Agilent Technologies 4395A Owner's manual

Agilent 4395A Netw
ork/Spectrum/Impedance Analyzer
Programming Manual
SERIAL NUMBERS
This man
ual applies directly to instrumen
ts with serial n
um
ber prex JP1KE and MY411.
F
or additional imp ortan
tinformation about serial
n
um
bers, read in \Serial Num
ber" in Chapter 12.
Agilent Part No. 04395-90031
Printed in JAPAN December 2002
Fifth Edition

Notice
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tained in this documen
tis sub ject to c
hange without notice.
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tcon
tains proprietary information that is protected by copyrigh
t. All righ
ts are
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tma
ybephoto copied, repro duced, or translated to another
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tof the Agilen
tT
ec
hnologies.
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tT
ec
hnologies Japan, Ltd.
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tT
est PGU-Kob e
1-3-2, Murotani, Nishi-ku, Kobe-shi,
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ogo, 651-2241 Japan
MS-DOS
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
is aU.S. registered trademark of Microsoft Corp oration.
The customer shall ha
v
ethe personal, non-transferable righ
ts to use, cop
y, or mo dify
SAMPLE PR
OGRAMS in this man
ual for the Customer's in
ternal operations. The customer
shall use the SAMPLE PR
OGRAMS solely and exclusiv
ely for their o
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hnologies especially disclaims that the op eration of the
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OGRAMS are
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GILENT TECHNOLOGIES DISCLAIMS THE IMPLIED W
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tT
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echnologies will not kno
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yrigh
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c
 Copyright 1997, 1998, 2000, 2001, 2002 AgilentTechnologies Japan, Ltd.

Manual Printing History
The man
ual's prin
ting date and part n
um
ber indicate its curren
t edition. The prin
ting date
c
hanges when anew edition is prin
ted. (Minor corrections and updates that are incorp orated
at reprint do not cause the date to change.) The man
ual part n
um
ber c
hanges when extensive
technical c
hanges are incorp orated.
Septem
ber 1997
::::::::::
:::::::::::::::::::::::
First Edition (part n
um
ber: 04395-90001)
Marc
h1998
::
:::::::::::::::::::::::::
::::::::
Second Edition (part n
um
ber: 04395-90011)
Marc
h2000
::::::::::::::::::::
::::::::::::::::
Third Edition (part num
ber: 04395-90011)
July 2001
::::::::::::::::::::::::::::: ::::::::
F
ourth Edition (part n
um
ber: 04395-90021)
Decem
ber 2002
::::::::::::::::::::::
::::::::::::
Fifth Edition (part n
um
ber: 04395-90031)
iii

Typeface Conventions
Bold
Boldface t
ype is used when aterm is dened. F
or example:
icons
are
sym
bols.
Italics Italic typeisused for emphasis and for titles of man
uals and other
publications.
Italic t
ypeis also used for k
eyboard en
tries when aname or av
ariable
m
ust bet
yped in place of the w
ords in italics. F
or example:
copy
lename
means to typethe w
ord
copy
,to t
ypeaspace, and then to
t
ypethe name of ale suc
has
file1
.
Computer
Computer fon
tis used for on-screen prompts and messages.
4
HARDKEYS
5
Labeled k
eys on the instrumen
tfron
tpanel are enclosed in
45
.
NNNNNNNNNNNNNNNNNNNNNNNNNN
SOFTKEYS
Softk
eys lo cated to the righ
tof the LCD are enclosed in
NNNNN
.
Graphic Symbols
General denitions of other graphic sym
bols used in man
uals.
COMPUTER
denotes information for aprogrammer using an external
computer as the system con
troller.
iBASIC
denotes information for aprogrammer using an analyzer with HP
Instrumen
tBASIC as the system con
troller.
iv

Documentation Map
The following man
uals are a
v
ailable for the analyzer.
Operation Man
ual (Agilen
tP
art Num
ber 04395-900x0)
The Operation Man
ual describes all function accessed from the fron
tpanel k
eys and softk
eys. It
also provides information on options and accessories a
v
ailable, specications, system
performance, and some topics ab out the analyzer's features.
Programming Man
ual (Agilen
tP
art Num
ber 04395-900x1)
The Programming Man
ual sho
ws ho
wto write and use BASIC program to control the analyzer
and describ
es ho
wHP Instrumen
t BASIC works with the analyzer..
HP Instrumen
tBASIC Users Handb ook (Agilen
tP
art Num
ber 04155-90151)
The HP Instrument BASIC User's Handb ook in
troduces y
ou to the HP Instrumen
tBASIC
programming language, provide some helpful hin
ts on getting the most use from it, and pro
vide
a general programming reference. It is divided in
to three books,
HP Instrument BASIC
Pr
o
gr
amming T
echniques
,
HP Instrument BASIC Interfac
eT
e
chniques
,and
HP Instrument
BASIC L
anguage R
efer
enc
e
.
Service Manual (Option 0BW only), (Agilen
tP
art Num
ber 04395-901x0)
The Service Man
ual explains ho
wto adjust, troubleshoot, and repair the instrumen
t. This
man
ual is option 0BW only
.
The n
um
ber indicated b
y\x" in the part n
um
ber of eac
hman
ual, is allo cated for n
um
bers
increased b
yone eac
htime arevision is made. The latest edition comes with the pro duct.
v

