Agilent Technologies E1437A Manuale utente
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SM
View
Instra
Agilent E1437A
20 MSample/second ADC
with Filters and FIF
User’s Guide
Agilent Part Number E1437-90002
PrintedinU.S.A
Print Date: Marc 2000, T ird Edition
Agilent Tec nologies, Inc., 1997, 2000. All rig ts reserved.
8600 Soper Hill Road Everett, Was ington 98205-1209 U.S.A.
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
N TICE
The information contained in this document is subject to change without notice.
AGILENT TECHN L GIES, INC., MAKES N WARRANTY F ANY KIND WITH REGARD
T THIS MANUAL, INCLUDING, BUT N T LIMITED T , THE IMPLIED WARRANTIES F
MERCHANTABILITY AND FITNESS F R A PARTICULAR PURP SE. Agilent Technologies
shall not be liable for errors contained herein or direct, indirect, special, incidental or
consequential damages in connection with the furnishing, performance, or use of this
material.
WARRANTY
A copy of the specific warranty terms applicable to your Agilent Technologies product and
replacement parts can be obtained from your local Sales and Service ffice.
This document contains proprietary information which is protected by copyright.
All rights are reserved. No part of this document may be photocopied, reproduced or
translated to another language without the prior written consent of Agilent Technologies,
Inc.. This information contained in this document is subject to change without notice.
Use of this manual is restricted to this product only.
© Copyrig t 1983, 1984, 1985, 1986, 1987, 1988, 2000 Agilent Tec nologies Inc. .
© Copyrig t 1979 T e Regents of t e University of Colorado, a body corporate.
© Copyrig t 1979, 1980, 1983 T e Regents of t e University of California.
© Copyrig t 1980, 1984 AT&T Tec nologies. All Rig ts Reserved.
© Copyrig t 1986, 1987 Sun Microsystems, Inc.
© Copyrig t 1984, 1985 Productivity Products Intl.
TRADEMARKS
FibreXpressTM is a trademark of Systran Corporation.
TachyonTM is a trademark of Agilent Technologies Inc..
RESTRICTED RIGHTS LEGEND
Use, duplication or disclosure by t e U.S. Government is subject restrictions as set fort in
subparagrap (c)(1)(ii) of t e Rig ts in Tec nical Data and Computer Software clause in
DFARS 252.227-7013
Agilent Tec nologies, Inc.
395 Page Mill Road
Palo Alto, CA 94303-0870 USA
Rig ts for non-DOD U.S. Government Departments and Agencies are as set fort in FAR
52.227-19(c)(1,2).
Copyright © 1997, 2000 Agilent Technologies, Inc., All rights Reserved.
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The E1437A at a Glance
T e E1437A 20 Msample/second Analog-to-Digital Converter wit Filtering
and Memory provides ig precision digitizing for time and frequency
domain applications along wit signal conditioning, filtering, and memory.
T e module plugs into a single C-size slot in a VXI mainframe.
Number of Channels 1
Type of Input 50 ohm
Input Bandwidth 40 MHz, MHz alias protected
Sample Rate 20 MSamp/sec
Voltage Range 20 mV to 10.24 Vpeak
Raw ADC resolution 23 bits
VXI Bus Support VME and Local Bus
VXI Device type Register/Message based
Size C-sized, single slot
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What you get with the E1437A
T e following items are included wit your E1437A
Hardware:
l
E1437A ADC, C-size VXI module
l
Software media:
MS-Windows®disks
HP-UX tape
Software:
qMS-Windows disks
l
A setup program w ic installs:
T e E1437A VXIplug&play libraries and drivers
T e E1437A HP-VEE driver
Soft Front Panel program for t e E1437A
Windows online elp for t e E1437A
HPDSP function library and online elp
Example programs
Library and example program source files
Microsoft®Visual Basic eader files
qHP-UX tape
l
An installation utility w ic installs:
T e E1437A C Interface libraries and drivers
Helpview online elp for t e E1437A
HPDSP function library and online elp
E1485 C library binaries
Example programs
Library and example program source and make files
Documentation:
l
E1437A User’s Guide (t is book)
l
Online manual pages for Windows and HP-UX (Windows Help and Helpview
Help formats)
iv
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In This Book
T is book documents t e E1437A module. It provides:
l
installion information
l
verification information
l
operational information
l
a programmer’s reference
l
circuit descriptions
l
tec nical specifications
If you plan to use t is module wit t e E1485A/B signal processing module
and t e 35635T Programmer’s Toolkit you s ould also use t e
documentation for t ose products in order to form an application program
development environment.
