Measurement Computing PCI-DIO96 User Manual

Measurement Computing PCI-DIO96 User Manual

96-bit digital i/o board

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Summary of Contents for Measurement Computing PCI-DIO96

  • Page 2 PCI-DIO96 Digital I/O Board User's Guide Document Revision 5, January, 2007 © Copyright 2007, 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 mission: To provide PC-based data acquisition hardware and software that will save time and save money.
  • 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

    Introducing the PCI-DIO96 board ......................7 Overview: PCI-DIO96 features ..........................7 Software features ..............................7 Chapter 2 Installing the PCI-DIO96 ........................8 What comes with your PCI-DIO96 shipment?....................8 Hardware ..................................8 Additional documentation..............................8 Optional components ................................ 8 Unpacking the PCI-DIO96 ..........................9 Installing the software ............................9 Installing the PCI-DIO96 ...........................9...
  • Page 6: About This User's Guide

    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-DIO96 so that you get the most out of its digital I/O features. 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-Dio96 Board

    This manual provides installation and programming information for the PCI-DIO96 digital I/O board. The PCI-DIO96 is a 96-bit line digital I/O board. The board provides the 96 bits in 24-bit groups based on the 82C55 specification. Each 24-bit group is divided into three eight-bit ports.
  • Page 8: Installing The Pci-Dio96

    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-DIO96 and information regarding installation of that software. Please read this booklet completely before installing any software or hardware.
  • Page 9: Unpacking The Pci-Dio96

    As with any electronic device, you should take care while handling to avoid damage from static electricity. Before removing the PCI-DIO96 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 10: Connecting The Board For I/O Operations

    CIO-ERB48 SSR-RACK24 SSR-RACK48 The PCI-DIO96 board has a 100-pin, high-density Robinson-Nugent male connector. Connector pinouts are listed on page 11. You can use the optional C100FF-x cable to split the 100 I/O lines into two, 50-pin cables. Board connector pins 1 to 50 are mapped directly to pins 1 to 50 on the C100FF-x cable's first 50-pin connector. Board connector pins 51 to 100 are mapped directly to pins 1 to 50 on the C100FF-x cable's second 50-pin connector (pin 51 is mapped to pin 1, and pin 100 is mapped to pin 50.) A sample C100FF-x cable configuration is shown...
  • Page 11: Pin Out - Main I/O Connector

    PCI-DIO96 User's Guide Installing the PCI-DIO96 Pin out – main I/O connector Main connector pin out Signal name Signal name • • • • • • THIRDPORTC Bit 0 FIRSTPORTC Bit 0 THIRDPORTC Bit 1 • • FIRSTPORTC Bit 1 •...
  • Page 12 PCI-DIO96 User's Guide Installing the PCI-DIO96 Cable is labeled “Pins 1-50”. The red stripe identifies pin # 1 Cable is labeled “Pins 51-100”. The red stripe identifies pin # 51 Figure 1. C100FF-x cable PCI-DIO96 C100FF-x 100-pin I/O connector Analog I/O...
  • Page 13: Field Wiring And Signal Termination Accessories

    Installing the PCI-DIO96 Field wiring and signal termination accessories You can use the following screw terminal boards to terminate field signals and route them into the PCI-DIO96 using the C100FF-x cable. SCB-50 – 50 conductor, shielded signal connection/screw terminal box provides two independent 50-pin connections.
  • 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-DIO96. This document is available at www.mccdaq.com/registermaps/RegMapPCI-DIO96.pdf.
  • Page 15: Functional Details

    Chapter 4 Functional Details PCI-DIO96 block diagram PCI-DIO96 functions are illustrated in the block diagram shown here. DIO Group 3 FOURTHPORTA(7:0) FOURTHPORTA FOURTHPORTB(7:0) FOURTHPORTB FOURTHPORTCH(3:0) FOURTHPORTCH FOURTHPORTCH FOURTHPORTCL(3:0) FOURTHPORTCL 82C55 DIO Group 2 THIRDPORTA(7:0) THIRDPORTA THIRDPORTB(7:0) THIRDPORTB THIRDPORTCH(3:0) THIRDPORT H...
  • Page 16: Signal Level Control

    Functional Details Signal level control All the digital inputs on the PCI-DIO96 are 8255 CMOS TTL. The PCI-DIO96 output signals are 8255 CMOS. Note The 82C55 digital I/O chip initializes all ports as inputs on power- up and reset. A TTL input is a high impedance input.
  • Page 17 Functional Details To safeguard against unwanted signal levels, the devices being controlled by PCI-DIO96 series boards should be tied low or high as required by a 2.2K Ω resistor. In a 2.2K eight-resistor SIP pack, one side of all of the resistors is connected to a single common point and brought out to a pin.
  • Page 18: Cio-Erb24 And Ssr-Rack24 Daisy Chain Configuration

    Figure 7. PCI-DIO96 to C100FF-x to relay rack daisy chain cabling The PCI-DIO96 board's 24 digital I/O bits on pins 1-24 (base address +0 through +3) control the first relay board on the chain. The 24 DIO bits on pins 25-50 control the second relay/SSR board on the daisy chain and...
  • Page 19: Specifications

    Chapter 5 Specifications Typical for 25 °C unless otherwise specified. Specifications in italic text are guaranteed by design. Power consumption Table 1. Power consumption specifications +5V quiescent 150 mA max Digital input/output Table 2. Digital input/output specifications Digital type Four 82C55 Number of I/O 2 banks of 8 and 2 banks of 4 or Configuration per 82C55...
  • Page 20: Interrupts

    PCI-DIO96 User's Guide Specifications Interrupts The interrupt control registers allow the four 82C55 devices and the 8254 counter timer to be used as interrupt sources. Table 4. Interrupt specifications Interrupt INTA# - mapped to IRQn via PCI BIOS at boot-time...
  • Page 21: Main Connector And Pin Out

    PCI-DIO96 User's Guide Specifications Main connector and pin out Table 8. Board connectors, cables, and accessory equipment Connector type 100 pin high-density Robinson-Nugent. Pinout identical to PCI-DIO96H. Compatibility Compatible with CIO-DIO96H using C100FF-x. Compatible cables C100FF-x Compatible accessory products SCB50...
  • Page 22 PCI-DIO96 User's Guide Specifications Table 9. Main connector pin out Signal name Signal name • • • • THIRDPORTC Bit 0 • • FIRSTPORTC Bit 0 THIRDPORTC Bit 1 • • FIRSTPORTC Bit 1 THIRDPORTC Bit 2 • • FIRSTPORTC Bit 2 THIRDPORTC Bit 3 •...
  • Page 23 Norton, MA 02766 Category: Electrical equipment for measurement, control and laboratory use. Measurement Computing Corporation declares under sole responsibility that the product PCI-DIO96 to which this declaration relates is in conformity with the relevant provisions of the following standards or...
  • Page 24 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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