Sample Program Disks
Tw
osample program disks (Agilen
tP
art Num
ber 04395-180x0) are furnished with 4395A.
The disks con
tain the sample programs listed in this man
ual. The n
um
ber indicated by \x"
in the part n
um
ber of eac
hman
ual, is allo cated for n
umbers increased by one eac
htime a
revision is made. The latest edition comes with the product.
Sample program disk for external con
troller
(Disk 1of 2)
This disk con
tains the programs for the users who work mainly on the external
controller.
Sample program disk for HP Instrumen
tBASIC
(Disk 2 of 2)
This disk con
tains the programs for the users who w
ork mainly on the 4395A using
HP Instrumen
tBASIC.
vi

Contents
1. Introduction
Do cumen
tConcepts and Usage .......... . . . . . . . ....1-1
Ov
erview of the GPIB Remote Control System . . . . . .........1-1
Required Equipment . . .................... . . 1-2
Con
troller .............. . . . . . ..........1-3
Device Selector ..... . . . . . .................1-3
W
riting and Running Programs .................. . . . 1-5
Easy Program W
riting ............ . . . .........1-5
Running (Executing) Programs ......... . ..........1-8
Sa
ving Programs . . ........................ 1-8
Retrieving aProgram Y
ou Sa
v
ed ........ . . . . . ......1-8
2. Programming Measuremen
tSequence
GPIB Commands Ov
erview ............ . . . .......2-1
Sending aGPIBCommand ................... . . . 2-1
T
oExecute an GPIB Command with a P
arameter ...........2-2
T
oExecute aQuery .......... . ..............2-2
T
oProgram aBasic Measuremen
t............... . ....2-4
Set I/O P
ath . . ........................ . .2-5
Set Up the Measuremen
tP
arameters ... . . . . . .........2-5
P
erform Calibration ................ . . . ......2-6
Connect DUT . . ...................... . . . 2-6
T
rigger aMeasuremen
t. . . . . . . . ...............2-6
P
ost-Pro cessing ............ . . . . . ..........2-7
Transfer Data ................... . . . . . ...2-7
3. Processing and T
ransferring Data
Data Pro cessing Flow . . . . . . . . . ............ . . . . 3-2
T
oMo dify Calibration Data .. . ........... . .......3-3
Read Error-Corrected Data . . . . . . . . . . . . . . . . . . . . . 3-4
Mo dify Calibration Data . . . . . . . . . . . . . . . . . . . . . . . 3-4
Restore Mo died Calibration Data .. . . . . . . . . . . . . . . . . 3-4
To Mo dify Error-Corrected Data . . . . . . . . . . . . . . . . . . . . 3-5
Read Error-Corrected Data . . . . . . . . . . . . . . . . . . . . . 3-6
Restore Mo died Error-Corrected Data . . . . . . . . . . . . . . . . 3-6
To Mo dify T
race Data . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Read Trace Data . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Restore Mo died Trace Data . . . . . . . . . . . . . . . . . . . . . 3-8
To Get Measurement Data Using ASCII Format . . . . . . . . . . . . . 3-9
Set the ReceiveArray . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Set Data Transfer Format . . . . . . . . . . . . . . . . . . . . . . 3-10
Read Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Contents-1

