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NuDAQ ACL-6126 User Manual

6-channel d/a output & dio card
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N u D A Q
ACL-6126
6-Channel D/A Output
& DIO Card
User's Guide

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Summary of Contents for NuDAQ ACL-6126

  • Page 1 ® N u D A Q ACL-6126 6-Channel D/A Output & DIO Card User’s Guide...
  • Page 3 Trademarks NuDAQ is the registered trademark of ADLink Technology Inc. Other product names mentioned herein are used for identification purposes only and may be trademarks and/or registered trademarks of...

  • Page 4: Table Of Contents

    1.4.2 LabView Driver................5 Chapter 2 Installation ..............6 What You Have ..............6 Unpacking................6 ACL-6126's Layout............... 7 Jumper and DIP Switch Description ........8 Base Address Setting............8 IRQ Level Setting..............9 D/A Output Configuration..........10 Connector Pin Assignment..........13 Signal Connection ............
  • Page 5 How to Use This Manual This manual is written to help you use the ACL-6126. The manual describes how to modify various settings on the ACL-6126 card to meet your requirements. It is divided into three chapters: Ø Chapter 1, "Introduction," gives an overview of the product features, applications and specifications.

  • Page 6: Chapter 1 Introduction

    I/O location. Also, a rugged and reliable 37-pin D- sub style connector is provided for analog outputs. In addition to the 6 analog outputs, the ACL-6126 has 16 digital inputs and 16 digital outputs, all of the digital channels are TTL compatible.

  • Page 7: Features

    Features Ø The ACL-6126 6-channel D/A Output Card provides the following advanced features: Ø AT Bus support Ø Six multiplying analog output channels Ø 12-bit resolution, double buffered D/A converter Ø Multiple Output Range : Unipolar : 0 ~ +5 V , 0 ~ +10 V Bipolar : ±...
  • Page 8 • Number of channels : 6 channels • Resolution : 12-bit, double buffered output Introduction • 3...
  • Page 9 • Output ranges : Unipolar :0V~+5V or 0~+10V Bipolar : ±5V or ± 10V 4 ~ 20mA current loop (sink) • Reference Voltage : ± 10V with external DC or AC reference; Internal : -5V or -10V • Current Loop : External : +10V or -10V max. •...

  • Page 10: Software Support

    VC++, VB, Delphi. ACLS- DLL2 is included in the ADLINK CD. It need license. 1.4.2 LabView Driver The ACLS-LVIEW includes the ACL-6126’s Vis, which is used to interface with NI’s LabView software package. The ACLS-LVIEW supports Windows -95(98)/NT.

  • Page 11: Chapter 2 Installation

    I n s t a l l a t i o n This chapter describes how to install the ACL-6126. At first, the contents in the package and unpacking information that you should be careful of are described. The jumpers and switches setting for the ACL-6126's base address, IRQ, refernce voltage source and DA output mode are also specified.

  • Page 12: Acl-6126'S Layout

    IC's to make sure that they are properly seated. Do this only with the module place on a firm flat surface. Note : DO NOT APPLY POWER TO THE CARD IF IT HAS BEEN DAMAGED. You are now ready to install your ACL-6126. ACL-6126's Layout JP6-1 JP5-1...

  • Page 13: Jumper And Dip Switch Description

    DIP switch SW1 ( refer to Table 2.1). The address settings for I/O port from Hex 200 to Hex 3F0 is described in Table 2.2 below. The default base address of your ACL-6126 is set to hex 2C0 in the factory( see Figure 2.2).

  • Page 14: Irq Level Setting

    I/O port fixed address(hex) 200-20F 210-21F (*) 2C0-2CF 300-30F 3F0-3FF (*) : default setting ON : 0 X : don't care OFF : 1 Note: A4, ..., A9 correspond to PC bus address lines. IRQ Level Setting A hardware interrupt can be triggered by the external Interrupt signal which is from pin 17 of CN3 connector.

