Measurement Specialties PCI-2513 manual

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PCI-2513 User's Guide Document Revision 3, June , 2007 © Copyright 2007, Measurement Com puting Corporati on[...]

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5 Table of Contents Preface About this U ser's Gu ide .......................................................................................................................7 What you will learn from this user's guide ..................................................................................... .................... 7 Conventions u[...]

PCI-2513 User's Guide 6 What are d etection setpoin ts? .................................................................................................. ........................................24 Setpoint configur ation overvi ew ................................................................................................ ................[...]

7 Preface About this User's Guide What you will learn from this user's guide This user's guide explain s how to instal l, confi gure, and use t he PCI-2513 so t hat you get the most out of its analog input, digital I/O, and counter/timer I/O features. This user's guide also re fers you to related docum ents avail able on our we [...]

8 Chapter 1 Introducing the PCI-2513 Overview: PCI-2513 features The PCI-2513 is support ed under popul ar Microsoft ® Windows ® operating systems. The PCI-2513 provides either eight diff erential or 16 single-ended analog inputs with 16-bit resolution. It offers seven software -selectable analog input range s of ±10 V, ±5 V, ±2 V, ±1 V, ±0.[...]

9 Chapter 2 Installing the PCI-2513 What comes with your PCI-2513 shipment? As you unpack your PCI-251 3, verify that the followi ng compone nts are i ncluded. Hardware  PCI-2513 Optional components Cables and signal conditioning accessories that are comp atible with the PCI-2513 are not include d with PCI- 2513 orders , and must be ordered sepa[...]

PCI-2513 User's Guide Installing the PCI-2513 10 Additional documentation In addition to this hard ware user's guide, you shoul d also receive the Quick Start Guide (available in PDF at www.mccdaq.c om/PDFma nuals/DAQ -Software -Quick-Start.pdf ). This booklet supplies a brief description of the software you received wi th your PCI-2513 a[...]

PCI-2513 User's Guide Installing the PCI-2513 11 3. To test your installation and conf igure your board, run the Insta Cal utility installed in th e previous section. Refer to the Quick St art Gui de that came with your board for information on how to initially set up and load Insta Cal. If your boar d has been powered-of f for mor e than 10 m[...]

PCI-2513 User's Guide Installing the PCI-2513 12 Pinout – main I/O connector 16-channel single- ended pin out (8-channel differential signals in parentheses) Signal name Pin Pin Signal name ACH0 (ACH0 HI) 68 • • 34 ACH8 (ACH0 LO) AGND 67 • • 33 ACH1 (ACH1 HI) ACH9 (ACH1 LO) 66 • • 32 AGND ACH2 (ACH2 HI) 65 • • 31 ACH10 (ACH2 [...]

PCI-2513 User's Guide Installing the PCI-2513 13 68 34 13 5 34 1 68 35 Figure 2. CA-68-3S and CA-68-6S cable Field wiring and signal termination You can use the following MCC screw term inal boards to t erminate field signals and route them into the PCI- 2513 boar d using the C A-68-3R, C A-68-3S, o r CA-68-6S cable:  TB-100 : Termination b[...]

14 Chapter 3 Functional Details This chapter contains detailed information on all of the fe atures available from the board, i ncluding:  a block diag ram of b oard funct ions  informati on on how to use , when to use , and when n ot to use the si gnals generat ed by the board  diagrams of signals usi ng defaul t or convent ional boar d se[...]

PCI-2513 User's Guide Functional Details 15 Bus mastering DMA The PCI-2513 supports bus mastering DMA. With multiple DMA channels, analog, digital, and co unter input data, as well as digital out put data, ca n flow bet ween the PC and the PCI- 2513 without consum ing valuable CPU time. The driver supplied with the PCI-2513 automati cally uses[...]

PCI-2513 User's Guide Functional Details 16 Digital I/O Twenty-four TTL-level digital I/O lines are in cluded in each PCI-2513. You can program digital I/O in 8-bit groups as either inputs or outputs and scan the m in several modes (see " Digital input scanning " below). You can access input ports asynchronously from the PC at any ti[...]