To Get Measuremen
tT
race Using Binary F
ormat ........... . .3-11
Set the Receiv
eArra
y....... . . . . . . . . . . . . . ....3-12
Set Data T
ransfer F
ormat . . . . . . . . . . . ...........3-12
Read Data . . ............ . . . . . . . . . . . . . ..3-12
Data F
ormats in Binary T
ransferring . . . . . . . . . . . . . ....3-13
File Headers . ... . . . . . ............ . . . . . . . 3-14
Sa
ving aData File ............. . . . . . . . ......3-15
Creating aFile to Con
tain the Data . . . . . . . . ..........3-15
Opening the File and Transferring the Data ..............3-15
Data Lev
els ............. . . . . . . . .........3-16
Calibration T
ypes and Standard Classes, and Calibration Arra
ys .. . ...3-17
4. Sync
hronizing the 4395A with aCon
troller
Using the *OPC Command ........ . . . . . .........4-2
Suspending a Program Running on aCon
troller (*OPC) .........4-2
Using the W
AIT Command of BASIC ............ . . . . . . 4-2
Using the EXECUTE Statemen
tto Sync
hronize with the Completion of Sw
eep 4-3
Using SR
Q...... . .......................4-3
Using the *WAI Command . .................... . . 4-4
5. Status Rep orting System and Pro cessing Generated In
terruptions
General Status Register Mo del .... . . . ..............5-2
Ev
en
tRegister ............ . . . ............5-2
Enable Register ....................... . ...5-3
Status Byte Register .... . ...................5-3
T
ransition Filter and Condition Register ......... . ......5-3
Status Register Structure .................... . ..5-5
Status Bit Denitions of the Status Byte (STB) ............5-6
Status Bit Denitions of ESB, ESR, and OSR .... . . . ......5-7
OSPT, OSNT ......... . . . ................5-9
OSPT (Operation Status P
ositiv
eT
ransition Filter) ........ . . . 5-9
OSNT (Operation Status NegativeT
ransition Filter) ..........5-9
Ho
wto Use the Status Registers in a Program . . ............5-10
Reading an Ev
en
tRegister Directly ....... . . . . . ......5-10
T
oRep
ort Command Error Occurrence .............. . . . 5-11
Enable Error Bit .. . . . . . . . .............. . . . 5-11
Report Command Error ... . ............ . ......5-12
Output Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
Return to Execute GPIB command . . . . . . . . . . . . . . . . . . 5-13
ToW
ait for Sw
eep End . . . . . . . . . . . . . . . . . . . . . . . .5-14
Enable Sw
eep-End Bit . . . . . . . . . . . . . . . . . . . . . . . . 5-14
Enable SR
QIn
terrupt . ...... . . . . . . . . . . . . . . . . . 5-15
Wait Un
til Measurement Is Done . . . . . . . . . . . . . . . . . . . 5-15
Generate SR
Q . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15
Contents-2

6. Using the T
rigger System in 4395A
T
oMeasure Con
tin
uously ....... . . . . . . . . . . . . . ...6-2
Set T
rigger Source . . . . . . . . . . . . . ............ 6-2
Start Con
tinuous Measuremen
tSw
eep ........ . . . . . . . . . 6-2
T
oT
rigger aMeasuremen
tF
rom the Controller . . . . . . . . ......6-3
Set Trigger Source . . . . . . . ............ . . . . . . 6-3
T
rigger aMeasuremen
t............. . . . . . . . ...6-3
Set T
rigger Source ..... . . . . . . . .............6-4
T
rigger a Measurement . . .................. . . . 6-4
Setting the Gate T
rigger ........... . . . . . . . ......6-4
Setting the Gate Dela
y.. . . . . . . . ..............6-5
Setting the Gate Length . .................. . . . . 6-5
7. Using the I/O P
ort
Ov
erview . . . . . . .................... . . . . 7-1
T
oSync
hronize External Handler with Analyzer ........... . . 7-2
Send Signal to the External Handler ...... . . . .........7-2
Read Signal from the External Handler ... . ............7-3
8-bit I/O port . . .................... . . . . . .7-4
I/O Pins ...... . . . . . . . .................7-4
IBASIC Commands for the 8-bit I/O P
ort Con
trol ..... . . . . . . 7-4
GPIB Commands for the 8-bit I/O P
ort Con
trol ............7-4
The 24-bit I/O P
ort . . . . ...................... 7-5
I/O P
ort ............ . .................7-5
Con
trol Signal Lines .................. . ......7-6
P
ort Cor Port DStatus Output Signal ...............7-6
WRITE STR
OBE Output Signal ........ . .........7-6
INPUT1 Input Signal ................. . .....7-6
OUTPUT1 or OUTPUT2 Output Signal ...............7-6
P
ASS/F
AIL Output ..... . . . ................7-7
WRITE STR
OBE Output for the P
ASS/FAIL Output . . . ......7-7
SWEEP END Output .......... . . . . . . . ......7-7
+5V Output .................... . . . . . ..7-7
Pin Assignmen
t. . . . . . . . .................. . 7-8
P
o
w
er-ON Default ...... . . . . . . . ............7-10
Basic I/O circuit ............. . . . . . . . . . . . ..7-11
IBASIC Commands for 24-bit I/O P
ort Con
trol . . ........... 7-11
Data Output . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-11
Data Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-12
GPIB commands for 24-bit I/O port con
trol . . . . . . . . . . . . . . 7-12
Data Output . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-12
Data Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-12
Setting Input/Output Directions of P
orts C and D . . . . . . . . . . 7-12
Positive or Negative Logic Setting . . . . . . . . . . . . . . . . . . 7-13
OUTPUT1 and OUTPUT2 Level Setting Commands . . . . . . . . . 7-13
Checking Input to INPUT1 . . . . . . . . . . . . . . . . . . . . 7-13
Contents-3

