HP 1650A, 1651A User manual

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Setting Up the Logic Analyzer

HP 1650A/51A Logic Analyzers

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a.:e..

@ Copynght Hewlett-Packard Company 1987

HEWLETT

PACKARD

Pnnted in

U.s

A June 1987

..

Introduction

About
this book...

The purpose of
analyzer
the

operating system flexible disc,

connect

You should

HP 1650Al51A logic analyzers

Chapter
analyzer

Chapter
logic

analyzer

Chapter
connect

Chapter

interface bus to

Once you
read

the

your

logic analyzer"

this

guide is to

for operation. In

the

probe cables

read

this

1 covers

ready

2 shows you how to load

3 introduces you to

them.

4 shows you how to connect

and

have

everything

for power-up.

other

the

this

andaprinter

guide

if

set

the

intensityofthe

equipment like a printer.

logic

analyzerupand

Getting Started Guide.

tell

you how to

guide you will

turnonthe

this

is your first

you need to know to get your logic

the

operating

the

new probes

your

It

explains

prepare

learn

logic analyzer,

experience

system,

display

and

shows you how to

logic

analyzer's

running,

the

basic operation of

your logic

how to

turnonthe

you will

install

with

RS-232C

want

and

the

to

Table of Contents

~")--------------

.,

Introduction

Chapter 1:

Chapter 2:

Getting

I-I

Initial

1-1 Accessories

Ready10Operate

Inspection

1-3 Probe Assembly Identification

1-4 Removing Yellow

1-5 Selecting
1·6 Checking for

1-7

Gettmg

1-7 Operating Environment
1-7 VentIlation

Turningonthe

2-[ Loading

2-2

Installing

2-3

Line

2-3

Intensity

2-4 Power-up Self-Test

the

Power to

the

Switch

Control

Shipping

Line Voltage

the

Correct

the

Instrument

Instrnment

Operating System

the

Operating

Disc

Fuse

System

Disc

Table

of Contents (Continued)

Chapter 3:

It

Chapter 4:

@

Chapter 5:

Connecting

3-1 Probes

3-1 Connecting Pod Cables to
3-2 Connecting Pods to Probe Cables
3-3 Disconnecting

3-4

Connecting

3-4 Connecting Grabbers to Test Points

the

Logic

and

Probe

Pods

Probes from Pods

GrabberstoProbes

Analyzertothe

the

Logic Analyzer

3-5 PodGrounds

3-5 Probe Grounds

3-6 Labeling Pods, Probes,

3-7

Signal

Line

Loading

3-7 Probe

Interface

ConnectingtoExternal

4-2 Connecting

the

and

Cables

Equipment

Logic Analyzer to a

What's Next?

Prmter

Target

System

1

)

Initial.,
Inspection

Getting Ready to Operate

.

Inspect
or
contentsofthe
the

If

instrument

the

packagmg

instrument

the

contentsofthe

shipping

materials

shipment

has

does not

container

are

have

been

checked

ahtpping

operate

for

damage[fthe

damaged,

properly, refer to

you

been

checked for completeness

mechanically

container

should

have

shippmg

keep

and

electrically

been

damagedorthe

the

service

them

container

until

and

manual

the

Accessories

fXlOfllllQWtl

®ELIVER~

In

addition

checktosee

Accessones
containerisdamaged

The table on
HP 1650Al51A logic analyzers.Ifanyofthese
contact your

to checking

that

the

can

sometimes be lost in

the

next

nearest

II

~

I

I

the

instrument

accessories

page

Hewlett-Packard

lists

supplied

all

for damage. you

withItare

transit

the

accessories for

office.

when

items

complete"

the

shippmg

are

should

the

missing,

also

Getting Ready to Operate

1·1

Table 1 Accessories

Accessory

HP

Part

No.

HP1650A

Probe assemblies 01650-61608 5

Probe cables 01650-61607 5 2

Quantity

Grabbers (Note

11

Ground leads (long]

Ground leads

RS-232C Loop back

Probe
numbering

{short

and

probe cable 01650-94303

label card

AC power cable

Operating

Operating
Programming

Service

system disc

and

manual

manual

I

adapter

set

5959-0288

100
01650-82102 5 2

01650-82103 10

01650-63202

1 1
1 1

Note 2 1

01650-13501

2

01650-90903 1

01650-90901 1

Notes:

HP

1651A

2

40

4

1

2

1

1

!

I

L Package of 20

The

type

2.
need

more information about power cords. refer to

Getting Ready 10 Operale

per

part

of power cord you receive with your logic

1-2

number.

analyzer

the

HP

depends on your country.Ifyou

1650A'SlA

Reference .ManuaL

~..~

..