  • Page 15: D/A Output Configuration

    Figure 2.3 IRQ Setting D/A Output Configuration The ACL-6126‘s output channels can be configured as different analog output styles, and they are dependent on D/A converter's reference voltage source and output mode( Bipolar or Unipolar). The reference voltage can be generated internally or by external reference voltage from the Reference Voltage Input ( REF.IN) of connector P1.
  • Page 16 Besides, each output channel can be set as Bipolar or Unipolar output. Each output channel and its corresponding jumpers for mode setup are listed as follows. Channel NO. Corresponding Jumper for output mode JP1-1, JP1-2 JP2-1, JP2-2 JP3-1, JP3-2 JP4-1, JP4-2 JP5-1, JP5-2 JP6-1, JP6-2 The jumper settings for output channel CH0 are illustrated as below...
  • Page 17 0V to +10V Unipolar -10V -5V to +5V Bipolar -10V -10V to +10V Bipolar -10V 4 mA to 20 mA -10V -10V External Ref. 12 • Installation...

  • Page 18: Connector Pin Assignment

    Connector Pin Assignment The ACL-6126 is equipped with one 37-pin D-sub (CN3) and two 20- pin insulation displacement connectors (CN1 and CN2). The CN3 is located at the rear plate; the CN1 and CN2 are located on board. CN3 is used for analog outputs and reference voltage input, while CN2 for digital inputs and CN1 for digital outputs.
  • Page 19 NC : No Connection 14 • Installation...

  • Page 20: Signal Connection

    19 20 + 12V Signal Connection A correct signal connection is quite important to send data accurately. In this section, a helpful information is present for how to make proper signal connection when the ACL-6126 is used. Installation • 15...
  • Page 21 Voltage Output Connection ACL-6126 Side External Side V.OUT Amp. load Load A.GND Current Sink Connection ACL-6126 Side External Side I.SINK Power Supply I.OUT A.GND A.GND Load Note : For 4-20mA current sink mode, the output range should be set as Internal Reference with -5V and Unipolar mode.

  • Page 22: 2.10 Software Installation

    X:\>CD \NuDAQISA\6126 3. Execute the setup batch program to install the software: X:\NuDAQISA\6126>SETUP After installation, all the files of ACL-6126 Library & Utility for DOS are stored in C:\ADLink\6126\DOS directory. Running Utility After finishing the installation, you can execute the utility by typing as follows : C>cd \ADLINK\6126\DOS\UTIL...

  • Page 23: Chapter 3 Registers Format

    R e g i s t e r s F o r m a t I/O Port Address The ACL-6126 requires 16 consecutive addresses in the PC‘s I/O address space. The starting address (Base) is selected on the DIP switch SW1 ( see Section 2.5). The following table (Table 4.1) shows the location of each register and its description.

  • Page 24: D/A Data Register

    Base + 15 Read D/I Bit 0-7 Table 4.1 Registers Map D/A Data Register The D/A converter expects digital input data to be in binary right- justified format, as shown in Figure 3.1. High Byte X D1 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Low Byte The base address from Base+0 to Base+11 are used for D/A conversion.
  • Page 25 Table 4.4 20 • Registers Format...
  • Page 26 AD11 .. AD0 : Analog to digital data. AD0 is Least Significant Bit, and AD11 is Most Significant Bit. X : Don't care Two analog output range are provided by the ACL-6126, that is, Unipolar and Bipolar. The numbering of the converted data with have different presentation for different output range.
  • Page 27 22 • Registers Format...

  • Page 28: Digital I/O Register

    Digital I/O Register There are 16 digital input channels and 16 digital output channels are provided by ACL-6126. These I/O channels use the address Base + 12 and Base + 13 for output channels, and the address Base + 14 and Base + 15 for input channels.
  • Page 29 We provide source code of all programs above, you can refer to these demonstrate programs and library to speed up your own application development. 24 • Registers Format...

  • Page 30: Product Warranty/Service

    P r o d u c t W a r r a n t y / S e r v i c e Seller warrants that equipment furnished will be free form defects in material and workmanship for a period of one year from th e confirmed date of purchase of the original buyer and that upon written notice of any such defect, Seller will, at its option, repair or replace the defective item under the terms of this warranty, subject to the provisions and...

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