8. Application Programming
T
oRead Data Using the Mark
er Searc
hF
unction . . . . . . . . . . . . . 8-2
Searc
hing Maximum V
alue . . . . . . . . . . . ...........8-2
Reading Data .............. . . . . . . . . . . . . . 8-3
Mark
er Readout .... . . . . . . . . . . . . . .........8-4
T
oP
erform Limit Test . . . . ............ . . . . . . . . . 8-5
T
oSet List Sw
eep ............ . . . . . . . ........8-8
T
oPrin
tAnalyzer Displa
y.. . . . . . . . ..............8-10
Prin
ter Preparation . . . . .................. . . . 8-10
Execute Prin
t............. . . . . . . . .......8-10
T
oObserv
ePrin
ting . . . . . . . . .................8-10
Programs for the Netw
ork Analyzer Mo de .............. . .8-11
T
oP
erform 1P
ass 2P
ort Calibration ..... . . . . . .......8-11
T
oAnalyze aFilter .. . . . . . ..................8-12
T
o Analyze aCrystal Filter ................. . . . .8-15
T
oMeasure Gain Compression ........... . . . ......8-21
Programs for the Spectrum Analyzer Mo de .... . ...........8-25
T
oObtain Total Harmonic Distortion (THD) ..............8-25
T
oObtain an In
tegral of aP
o
w
er .... . . . . . ..........8-26
T
o Obtain Adjacent Channel P
o
w
er ............. . . . . . 8-29
T
oObtain Occupied P
o
wer Bandwidth . ...............8-31
T
oCalculate an S/N Ratio ........ . . . ...........8-34
Programs for the Impedance Analyzer Mo de ............. . .8-37
T
oP
erform Calibration . ......................8-37
T
oMeasure Capacitance and the factor D.... . ..........8-38
T
oMeasure aV
aractor Dio de Using DC Bias Sw
eep (With Option 010) ..8-42
File T
ransfer F
unction ....................... . .8-46
File T
ransfer from 4395A to External Con
troller . . ..........8-47
File T
ransfer from External Con
troller to 4395A ........ . . . .8-49
Displaying List of Files in Curren
tDirectory ..............8-52
Hin
ts and Notes on Programming . . . . . ...............8-54
Increasing y
our program execution sp eed . . . .............8-54
ANAOCH
Command .......... . . . . . ...........8-54
Self-assigning of an GPIB Address .............. . . . .8-54
Key Strok
e Recording . . . . .................. . .8-55
Solving Problems on Y
our Program . . . . . . . . . . . . . .....8-55
If There Is No Response F
rom an Instrumen
ton the GPIB Bus .....8-55
If the Disk Cannot Be Read . . . . . . . . . . . . . . . . . . . . 8-55
If an GPIB Command Error Occurs . . . . . . . . . . . . . . . . . 8-55
If a Query Error Occurs . . . . . . . . . . . . . . . . . . . . . . 8-55
9. Introducing HP Instrumen
t BASIC System
Overview of HP Instrumen
tBASIC . . . . . . . . . . . . . . . . . . . 9-1
Controlling the Analyzer . . . . . . . . . . . . . . . . . . . . . . . . 9-2
Using HP Instrument BASIC for the First Time . . . . . . . . . . . . . 9-2
Allo cating Screen Area for HP Instrument BASIC . . . . . . . . . . . . 9-2
Entering BASIC Statements from the FrontPanel Keys . . . . . . . . . . 9-3
Getting into/out of the EDIT Mo de . . . . . . . . . . . . . . . . . . . 9-3
Getting into the EDIT Mo de . . . . . . . . . . . . . . . . . . . . . 9-3
Entering the EDIT Mo de from the Keyboard . . . . . . . . . . . . . . 9-3
Getting Out of the EDIT Mo de . . . . . . . . . . . . . . . . . . . . 9-3
Contents-4