Probe Assembly

Identification

.,

The following

the probe assemblies. Chapter 3 explains how to connect and

disconnect

illustration

the

parts of

will

help you Identify the

this

assembly

varrous

.

parts of

GROUND

PROBE

{01650-452031

LEAD

(016513-821132)

HOUSING

"'-''--,

'L0i(GJ

<,

PROBE

LEAD

(131650-621011

/

GROUND

(01650-82HI3)

/

\/\

~

LEAD

(SHORT)

-,

GRABBER

(

5959-0288]

lQTY.20PER

PIN)

PROBE

ASSEMBLY

(01650-61608)

1656/E113

PROBE

CABLE

(016511-61607f

Gelling Ready to Operate

1-3

Removing Yellow

Shipping Disc

Your logic
m

the
you
as shown in
way so you

analyzer

disc drive" Before you can

must

remove

the

can

pullitout of

is shipped

the

yellow shipping disc Press

figure. The yellow shipping disc will pop out

with

a protective yellow shipping disc

insert

the

operating

the

disc eject

the

disc drive

system disc,

button

part

[i1]=

l11M/UaII

:.

__

!I

I'

8ErEi8

8888

EJ888b(L

cErij

r~

~

"

~

<:

888

~888

~888

808

CD

=-

'-.-'

.=J~

"-(

I

_ • 'I

~

I

Getting Ready to Operate

1-4

Selecling the
Line Voltage

~ I - -

The

line

voltage selector has been factory set to

used in your country.Itis a good

lme

voltage selector so you can become familiar

hke.

If

the

next

setting

paragraph.

lou

can damage

set to

needs to be changed, follow

the

the

correct poeinon

lOgIC

analyzerifthe

idea

to check

the

line voltage

the

settingofthe

with

whatitlooks

the

procedureInthe

module 18

not

You

change

and

reinsertingitwith

the

lme voltage

the

fuse module, carefully pry at

until

you

can

graspitand

settingbypulling

the

fuse module out

proper arrows aligned To remove

the

top

centerofthe

pullitoutbyhand

module taa shown!

Gelling

Ready to Operate

the

1·5

Checking for
the Correct Fuse

If

you need to check for the correct

and

look at

figure will help you locate

fuse module. carefully pryatthe
until
the Line Voltage" on the previous

the

amperage

you can graspitand pull it out by hand" (Refer to "Selecting

and

the

(USf'S,

remove

voltageofeach

115 V

and

230 V fuses" To remove

top center of

page)

the

fuse

The

the

module las shown!

~~

~'"

r

115V

3.0AFUSE

fuse module

followmg

the

Gelling Ready to Operate

1-6

Getting Power to
the Instrument

The

HP

1650Al51A

connect
provided for
receive

the

with

Th

amid

instrument

comes

with

a a-wire power cable. When you

cable toanAC appropriate power receptacle, a ground is

the

Instrument

the

instrument

possible

to a properly

cabinet. The

depends on your country.

I

WARNING

shock

hazard.

yuu

grounded

type

of power cable you

~

must

connect

3-wir€ receptacle.

the

Operating
Environment

Ventilation

You

may operate your

environment without any additional considerations, But don't block

its ventilationIfyou intend to use It in
environment, you must not exceed
Limits in

You must provide an
openings in
the logic analyzer under, over, or m-between

Long as
ventilation

the

HP

the

the

surfacesofthe

lOgIC

analyzer

1650A.i51A Reference :Manual.

unrestricted

rearofthe

logic

other

III a normal lab or office

another

certam

airflow for the fan

analyzer

instruments

limits" You can fmd

However, you may

type of

these

and

ventilation

other

instruments

aren't

needed

Getting Readv to Operate

stack

as

for then-

1-7

2

Turning on the Instrument

Loading. the-

Operati'ng

System

Before you
operating
the

The logic analyzer
control
resides on a Sfi-inch flexible disc
operating
store It in a safe place
work copy
copy becomes

can

operate

system from a disc to its memory.

operating system" or "booting."

the

operation of

system discs- You should

This

corrupt.

Toprevent damage to your operatmg system disc. DO

NOT

remove the disc from

running
gone out.

On1)r

the

logic analyzer,itmust

This

operating

will provide you with a back-up in case your work

remove it after the indicator light has

the

instrument.

