HP 34811A Manual do Utilizador

HP 34811A BenchLink SoftwareUser’s GuidePart Number 34811-90001January 1994For Warranty and Regulatory information, see the pages behind the Index.© C

Installing the HP BenchLink/Arb Software1 Insert the HP BenchLink/Arb floppy disk in your computer disk drive.2 Save any work in progress. Close unnee

If you encounter problems• Check the system and interface requirements listed on page 8.• If you are using RS-232, be sure you are using the correct c

3 Click the CHANGE ICON... button. The Change Icon dialog box is displayed.4 Scroll through the available icons and double click on the icon you want

To Remove HP BenchLink/ArbTo remove the HP BenchLink/Arb program from your computer hard disk:1 Delete all the files in the directory containing HP Be

2Quick Start 2

This chapter provides an overview of HP BenchLink/Arb and gives a fewexercises to help you get started using the software. This chapter doesnot descri

Menu BarThe Menu Bar contains pull-down menus. Position your cursor over amenu item and click the mouse button to view the menu choices. You canalso u

Starting and Closing HP BenchLink/ArbStarting. HP BenchLink/Arb can be started in one of three ways:• From the BenchLink program group, double-click t

To Create, Save, and Output an ArbitraryWaveformThis exercise demonstrates how to use HP BenchLink/Arb. An arbitrarywaveform is created, edited, saved

3 Add a triangle wave segment to the sine wave by clicking the TriangleWave icon. The triangle wave segment is added to the sine wavesegment. Notice t

The HP 34811A BenchLink Software (HP BenchLink/Arb) packageprovides a communication link between a personal computer (PC) and the HP 33120A Function/A

The triangle wave segment amplitude is reduced to 0.5 and the segmentis highlighted. 5 Expand the arbitrary waveform to fill the waveform edit window.

6 Save the new waveform by clicking the Save icon. The Save As dialog boxappears. Type the name wave1.arb in the FILE NAME text box and click OK. Thew

7 Send the new waveform to the function generator. Click the I/O menuoption and then Send Waveform... from the drop-down menu or clickthe Send Wavefor

3Using HP BenchLink/Arb 3

This chapter describes procedures, components, and features you will usein HP BenchLink/Arb. About Arbitrary Waveforms The waveforms you create in HP

Because of this relative amplitude scaling, it is possible to createwaveforms that contain unintentional dc offsets. Consider a square wavethat ranges

Creating WaveformsWaveforms consist of one or more segments of X and Y points which canbe created in HP BenchLink/Arb in a number of ways, including d

If the selection is made by clicking an icon in the Palette Bar, onesegment of the corresponding waveform will be added to the window withdefault valu

Line DrawingSelect Line drawing mode by clicking the Line icon or by selectingWaveforms | Line from the Menu Bar. Click once in the waveformwindow to

To highlight an individual segment, hold the SHIFT key and click on thesegment. Select multiple segments by holding the SHIFT key whileclicking on eac

Conventions Used in this GuideThroughout this guide the following typeface and icon conventions aremaintained to improve readability and enable you to

Using the ClipboardTo cut a portion of a waveform or an entire segment, first select it, thenchoose Edit | Cut. The selected portion is added to the C

Performing Waveform MathThe Math menu contains several mathematical functions to be performedon arbitrary waveforms. The first three (add, subtract, a

Performing Math Operations Using the Clipboard1 Select the first operand. This can be an individual segment or the entirewaveform. Copy it to the Clip

5 If the waveform copied to the Clipboard has a different number of pointsthan the selected waveform, you can click the MATCH LENGTH button.This will

Clipping a WaveformThe Math | Clip command clips the present waveform data to thespecified Y value.To perform the clipping function, you must first se

Smoothing a WaveformThe Math | Smooth command smoothes rough edges, abrupttransitions, and spikes in the waveform. Select the part of the waveformor s

Percentage of Original Data starts at 100%. The size of the waveformdata can be changed by specifying the number of points/amplitudepeak-to-peak or pe

Configuring the InterfaceWhen the HP BenchLink/Arb application is started, it searches for anysupported IEEE-488 interface hardware and software insta

The Settings... option is for RS-232 only and is grayed out for IEEE-488users. The RS-232 Settings dialog displays serial port (COM2), baud rate(9600)

Transferring Waveforms to the FunctionGeneratorWhen you have finished creating and editing your waveform, HP BenchLink/Arb can transfer the waveform d

In This BookChapter 1 - Installation describes how to install HP BenchLink/Arband configure your instrument for operation.Chapter 2 - Quick Start desc

Printing WaveformsWaveforms can be printed when actively displayed in HP BenchLink/Arb.The waveform does not have to be a saved file to be printed (i.