PCI-2513 User's Guide Functional Details 17 3. Bring the analog input signal to ward the desired threshold. When the input sig nal is at the threshold (± some tolerance) the sweep will be triggered. 4. Before re-arming the trigger, again move the analog input signal to a level that is more than 2.5% of the full-scale range away fro m the desi[...]

PCI-2513 User's Guide Functional Details 18 Pre-triggering and post-triggering modes The PCI-2513 suppo rts four modes o f pre-triggering and post-triggering , providing a wide-variety of options to accommodate any measurem ent re quirement. When using pre-trigger, you must use software-b ased triggering to initiate an acquisition. No pre-trig[...]

PCI-2513 User's Guide Functional Details 19 Mapped channels A mapped channel is one of four coun ter input signals that can get multiplexed into a coun ter module. The mapped channel can particip ate with the counter's in put si gnal by gating the counter, latch ing the counter, and so on. The four possible choices for th e mapped channel[...]

PCI-2513 User's Guide Functional Details 20 Gating "on" mode Sets the gatin g option t o "on" fo r the mapped channel, enabl ing the m apped chan nel to gat e the counter. Any counte r can be gat ed by t he mapped cha nnel. When t he ma pped channel is high , the counter is enabled. When the m apped channel i s low , the co[...]

PCI-2513 User's Guide Functional Details 21 Figure 7. Debounce module – trigger after stable mode The followin g time peri ods (T1 throu gh T5) pert ain to Figure 7 . In tri gger after st able m ode, the input signal to the debounce module is re quired to have a period of stability after an incoming edge, i n order for that edge to be accept[...]

PCI-2513 User's Guide Functional Details 22 Debounce mode comparisons Figure 9 shows how the two modes interpret the same input sig nal, which exhibits glitches. Notice that the trigger before stable mode recognizes more glitches than the trigger after stable mode. Use the by pass option to achieve maximum glitch recognition. Figure 9. Example[...]

PCI-2513 User's Guide Functional Details 23 Figure 11. Optimal debounce time for trigger after stable mode Timer outputs Two 16-bit timer outputs are built into ev ery 3000 series board. Each timer is capable of generating a different square wave with a program mable frequ ency in the ra nge of 16 Hz to 1 MHz. Figure 12. Typical PCI-2513 timer[...]

PCI-2513 User's Guide Functional Details 24 Using detection setpoints for output control What are detection setpoints? With the PCI- 2513's setpoi nt configurati on feature, y ou can confi gure up to 16 detect ion setpoi nts associated with channels in a scan group. Each setpoint can update the following, allowing for real-time control ba[...]

PCI-2513 User's Guide Functional Details 25 Action - driven by condition Compare X to: Setpoint definiti on (choose one) Upda te conditions: Limit A or Li mit B  Equal to A (X = A)  Below A (X < A)  Above B (X > B) True only:  If True , then output value 1  If False , then perform no action True and False :  If True , t[...]

PCI-2513 User's Guide Functional Details 26 Setpoint configuration You program all setpoints as part of the pre-acquisition setup, similar to setting up an external trigger. Since each setpoint acts on 16-bit data, each ha s two 16-bit c ompare values: a high limit ( limit A ) and a low limit ( limit B ). These limits define the setpoint windo[...]

PCI-2513 User's Guide Functional Details 27 Using the setpoint status register You can use the setpoint stat us register to check the current state of the 16 pos sible setpoints. In the register, Setpoint 0 is the least-significant bit an d Setpoint 15 is the m ost-significant bi t. Each setpoi nt is assign ed a value of 0 or 1.  A value of[...]

PCI-2513 User's Guide Functional Details 28 You can program control outputs program med on each setpoint, and use th e de tection for channel 4 to update the FIRSTPORTC digital output port with one value (70 h in the example) when the analog input voltage is within the sha ded region and a differ ent value when the analog input voltage is outs[...]

