1200 Us er Manu al Analog Inpu t Signal Conn ections Pins 1 t hrough 8 are an alog input signal pins for t he 12-bit ADC.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-6 © Nati onal Ins truments Corporat ion Ho w you con nect analog i nput sign als to th e PCI-1200 dep ends o n ho w you conf igure the PC I-1200 anal og input ci rcuitry and the type of input sign al source.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-7 PCI-1200 Us er Manu al grounded source, you must use a nonreferenced in put connecti on at the PCI-12 00.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-8 © Nati onal Ins truments Corporat ion and groun d-referenced s ignal sources . Table 3-4 summarizes the recommended input config urations f or both ty pes of sig nal sources.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-9 PCI-1200 Us er Manu al Differential Connection Considerations (DIFF Con figuration) Differential connections are those in which each PCI-1200 analog inpu t signal has its own reference sign al or signal return path.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-10 © Nati onal Ins truments Corporat ion Differential Connections for Grounded Signal Sources Figure 3-3 shows ho w to connect a g round-refer enced sign al source to a PCI-12 00 board configu red for DIFF inpu t.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-11 PCI-1200 Us er Manu al Differential Connections for F loating Signal Sources Figure 3-4 shows ho w to connect a f loating signal so urce to a PCI- 1200 board configured for DIFF inp ut.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-12 © Nati onal Ins truments Corporat ion resulting in uncontro llable drift and possible satu ration in the amplifier .
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-13 PCI-1200 Us er Manu al Single-Ended Connections for Floating Si gnal Sources (RSE Configuration) Figure 3-5 shows ho w to connect a f loating signal so urce to a PCI- 1200 board conf igured fo r RSE mode.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-14 © Nati onal Ins truments Corporat ion RSE configur ation, this differen ce in ground potentials appears as an erro r in the measured voltage. Figure 3-6 sho ws how to connect a gr ounded sig nal sourc e to a PCI-12 00 board configured in the NRSE conf iguration.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-15 PCI-1200 Us er Manu al The common -mode input ran ge for the P CI-1200 depends on the size of the dif fer enti al inp ut sig nal (V diff = V + in – V – in ) and the gain setting of the instrum entation am plif ier .
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-16 © Nati onal Ins truments Corporat ion Figu re 3-7 shows how to make analo g ou tput s igna l conn ect ions . Figur e 3-7. Ana log Outp ut Si gnal Co nnec tions Digital I/O Signal Co nnections Pins 13 throu gh 37 of t he I/O conn ector are digit al I/O sig nal pins.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-17 PCI-1200 Us er Manu al Logical Inp uts and Output s • Absolute max voltage rating – 0.5 to +5.5 V with respect to DGND • Digital I/O lines: – Input logic lo w voltage – 0.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-18 © Nati onal Ins truments Corporat ion Figure 3- 8. Digital output applications includ e sending TTL sign als and dri ving e xternal de vices such as the LED s how n in Figure 3-8.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-19 PCI-1200 Us er Manu al timi ng, a nd th e ot her, 82C53 (B) , is a vail able for g ener al u se. U se pi ns 38 through 4 0 and pin 43 to carr y external signals for DAQ timing. These signals ar e explained in the n ext section, DAQ Tim ing Co nnections .
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-20 © Nati onal Ins truments Corporat ion of EXTCONV*. Further transitions on the EXTTRIG line h av e no ef fect until a ne w D A Q sequence is establ ished. Figure 3-10 shows a possible controlled D A Q seq uence using EXTCONV* and EXTTRIG.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-21 PCI-1200 Us er Manu al Figur e 3-11 . Pretrigg er DAQ Timin g For interv al scanning data acquisition, co unter B1 determines the scan interv al. Instead of using coun ter B1, you can ext ernally time th e scan interval through OUTB1.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-22 © Nati onal Ins truments Corporat ion Figu re 3-12. I nter va l-Scanni ng S ignal Timing Y ou use the f inal e xternal control signal, EXTUPD A TE*, to externally control u pdating the o utput v oltage of the 12-bi t D A Cs and/or t o generate an ex ternally timed interrupt.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-23 PCI-1200 Us er Manu al Figu re 3-13. EXTUPDA TE* Signal Tim ing for Updating DAC Outp ut The absolute max voltage input rating for the EXTCONV*, EXTTRIG, OUTB1, and EXTUPD A TE* signals is – 0.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-24 © Nati onal Ins truments Corporat ion Figu re 3-14. Event-Countin g Appl ication w ith Exte rnal Sw itch Gatin g Pulse-widt h measuremen t is perfor med by le ve l gating . The puls e you wan t to measure is applied to the counter GA TE input.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-25 PCI-1200 Us er Manu al generate the g ate signal in this app lication. If you use a s econd counter , howe ver , you mu st externally inv ert the si gnal.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-26 © Nati onal Ins truments Corporat ion • 82C53 digital output specif ications (referenced to DGND): – V oh output l ogic high volt age 3.7 V min — – V ol output logic low v oltag e — 0.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-27 PCI-1200 Us er Manu al Ti ming Specif icatio ns Use the h andshaking l ines STB* and IBF to synchron ize input tr ansfers. Use the h andshaking l ines OBF* and ACK* to synchroni ze output transfers.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-28 © Nati onal Ins truments Corporat ion Mode 1 In put Timing The timing specifications for an input transfer in m ode 1 are as follows: Figu re 3- 17.