Saving WaveformsArbitrary waveforms can be saved from HP BenchLink/Arb with .ARB,.CSV, .PRN, or .BIN file extensions. The .ARB file format is a binary

Using HP BenchLink/Arb HelpHP BenchLink/Arb provides an extensive, easy-to-use, context-sensitivehelp system. Help is available to guide you through t

Configuring the HP 33120A Function/ArbitraryWaveform GeneratorHP BenchLink/Arb supports both RS-232 and IEEE-488 communicationsfrom the PC to the HP 3

4Feature and FunctionReference 4

HP BenchLink/Arb Screen ComponentsA typical HP BenchLink/Arb screen is shown on page 14.Title BarIn the Title Bar, HP BenchLink/Arb displays HP 34811A

ToolbarThe Toolbar contains icons for quick display of dialog boxes and rapidexecution of HP BenchLink/Arb commands. The following icons aredisplayed

Palette BarThe Palette Bar is designed to provide quick access to tools used increating and editing waveforms. The following icons are displayed in th

Performs the View | Zoom command. Click and drag your mouse toselect the zoom area.Performs the View | Zoom In command.Performs the View | Zoom Out co

Standard WaveshapesWaveforms can be created using the standard waveshapes available inHP Bench Link/Arb. Each waveshape is inserted as a segment in th

Table of ContentsConventions Used in this Guide . . . . . . . . . . . . . . . . . 2Recommended Reading . . . . . . . . . .

Type Parameters Default RangeRamp WaveData points 2000 8 to 16000Amplitude 1.00 0.00 to 1.00Offset 0.00 -1.00 to +1.00Cycles 1.00 1.00 to 100.00Phase

Waveform Edit WindowsWaveforms created in HP BenchLink/Arb are displayed in waveform editwindows. Waveforms consist of one or more segments which can

The waveform edit window contains horizontal and vertical gridlines. To change the spacing of the horizontal and vertical grid lines selectView | Grid

Several windows can be displayed at one time. All new window title barscontain the word ‘Untitled’, and a number. When the windows are saved,‘Untitl

Selection modesHP BenchLink/Arb uses different selection modes for performing variousfunctions:Edit Select mode. Parts or segments of the waveform can

Marker mode. ‘Marker’ mode is entered by clicking the icon on thePalette Bar or by choosing Edit | Marker Select from the Menu Bar.This mode automatic

X and Y MarkersVertical (X) or horizontal (Y) markers are available in HP BenchLink/Arbto assist you in creating and modifying waveforms. Select Edit

ScrollingUse the vertical and horizontal scroll bars to view different portions ofthe waveform. Scroll bars are needed because, in some cases, the act

Sample FilesThe following sample waveform files were placed in the\BENCH\SAMPLES directory during installation. Most of thesewaveforms were created in

5Using With OtherApplications 5

Chapter 3 – Using HP BenchLink/Arb (continued)Performing Waveform Math . . . . . . . . . . . . . . . . . . . . 31Add . . . .

Importing Arbitrary Waveforms From FilesHP BenchLink/Arb can be used to edit waveforms imported from the HP 34810A BenchLink/Scope application, Mathca

Exporting Arbitrary Waveforms to OtherApplicationsYou can export waveforms created in HP BenchLink/Arb to otherapplications. There are two ways to do

Starting Other BenchLink ApplicationsIEEE-488 Interface Only. If you select another instrument in theinstrument drop-down list, HP BenchLink/Arb will

6Error and InformationMessages 6

This chapter lists error and information messages to assist you in theoperation of HP BenchLink/Arb. The words in bold type are the messagecontent. Th

Message Type Suggested ActionNo instruments found. Makesure all cables are properlyinstalled and instrumentsare powered on.Error Message This error me

Message Type Suggested ActionThis segment is too long tobe added. Use Resize if youneed more space.Error Message This error message indicates the sele

IndexAabout arbitrary waveforms, 24 - 25adding waveforms, 31amplitudeedit segment, 18relative, 24ARB, 11, 41, 58arrange icons, 46AT-GPIB, 8BBen

H (continued)HP-IB, 10, 37 - 38, 43cable, 8interface card, 8requirements, 8II/O | Send Waveform..., 21, 39, 47IEEE-488, 8, 10, 37, 47importing,

Ssample files, 59Save As..., 20saving waveforms, 20screen pixels, 53scroll bars, 58search for help, 42search for instruments, 38segment identif

Chapter 5 – Using With Other ApplicationsImporting Arbitrary Waveforms From Files . . . . . . . . . . . 62To import a .CSV or .PRN file .

WARRANTYA copy of the specific warranty terms applicable to your Hewlett-Packard product and replacement parts can be obtained fromyour local Sales an

1Installation 1

This chapter describes how to install and configure HP BenchLink/Arb torun on your computer.Before beginning the installation process, verify that you