PCI-2513 User's Guide Functional Details 29 Figure 16. Channel 3 in hysteresis mode Detecting setpoints on a totalizing counter In the following figure, Channel 1 is a coun ter in totalize mode. Two setpoints define a point of ch ange for Detect 1 as the counter count s upward. T he detect out put is hig h when insi de the wi ndow (greater tha[...]

PCI-2513 User's Guide Functional Details 30 inside the window . There is one update value that g ets applied when the inp ut values are less than the w indow and a different update value that ge ts applied when the input valu es are greater than the window. Update on True and False uses tw o update values . The update val ues can drive FIRSTPO[...]

PCI-2513 User's Guide Functional Details 31 There are three possible sol utions for o vercoming t his problem :  Shorten the scan period to give m ore timing resol ution on the c ounter values or analog va lues.  Widen the setpoint window by increasing limit A and/or lowering limit B. A combinat ion of bot h solutions (1 and 2) c ould be[...]

32 Chapter 4 Calibrating the PCI-2513 Every range of a PCI-2513 device is calibrated at the f actory using a digital NIS T traceable calibration method. This method works by st oring a correcti on factor for eac h range on the unit at the time of calibration. Fo r analog inputs, the user can adjust the calibration of the board while it is installed[...]

33 Chapter 5 Specifications Typical for 25 °C unless other wise specified. Specifications in italic text are guarantee d by design. Analog input Table 1. Analog input specifications A/D converter type Su ccessive approximation Resolution 16 bits Number of channels 16 single-ended/8 differential, soft ware-s electable Input ranges (SW programmable)[...]

PCI-2513 User's Guide Specifications 34 Digital input / output Table 3. Digital input/output specific ations Number of I/O 24 Ports Three banks of 8. Each port is programmable as in put or output Input scanning mode Asynchronous, under program control at any time relative to input scanning Configuration 10 k Ω pull-up to +5 V, 20 pf to analo[...]

PCI-2513 User's Guide Specifications 35 Input sequencer Analog, digi tal, and co unter inp uts can be scanne d based o n either an int ernal pro grammable ti mer or an external clock source. Table 5. Input sequenc er specificatio ns Scan clock sources: tw o (Note 3) Internal:  Analog channels from 1 µs to 1 sec in 20.83 ns steps.  Digit[...]

PCI-2513 User's Guide Specifications 36 Frequency/pulse generators Table 7. Frequency/pu lse generator specifications Channels 2 x 16-bit Output waveform Square wave Output rate 1 MHz base rate di vided by 1 to 65535 (programmable) High-level output voltage 2. 0 V minimum @ -1.0 mA, 2.9 V minimum @ -400 µA Low-level output voltage 0.4 V maxim[...]

PCI-2513 User's Guide Specifications 37 Table 13. 16-channel si ngle-ended pin out Pin Function Pin Function 68 ACH0 34 ACH8 67 AGND 33 ACH1 66 ACH9 32 AGND 65 ACH2 31 ACH10 64 AGND 30 ACH3 63 ACH11 29 AGND 62 SGND (low level sense – not for general use) 28 ACH4 61 ACH12 27 AGND 60 ACH5 26 ACH13 59 AGND 25 ACH6 58 ACH14 24 AGND 57 ACH7 23 AC[...]

PCI-2513 User's Guide Specifications 38 Table 14. 8-channel differ ential pin out Pin Function Pin Function 68 ACH0 HI 34 ACH0 LO 67 AGND 33 ACH1 HI 66 ACH1 LO 32 AGND 65 ACH2 HI 31 ACH2 LO 64 AGND 30 ACH3 HI 63 ACH3 LO 29 AGND 62 SGND (low level sense – not for general use) 28 ACH4 HI 61 ACH4 LO 27 AGND 60 ACH5 HI 26 ACH5 LO 59 AGND 25 ACH6[...]

Declaration of Conformity Manufacturer: IOTe ch, Incorpor ated Address: 25971 Cannon Road Cleveland, OH 44146 USA Category: Inform ation technol ogy equi pment. IOTech, Incorporated d eclares under sole responsibility that the produ ct PCI-2513 to which this declaration relates is in conformity with th e rel evant provi sions of t he followin g sta[...]

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