Chapter 3 Signal Conne ctions © Nationa l Instrume nts Cor poration 3-29 PCI-1200 Us er Manu al Mode 1 Ou tput Timing The timing specifications for an output trans fer in mode 1 are as follows: Figur e 3-18.
Chapter 3 Signal Connect ions PCI-1200 U ser M anual 3-30 © Nati onal Ins truments Corporat ion Mode 2 Bid irectional Timing The timing specifications for bidirectional transfers in mode 2 are as follows: Figur e 3-19.
© Nationa l Instrume nts Cor poration 4-1 PCI-1200 Us er Manu al 4 Theor y of Operation This chapter explain s the operation of each functional unit o f the PCI-1200. Functional Overview The block diagram in Fi gure 4-1 s hows a fun ctional overvi ew of the PCI-12 00 board.
Chapter 4 Theor y of Op eratio n PCI-1200 U ser M anual 4-2 © Nati onal Ins truments Corporat ion • Digital I/O circuitry • Calibration ci rcuitry The internal data and control b uses interconnect the compon ents. The rest of this chapter explains the theo ry of operation of each of the PCI-1 200 components.
Chapter 4 Theor y of Op eratio n © Nationa l Instrume nts Cor poration 4-3 PCI-1200 Us er Manu al The PCI-1200 gen erates an interrup t in the following fi ve cases (each of these interrupts is indiv idually enabled and cleared): • When a single A/D con v ersion can be read from the A/D FIFO memory .
Chapter 4 Theor y of Op eratio n PCI-1200 U ser M anual 4-4 © Nati onal Ins truments Corporat ion Figu re 4-3. Timing Circuitr y Each 82C53 contains three independent 16-bit counter/tim ers and one 8-bit mode re gister . Each counter has a CLK input pin, a GA TE input p in, and an OUT output pin.
Chapter 4 Theor y of Op eratio n © Nationa l Instrume nts Cor poration 4-5 PCI-1200 Us er Manu al timing, or you can use the three ex ternal timing signals, EXTCONV*, EXTTRIG, and EXTUPD A TE*, for D A Q and D A C timing. The second group o f counter/ timers i s called grou p B and in cludes B0, B1, and B2.
Chapter 4 Theor y of Op eratio n PCI-1200 U ser M anual 4-6 © Nati onal Ins truments Corporat ion Analog Inpu t Circuitr y The analog input circuitry consists of two analog input multiplexers, multiplexer (mux) co unter/gain select circuitry, a software-progr ammable gain amplifier, a 12-bit ADC, and a 16-bit sign -extended FIFO memory.
Chapter 4 Theor y of Op eratio n © Nationa l Instrume nts Cor poration 4-7 PCI-1200 Us er Manu al Stanl ey P . Lips hi tz, Jour nal o f the Aud io En gine eri ng Soc iety , V ol. 35, No. 12, Dec. 1987. The PCI-1200 us es a 12-bit successi ve-appr oximation ADC.
Chapter 4 Theor y of Op eratio n PCI-1200 U ser M anual 4-8 © Nati onal Ins truments Corporat ion counts t he total number of samples t aken dur ing a contro lled operatio n, or throug h software control i n a freerun operat ion.
Chapter 4 Theor y of Op eratio n © Nationa l Instrume nts Cor poration 4-9 PCI-1200 Us er Manu al repeat this process ev ery 65 ms, then you shou ld def ine the operation as follows: • Start channe.
Chapter 4 Theor y of Op eratio n PCI-1200 U ser M anual 4-10 © Nati onal Ins truments Corporat ion DAQ Rates Maximum DAQ rates (number of samples per second) are determined by the conversion period of the ADC plus the sample- and-hold acquisition time.
Chapter 4 Theor y of Op eratio n © Nationa l Instrume nts Cor poration 4-11 PCI-1200 Us er Manu al The recommended D A Q rates in T able 4-2 assume that voltage lev els on all the channels included in the scan sequence are within range for the giv en gain and ar e dri ven b y lo w-impedance sources.