If you are using your E1437A module in t e Windows 3.1®, Windows NT®,
Windows 95®, or HP-UX environment t e programmer’s reference and ot er
programming information are available as online elp. T e online elp may
be more convenient to use w ile programming. See t e “Getting Started”
c apter of t is book for information on accessing t e online elp.
v
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TABLE OF CONTENTS
1 Installing the E1437A
Installing t e E1437A 1-2
To inspect t e E1437A 1-2
To install t e E1437A 1-3
To store t e module 1-6
To transport t e module 1-6
2 Getting Started with the E1437A
Introduction 2-2
To Install t e Programmer’s Libraries 2-3
System Requirements (Microsoft Windows) 2-3
System Requirements (HP-UX) 2-3
To install t e Windows VXIplug&play drivers for t e E1437A
(for Windows 3.1, Windows 95 and Windows NT) 2-4
To install t e HP-UX C-language drivers for t e E1437A
(for HP-UX systems): 2-5
T eResourceManager 2-5
To Use t e Program Group (Windows) 2-6
ToUset eVXIplug and play Soft Front Panel (SPF) 2-7
To Use Online Help in Windows 2-10
To Use t e Example Programs 2-11
To View t e Visual Basic Example Program 2-14
ToUset eHP-VEEExampleProgram 2-15
3 Using the E1437A
Programming t e E1437A 3-2
WIN framework 3-2
HP-UX, Series 700 Environment 3-3
CProgramming 3-3
ASCII Programming 3-4
Register Programming 3-4
T e Measurement loop 3-5
T e Measurement Loop in Multi-module systems 3-6
Frequency and Filtering 3-7
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Managing multiple modules 3-8
Clock distribution 3-8
Managing Multi-module Systems 3-10
Managing Multi-Mainframe Systems 3-11
Sync ronizing C anges in Multi-module Systems 3-12
Sync ronous Digital Filter C anges 3-12
Sync ronous Center Frequency C anges 3-12
Transferring data 3-13
4 E1437A VXIplug&play Programmer’s Reference
Introduction 4-2
Functions Listed by Functional Group 4-3
Analog Setup 4-4
Data Format 4-4
Debugging 4-5
Digital Processing 4-5
Diagnostics 4-5
Initialization 4-5
Interrupts 4-5
Measurement 4-6
Reading data 4-6
Timing 4-6
Trigger 4-6
Sync ronization 4-7
Functions Listed alp abetically 4-8
VXIplug&play Programming Reference 4-11
Visual Basic Quick Reference 4-68
Parameter numeric equivalents 4-71
Errors 4-73
Functions W ic Abort Measurements 4-75
5 ASCII verview and Commands
Introduction 5-2
Command Syntax 5-2
Special Syntactic Elements 5-2
Conventions 5-2
Using ASCII Commands in Your Environment 5-3
Using ASCII commands wit HP BASIC 5-3
Using ASCII commands wit VISA 5-3
ASCII Programming Reference 5-4
Table of Contents
viii
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6 Module Description
Front Panel Description 6-2
VXI Backplane Connections 6-3
Power Supplies and Ground 6-3
Data Transfer Bus 6-3
DTB Arbitration Bus 6-3
Priority Interrupt Bus 6-3
Utility Bus 6-3
Local Bus 6-3
Trigger Lines 6-4
Block Diagram and Description 6-5
Clock Generation 6-6
Input Amplifier 6-6
Anti-alias Filter 6-6
Sampling ADC 6-7
Zoom and Decimation Filtering 6-7
Data Formatting and FIFO Memory 6-8
Data Output 6-8
Trigger Detection 6-9
Control Registers 6-9
7 Verifying the E1437A
To verify t e E1437A 7-2
8 Replacing Assemblies
Replaceable Parts 8-2
Ordering Information 8-2
Direct Mail Order System 8-3
Code Numbers 8-3
Assemblies 8-4
To remove t e top and bottom covers 8-6
To remove t e A1, A2, A3 or t e A4 assembly 8-7
To remove t e front panel 8-8
To remove t e A10 main assembly 8-11
9Backdating
Backdating 9-2
Table of Contents
ix
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