Data Translation DT2802 Manuel utilisateur

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DA1l1

TRANSLATION®

DT2802

User Manual

ChromatographyBoard

for

the

UM-10546-E

IB"

PersonalComputer

and

Compatibles

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:I'

Fifth

Edition

April, 1992

Data

Translation,

Inc.

100

Locke

Drive

Marlboro,

01752·1192

(508) 481-3700

Easylink

MBX

62825999

Telex 951646

(DATATRANS

MARO)

Fax(508)481-8620

-...:

l I'

1991, 1992

Data Translation,

Inc.

reproduced, stored in a retrieval system, ortransmitted, in any

form by any means, electronic, mechanical, by photocopying,

recording,

otherwise, without the priorwritten permission of

Data Translation, Inc.

Information furnished

DataTranslation, Inc. is believed to

be accurate and reliable; however, no responsibility is

assumed

Data Translation, Inc. forits use; norfor any

infringements of patents

other rights of third parties which

may result from its use. No license is granted

implication

otherwise under any patent rights of Data Translation, Inc.

Data Translation® is a registered trademark of Data

Translation, Inc.

IBM®

and Personal Computer

AT®

are registered trademarks

ofthe International Business Machines Corporation.

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Radio and Television Interference

This equipment

has

been

tested

and

found

comply

with

the

limits for a

Class

A digital device, pursuant

Part

of the

FCC

Rules.

These limits

are

designed

provide

reasonable

protection against harmful interference

when

the

equipment

operated

a commercial environment.

This

equipment

generates,

uses,

and

can

radiate

radio

frequency energy

and,

not

installed

and

used

accordance

with

the

instruction

manual,

may cause harmful interference

radio

communications.

Operation of this equipment

a residential

area

likely

cause

harmful interference

which

case

the

userwill

required to

correct

the

interference

his

own

expense.

Changes or modifications

this equipment

not

expressly

approved

Data

Translation could

void

your authority

operate

the

equipment under

Part

the

FCC

Rules.

Note This product was FCC-certifiedundertest conditions that

included use

shieldedcables

and

connectors between system

components.

is important thatyou use shieldedcables

and

connectors to reduce the possibility

causing interference

radio, television,

and

otherelectronic devices.

Canadian Department of Communications

Statement

This digital apparatus does

not

exceed

the

Class

A limits for

radio

noise emissions from digital apparatus

set

out

the

Radio

Interference Regulations of

the

Canadian Department of

Communications.

present appareil numerique n'emet

pas

bruits

radioelectriques depassant

les

limites applicables

aux

appareils

numeriques

class A prescrites dans

Reglement

sur

brouillage radioelectrique edicte par

ministere

des

Communications

Canada.

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"-:'

l''

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-....:

Introduction

Installing the DT2802

Hardware Overview

Firmware

Programming Sequences

Hardware Reference

Firmware Reference

Troubleshooting

Glossary

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......

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Table of Contents

How to

Use

This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

Related Documents

.............................

xviii

Conventions Used in This Manual

...................

xix

Where to Get Help

...............................

xix

Installing and Using

Chapter 1: Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . 1

The DT2802 Board

..................................

System Requirements

................................

Accessories

........................................

DT777 Screw Terminal Panel

.......................

DT2802 Device Driver and Subroutine Library

..........

Chapter 2: Installing the DT2802

.........

..........

Unpacking

.........................................

Installation Procedure

...............................

Step

Check the Jumper Selections

................

Step 2: Install the Board

..........................

Step 3: Connect RS232-based Devices

..............

Step 4: Connect the Screw Terminal Panel

...........

Step 5: Connect the Detector(s)

....................

Step

Connect the External Devices

...............

Powering

the System

.............................

Contents vii

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.......

: !

' ""-.! l

Chapter

Hardware

Overview

. . . . . . . . . . . . . . . . . . . . 23

Overview

.........................................

Data Acquisition Subsystem

..........................

Input Characteristics

.............................

VFC

Operation

.................................

DT2802 Microprocessor

.............................

Inputs and Outputs

.................................

Inputs

.......................................

Output Switches

................................

Serial Port

........................................

Bus Interface

......................................

Status Register

.................................

Command Register

..............................

Data Out Register

...............................

Data In Register

................................

Chapter

Firmware

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Overview

.........................................

Powerup/Reset

.................................

Command Processing

............................

DT2802 System Operation

...........................

Integrators

.....................................

Output Switches

................................

Switch Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

Serial 1/0

......................................

Event/Interrupt Control

...........................

Data Management

...............................

viii Contents

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Command Summary

................................

Command Structure

.............................

To Send a Command

............................

To Read Data from the DT2802

....................

Firmware Commands

...............................

System Operation

...............................

IntegratorConfiguration/Operation

..................

110

Switch Configurations

.........................

Serial Port Configuration/Operation

................

107

Event/Interrupt Control

..........................

115

Data Buffer Management

........................

119

Other

......................................

123

Chapter 5: Programming Sequences

..............

125

Introduction

......................................

127

Configuring the Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128

To Restore the Factory Configuration

...............

131

To Change the Configuration

.....................

131

Saving the Configuration to EEROM

................

132

Acquiring Data: Polled 1/0

..........................

133

Single Conversion Mode

.........................

133

Continuous Conversion Mode

.....................

138

Acquiring Data: Modified Polled 1/0

...................

143

Acquiring Data: Interrupt Operation

...................

150

110

Switch Operation

...............................

157

Contents ix

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