Chapter 4 Theor y of Op eratio n PCI-1200 U ser M anual 4-12 © Nati onal Ins truments Corporat ion vo ltage increment correspon ding to an LSB cha nge in the digital code word. For both outp uts: DAC T iming There are two mod es in which you can update the DAC voltages.
Chapter 4 Theor y of Op eratio n © Nationa l Instrume nts Cor poration 4-13 PCI-1200 Us er Manu al All three ports o n the 82C55A are TTL-compatible. When enabled, the digit al outp ut po rts a re ca pabl e of sinki ng 2. 5 mA of cu rre nt an d sou rci ng 2.
© Nationa l Instrume nts Cor poration 5-1 PCI-1200 Us er Manu al 5 Calibration This chapter discusses the calibration procedures for the PCI-1200 analog I/O circui try. However, the PCI-1200 i s factory cali brated, and N ational Instruments can recalibrate your unit if needed.
Chapter 5 Calibration PCI-1200 U ser M anual 5-2 © Nati onal Ins truments Corporat ion If you us e the PC I-1200 wit h NI-D A Q, LabVIEW , LabW indo ws/CVI, or other appl ication software, the f acto.
Chapter 5 Calibration © Nationa l Instrume nts Cor poration 5-3 PCI-1200 Us er Manu al Using the Calibration Function The Calibrate_1200 function and the 1200 Calib rate VI can either load the calibr.
© Nationa l Instrume nts Cor poration A-1 PCI-1200 Us er Manu al A Specifications This appendix lists the PCI-12 00 specif ications. These specif ications are typical at 25 ° C unless other wise stated. Analog Inpu t Input Characte ristics Number of channels .
Appendix A Spec ification s PCI-1200 U ser M anual A-2 © Nati onal Ins truments Corporat ion Max working v oltage ................... ...........In DIFF or NRSE (signal + comm on mode) ............. ...........mode, the nega tive input/AISENSE s hould rem ain within ±5 V of AGND (bipolar), or – 5 to 2 V (u nipo lar ).
Appendix A Specific ations © Nationa l Instrume nts Cor poration A -3 PCI -1200 Use r Manual Powered off ........... ............ .............. 4.7 k Ω mi n Overload................ ................. ......... 4.7 k Ω min Input bias current ....
Appendix A Spec ification s PCI-1200 U ser M anual A-4 © Nati onal Ins truments Corporat ion Offset temperature coeff icient Pregain ...................... ............ ...........±15 µV/ ° C Postgain ............... ................. ...........±100 µV/ ° C Gain temperature coeff icient .
Appendix A Specific ations © Nationa l Instrume nts Cor poration A -5 PCI -1200 Use r Manual Syst em n oise is the amount of noise seen b y the ADC when there is no signal present at the in put of the board.
Appendix A Spec ification s PCI-1200 U ser M anual A-6 © Nati onal Ins truments Corporat ion gain amplifier . After the input multiplexers are switched, the amplifier must be allo wed to settl e to the ne w input signal v alue to within 12-bit accuracy .
Appendix A Specific ations © Nationa l Instrume nts Cor poration A -7 PCI -1200 Use r Manual Power-on state ... ................. ................. ... 0 V Dynamic Characte ristics Settling time to full- scale range (FSR) .. 5 µs Stabili ty Offset temperature coefficient .
Appendix A Spec ification s PCI-1200 U ser M anual A-8 © Nati onal Ins truments Corporat ion Power-on state ...... ........... ................. ......All ports mode 0 input Protection .............. ........... ................. ...... – 0.5 to 5.
Appendix A Specific ations © Nationa l Instrume nts Cor poration A -9 PCI -1200 Use r Manual Protection ................ ................. .............. – 0 .5 to 5.5 V powered o n, ±0.5 V powered off Data transfer ................. .............
© Nationa l Instrume nts Cor poration B -1 PCI -1200 Use r Manual B Customer Communication Fo r your con veni ence, this appendix cont ains forms t o help you g ather the i nformation nec essary to help us solv e your technical p roblems and a form you can us e to comment on the pro duct documentation.
PCI-1200 U ser M anual B-2 © Nati onal Ins truments Corporat ion Fax-on-Demand Support Fax -on-Demand is a 24-hou r information retrie v al system containin g a library of documen ts on a wide range of techn ical information. Y ou can access Fax- on-Demand f rom a touch-ton e telephone at 512 418 1111.
T echnical Support Form Photocopy this form and update it each time y ou make chan ges to your sof tware or hardw are, and use the completed cop y of this form as a reference f or your current co nfigu ration.
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PCI-1200 Hardware and Software Configuration Form Record the settings and re visions of y our hardw are and softw are on the line to the right of each item. Complete a ne w copy of this form each time you re vise your softw are or hardwa re conf iguration, and use this form as a reference for yo ur current conf iguration.
