Adlink PCI-7256 Manual do Utilizador

NuDAQ® PCI-7256 Latching Relay Actuator & Isolated D/I Cards User’s Guide Recycled Paper

2 • Introduction 1.1 Features The PCI-7256 Latching Relay Actuator and D/I Card provides the following advanced features: • 32-bit PCI-Bus, Plug an

Introduction • 3 1.3 Specifications ♦ Digital input Input channels 16 Photo-coupler PC-3H4 Input current 10 mA rated 50 mA max. for isolated input

4 • Introduction Humidity 5 to 95% non-condensing ♦ Power Consumption PCI-7256 +5V @ 340 mA (No relays energized) 980mA maximum when all relays are a

Introduction • 5 1.4 Software Support ADLINK provides versatile software drivers and packages for users’ different approach to built-up a system. We

6 • Introduction 1.4.3 PCIS-VEE: VEE Driver The PCIS-VEE includes the user objects, which are used to interface with VEE software package. PCIS-VE

Introduction • 7 drivers for ISaGRAF under Windows NT environment. The PCIS-ISG is included in the ADLINK CD. It needs license. Please contact ADLIN

8 • Installation 2 Installation This chapter describes how to install the PCI-7256. The contents in the package and unpacking information that you sh

Installation • 9 2.2 Unpacking Your PCI-7256 card contains sensitive electronic components that can be easily damaged by static electricity. The card

10 • Installation 2.3 PCB Layout The location of connector, switch and jumpers are shown in the figure2.1. They are described in the following sectio

Installation • 11 2.4 Jumper Setting The PCI-7256 is a ‘plug and play’ add-on card for PCI bus. It is not necessary for user to setup its base addre

12 • Installation 2.4 External LED connection Figure 2.3 External LED connectors for relay status indication The PCI-7256 card has 16 LEDs on boa

Installation • 13 2.5 Board ID When users plug two or more data acquisition cards in one system, it takes a lot of efforts to identify one specific ca

14 • Installation 2.6 Connector Pin Assignments The PCI-7256 card is equipped with a 68-pin SCSI connector (CN1). The pin assignment of the SCSI con

Installation • 15 2.7 Termination Board Connection The PCI-7256 is equipped with a SCSI 68-pin connector. The available termination board is DIN-68S/

16 • Register Format 3 Register Format The detailed descriptions of the register format are specified in this chapter. This information is quite use

Register Format • 17 3.2 Relay Output Control Register There are 16 latching relays on each PCI-7256 board. Each latching relay is controlled by two

18 • Register Format 3.3 Relay Output Read Back Register The status of the latching relay can be readback from the readback register. If the relay

Register Format • 19 3.5 COS Setup Register The PCI-7256 provides a Change-of-State(COS) interrupt function on any one of digital input channel. This

20 • Register Format 3.7 Interrupt Control Register There are two different interrupt modes in PCI-7256. In the first mode, users enable the COS int

Register Format • 21 CH1 Int_EN (bit 10): Write/Read DI channel 1 interrupt enable control 1 : enable 0 : disable The following table shows all poss

©Copyright 2001 ADLINK Technology Inc. All Rights Reserved. Manual Rev : 1.00 December 11, 2001 Part NO : 50-11127-100 The information in this docu

22 • Register Format 3.8 Interrupt Status Register When interrupt occurs, this register provides information for users to recognize the interrupt st

Register Format • 23 In PCI-7256 software funciton library, we provide simple and easy-to-use functions to handle the procedure of interrupt. Using th

24 • Operation Theorem 4 Operation Theorem 4.1 Latching Relay Output One of the innovative features on PCI-7256 is the 16-channel latching relay out

Operation Theorem • 25 RESET condition control bits as (0,1). For more details about the latching relay control register, refer to section 3.3. PCI-7

26 • Operation Theorem 4.2 Isolated Digital Input The PCI-7256 contains 16 opto-isolated digital input channels. The circuit diagram of the isolate

Operation Theorem • 27 4.3 Interrupt Architecture PCI-7256 has a powerful dual interrupt routing scheme including change-of-state detection and interr

28 • C/C++ DOS Libraries 5 C/C++ DOS Libraries 5.1 Programming Guide 5.1.1 Naming Convention The functions of the NuDAQ PCI cards or NuIPC CompactPCI

C/C++ DOS Libraries • 29 5.1.2 Data Types We have defined some data types in Pci_7256.h. These data types are used by NuDAQ Cards’ library. We suggest

30 • C/C++ DOS Libraries 5.2 _7256 Initial @ Description The PCI-7256 cards are initialized according to the card number. Because the PCI-7256 is P

C/C++ DOS Libraries • 31 5.3 _7256_DO @ Description This function is used to write data to digital output port which can energize the Latching relay S

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32 • C/C++ DOS Libraries 5.5 _7256_DI @ Description This function is used to read data from digital input port. There are 16-bit digital inputs on t

C/C++ DOS Libraries • 33 5.6 _7256_COS_Channel @ Description This function is used to enable the COS channel. @ Syntax U16 _7256_COS_Channel (U16 boa

34 • C/C++ DOS Libraries 5.8 _7256_INT_Control @ Description This function is used to control the interrupt source of PCI-7256. For more details abo

C/C++ DOS Libraries • 35 5.9 _7256_CLR_IRQ @ Description This function is used to clear the interrupt request of PCI-7256. @ Syntax U16 _7256_CLR_I

36 • Appendix A Relay Contact Protection Circuits Appendix A. Relay Contact Protection Circuits The contacts are the most important elements of relay

Appendix A Relay Contact Protection Circuits • 37 Device Selection: As a guide in selecting R and C, R : 0.5 to 1 Ω per 1V contact voltage C : 0.5 to

38 • Appendix A Relay Contact Protection Circuits Device Selection: Use a zener diode with a zener voltage about the same as the power supply voltage

Warranty Policy • 39 Warranty Policy Thank you for choosing ADLINK. To understand your rights and enjoy all the after-sales services we offer, please

40 • Warranty Policy • Damage caused by leakage of battery fluid during or after change of batteries by customer/user. • Damage from improper repa

Table of Contents • i Table of Contents Chapter 1 Introduction ... 1 1.1 Features ...

ii • Table of Contents 4.2 Isolated Digital Input... 26 4.3 Interrupt Architecture.

How to Use This Guide • iii How to Use This Guide This manual is for helping users to manipulate the PCI-7256. It is divided into 5 chapters. • Chapt

Introduction • 1 1 Introduction The PCI-7256 Latching Relay Actuator and Isolated D/I card is a basic Digital I/O card for PCI bus computer in indust