Measurement Computing PCI-QUAD04 User Manual

Four-channel quadrature encoder input board two 24-bits ls726 interface chips

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HM PCI-QUAD04.doc

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Summary of Contents for Measurement Computing PCI-QUAD04

  • Page 1 HM PCI-QUAD04.doc...
  • Page 2 PCI-QUAD04 Four-Channel Quadrature Encoder Input Board User's Guide Document Revision 5, June, 2006 © Copyright 2006, Measurement Computing Corporation...
  • Page 3 Measurement Computing. Thank you for choosing a Measurement Computing product—and congratulations! You own the finest, and you can now enjoy the protection of the most comprehensive warranties and unmatched phone tech support. It’s the embodiment of our two missions: To offer the highest-quality, computer-based data acquisition, control, and GPIB hardware and software available—at...
  • Page 4 Information furnished by Measurement Computing Corporation is believed to be accurate and reliable. However, no responsibility is assumed by Measurement Computing Corporation neither for its use; nor for any infringements of patents or other rights of third parties, which may result from its use. No license is granted by implication or otherwise under any patent or copyrights of Measurement Computing Corporation.
  • Page 5: Table Of Contents

    Overview: PCI-QUAD04 features........................1-1 PCI-QUAD04 block diagram ......................... 1-2 Software features ............................1-2 Chapter 2 Installing the PCI-QUAD04 ....................... 2-1 What comes with your PCI-QUAD04 shipment?................... 2-1 Hardware ..................................2-1 Additional documentation.............................. 2-1 Unpacking the PCI-QUAD04......................... 2-2 Installing the software ............................ 2-2 Configuring the PCI-QUAD04........................
  • Page 6: About This User's Guide

    What you will learn from this user's guide This user's guide explains how to install, configure and use the PCI-QUAD04 quadrature encoder board. This user's guide also refers you to related documents available on our web site and to technical support resources.
  • Page 7: Introducing The Pci-Quad04

    The PCI-QUAD04 is the link between up to four incremental quadrature encoders and the computer. The PCI-QUAD04 is a plug-in board for PC/XT/AT computers; it uses one PCI slot and a 37 pin D-type connector for up to four channels. Each incremental quadrature encoder connects to an input channel on the board through a DB37 female connector on the board’s rear panel.
  • Page 8: Pci-Quad04 Block Diagram

    Figure 1-1. PCI-QUAD04 functional block diagram Software features For information on the features of InstaCal and the other software included with your PCI-QUAD04, refer to the Quick Start Guide that shipped with your device. The Quick Start Guide is also available in PDF at www.mccdaq.com/PDFmanuals/DAQ-Software-Quick-Start.pdf.
  • Page 9: Installing The Pci-Quad04

    In addition to this hardware user's guide, you should also receive the Quick Start Guide (available in PDF at www.mccdaq.com/PDFmanuals/DAQ-Software-Quick-Start.pdf). This booklet supplies a brief description of the software you received with your PCI-QUAD04 and information regarding installation of that software. Please read this booklet completely before installing any software or hardware.
  • Page 10: Unpacking The Pci-Quad04

    As with any electronic device, you should take care while handling to avoid damage from static electricity. Before removing the PCI-QUAD04 from its packaging, ground yourself using a wrist strap or by simply touching the computer chassis or other grounded object to eliminate any stored static charge.
  • Page 11: Termination Resistors

    PCI-QUAD04 User's Guide Installing the PCI-QUAD04 Termination resistors Although termination resistors typically are not required, SMT pads on the PCI-QUAD04 are open and labeled to allow you to install terminating resistors from the various inputs to ground. Table 2-2. Termination resistor settings...
  • Page 12: Pin Out - Main I/O Connector

    PCI-QUAD04 User's Guide Installing the PCI-QUAD04 Pin out – main I/O connector Pin assignments of the 37-pin connector are shown in Figure 2-2 Important Be sure to correctly phase the encoder according to the manufacturer’s instructions. PHASE1A – +5VDC PHASE1B –...
  • Page 13: Board Connector-To-C37F-4X9F-1M Cable Pin Out

    PCI-QUAD04 User's Guide Installing the PCI-QUAD04 Board connector-to-C37F-4X9F-1M cable pin out Connections from the board connector to the C37F-4X9F-1M cable are shown in Fi gure 2-3 Figure 2-3. Board connector-to-cable C37F-4X9F-1M pin out...
  • Page 14: Programming And Developing Applications

    You should use the Universal Library or one of the packaged application programs mentioned above to control your board. Only experienced programmers should try register-level programming. If you need to program at the register level in your application, refer to the Register Map for the PCI-QUAD04. This document is available on our web site at www.mccdaq.com/registermaps/RegMapPCI-QUAD04.pdf.
  • Page 15: Specifications

    Chapter 4 Specifications Typical for 25 °C unless otherwise specified. Specifications in italic text are guaranteed by design. Power consumption Table 1. Power consumption specifications Not supplying power to external encoders: +5 V 325 mA typical, 460 mA max. Typical supplying 1 Dynamics Research Incremental Optical Rotary Encoder part number M21AAFOBB2E-2500: +5 V 1058 mA typical, 1479 mA max.
  • Page 16: Counter

    PCI-QUAD04 User's Guide Specifications Counter Table 3. Counter specifications Counter type LS7266R1 24-bit Dual-axis Quadrature Counter Quadrature mode: Clock frequency 1.2 MHz max. Separation 100 ns min. Clock pulse width 400 ns min. Index pulse width 300ns min. Count mode:...
  • Page 17: Declaration Of Conformity

    Norton, MA 02766 Category: Electrical equipment for measurement, control and laboratory use. Measurement Computing Corporation declares under sole responsibility that the product PCI-QUAD04 to which this declaration relates is in conformity with the relevant provisions of the following standards or other...
  • Page 18 Measurement Computing Corporation 10 Commerce Way Suite 1008 Norton, Massachusetts 02766 (508) 946-5100 Fax: (508) 946-9500 E-mail: info@mccdaq.com www.mccdaq.com...

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