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Documentation Comment Form Nation al Instrumen ts encourages you to commen t on the do cumentation s upplied wi th our prod ucts. This in formation h elps us pro vide quality pro ducts to m eet your needs.
© Nationa l Instrume nts Cor poration G-1 PCI-1200 Us er Manu al Glossar y Pref ix M eanings V alue p- pico 1 0 – 12 n- nan o- 10 – 9 µ- micro- 10 – 6 m- milli- 10 – 3 k- kilo- 10 3 M- meg a.
Gloss ar y PCI-1200 U ser M anual G-2 © Nation al Ins truments Corporat ion A A amperes A C alternating current A CH <0..7> analog ch annel 0 thro ugh 7 sign als A CK* ackno w ledge input s ign.
Glos sary © Nationa l Instrume nts Cor poration G-3 PCI-1200 Us er Manu al D D/A digital-to-analog D AC di gital-to-analog con verter — an electronic de vice, often an integ rated circuit, that con.
Gloss ar y PCI-1200 U ser M anual G-4 © Nation al Ins truments Corporat ion EXTCONV* external con vert signal EXTTRIG e xternal trigger signal EXTUPD A TE* external upd ate signal F F farad FIFO first in first out memory buf fer FSR full-scale range ft feet G GA TB <0.
Glos sary © Nationa l Instrume nts Cor poration G-5 PCI-1200 Us er Manu al L LED light-emitt ing diode LSB least significant bit M m meters max maximum MB m egabytes of memo ry min.
Gloss ar y PCI-1200 U ser M anual G-6 © Nation al Ins truments Corporat ion P P A, PB, PC <0..7 > port A, B , or C 0 through 7 signals PCI Peripheral Comp onent Interconnect — a high-performance expansion b us architecture originally de veloped b y Intel to replace ISA and EISA.
Glos sary © Nationa l Instrume nts Cor poration G-7 PCI-1200 Us er Manu al S samples scan one or mor e analog or digital input samples. T ypically , the number of input samples in a scan is eq ual to the num ber of channels in the inp ut group.
Gloss ar y PCI-1200 U ser M anual G-8 © Nation al Ins truments Corporat ion V Vv o l t s V in positiv e/negati ve input voltage V cm common-mod e noise VDC vo lts direct current V diff dif fere nti a.
© Nationa l Instrume nts Cor poration I-1 PCI-1200 Us er Manu al Index A A CH<7..0> signal definiti on (tab le), 3-3 input ranges (table) bipolar analog in put, 3-5 unipolar analog inpu t, 3-5 .
Index PCI-1200 U ser M anual I -2 © National Ins truments C orporat ion analog in put signal c onnections bipo lar si gnal ran ge vs. gain (table), 3-5 common-mo de signal r ejection, 3-14 t o 3-15 d.
Index © Nationa l Instrume nts Cor poration I-3 PCI-1200 Us er Manu al input polarity , 2-3 anal og ou tput po lari ty , 2-3 controll ed acquisition mode, 4-8 Counter 0 on 82C53(A ) counter/timer , 3.
Index PCI-1200 U ser M anual I -4 © National Ins truments C orporat ion anal og ou tp ut, A- 7 documentation con ventions used in manual, x Natio nal Inst rum ents do cumen tati on set, xi organiza t.
Index © Nationa l Instrume nts Cor poration I-5 PCI-1200 Us er Manu al recommen ded input conf iguration s (table), 3 -8 single- ended connections (NRSE conf igurati on), 3-13 t o 3-14 I IBF sig nal (table) , 3-27 INL (integral nonlinearity), A-4 input configurations.
Index PCI-1200 U ser M anual I -6 © National Ins truments C orporat ion PCI-12 00 block diag ra m, 4- 1 conf iguration. See conf iguration. custom cabling, 1- 5 to 1-6 features, 1- 1 installation, 2-.
Index © Nationa l Instrume nts Cor poration I-7 PCI-1200 Us er Manu al pins , 3- 18 to 3-19 timing specif ications, 3- 27 to 3- 30 digit al I /O sig nal co nnec tion s, 3-16 t o 3-18 logical i nputs .
Index PCI-1200 U ser M anual I -8 © National Ins truments C orporat ion general-p urpose timi ng signal connections e ven t-counting, 3-2 3 with external switch gating (f igure), 3- 24 frequenc y mea.
An important point after buying a device National Instruments PCI-1200 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought National Instruments PCI-1200 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data National Instruments PCI-1200 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, National Instruments PCI-1200 you will learn all the available features of the product, as well as information on its operation. The information that you get National Instruments PCI-1200 will certainly help you make a decision on the purchase.
If you already are a holder of National Instruments PCI-1200, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime National Instruments PCI-1200.
However, one of the most important roles played by the user manual is to help in solving problems with National Instruments PCI-1200. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device National Instruments PCI-1200 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