Mark

system is a

YOll

received two identical

mark

the

other

one Work

the

disc drive while it is

set

of instructions

The operating system

one of

transfer

IS called

them

and

its

"loading

Master

use only

that

and

the

Turning on the Inslrument

2-1

E1UiM&WWWU

Installing the
Operating
System Disc

To load

the

logic analyzer's operating system, you must
disc as shown below
snaps

mto

place.

the

turn

on t he logic analyzer

before

disc eject

you

turnonthe

button

install

power. When

the

will pop out. Now you can

the

dISC

(

le~nle

Turning on the Instrument

2-2

The logic analyzer

system before

it

runs

a series of self-tests and loads 'the-operating

IS ready to be operated,

Line Switch

-------------------11

The

line

switch is on

by

pressing

system

the

dis-c.

to repeat

the

1 on

dISC

is in

the

the

disc drive before you

don't worry, you won't

the

turn-on

the

rear

panel

rocker switch. Make

harm

procedure

with

You

turnonthe

sure

turnIton.Ifyou forget

anything

the

disc

the

You will merely have

in

the

drive

logic

analyzer

operating

Control

display

You do

intensity

to a different level

thisbyturning

that's

the

INTENSITY control on

more

comfortable for you.

the

rear

panel

Turning on the Instrument

2·3

Power-up
Self-Test

When

you

turnonthe

tests. When it

operating

When

~

I ' -

it

displays

the

has

system

logic

the

System Configuration

logic analyzer, tt performs a

successfully completed

into

memory

analyzer

has

completely

from

the

menu

these

disc.

Loaded

senee

tests. it loads

the

operating system,

as shown below.

of self-

the

Turning on the Instrument

2-4

Note

This is tlieHP1650A SJ"stem Format Specification

If

you

ha~'e

an HP 1651A,

be essigned to analyzer

1

the

and

only

diflerence is pod 1 will

pod 2 wIll be

eesigned

analyzer 2 There won't be any pods in the

UNASSIGNED

area

of

the dIsplay

menu.

to

Connecting the Logic Analyzer

3

:0

Probes.and­Probel>ods

Connecting Pod
Cables to the
Logic Analyzer

to the Target System

Probes

and

probe pods allow you to connect

your

target

system.

clock channel. one pod ground

iou

connect

the

logic analyzer. The connectors are keyed for proper or-ientation.

You

can

connect

endsofthe

cables

the

pod cables to

either

are

Each

probe pod carrys 16

and

the

endofthe

alike"

two power lines for preprocessors.

pod connectors on

cable to

the

the

logic

data

rear

analyzer

channels, one

the

panel

to

real' panel of

since both

Connecting Logic Analyzer to the Target System

3-1

¥F

Connecting Pods
to Probe Cables

The pods of

analyzers in

outer
consistency,
probes

theHP1650Al51A differ from the

that

they

are passIve (have no actrve circuits at

end of

the

cable). The pods,35they

are

the

connector bodies tas shown below)

are

installed in when you recerve your

To connect a pod to a cable, you align
with

the

slot on

the

you connected

the

other

pod connector

endtothe

and

POdR

will be referred to for

lOgIC

the

key on

connect

them

logic analyzer.

in

other

that

analyzer.

the

cable connector
the

same

logic

the

the

way

Connecting Logic Analyzer to

3·2

the

Target System

leY/UII

-

..

~.

Disconnecting

Probes

~I

) From Pods

You

can

disconnect un-used probes from

'Ib disconnect a probe,

opening

and

push

insert

while

connector as shown below

gently

the

tip

pulling

the

pods to

of a ball-point

the

probe

eliminate

peninthe

outofthe

clutter.
latch

pod

lou

re-connect a probe to a pod by

the

probe into

keyed rchamferedt so

the

pnd.

that

Connecting

16SlVD'11

The

probes

insertmg

and

the

double

pin

pod connector body

they will fit together in only one way,

logic

Analyzer to the Target System

end

are

of

both

3-3

Connecting
Grabbers

to Probes

Youconnect

the

endofthe

the

grabbers to

probe onto

the

probes by slipping

the

recessed

pininthe

the

connector at

side of the grabber.

Connecting
Grabbers to
Test Points

The grabbers have a hook

the

leads. You connect
expose

the

shown

hook. hooking

below.

grabber by pushing

that

fits around Ie

the

the

lead and releasing your

pms

and

rearofthe

component

grabber to

thumb

as

Connecting Logic Analyzer to the Target System

3-4

( );

'~'

Pod Grounds

Probe Grounds

Each pod is grounded by a pod ground
used. You
target
lead

'Ib

you must use
diameter

You
with
same
ground
ground lead (probe ground),
molded probe body via a

01' grounded pins on your

can

connect

the

lead

directly to a ground

system or use a grabber.

the

same

wayitconnects to

connect

the

ground

063

mm (0.025 inl

leadtogrounded

from 0.66 mm <0026 in) to 0,,84 fa.033 in).

can

ground

the

lengthasthe

path

the

probes in one of two ways. You

pod ground only; however,

signal

path

mustbethe

same

as your

The

pin

and

target

lead

The

grabber

the

probe lead.

pinsonyour

square

pins or round

the

through

ground

the

signal

probe ground

socket. You

system

the

ground.

If

you need additional probe ground leads, order

01650-82103 from your

nearest

Hewlett-Packard sales office

that

should always be

pin

target

pins

can

ground

won't be

on your

the

system,

with

connects to

path

probe"Ifyour probe

path,

use

the

short

lead

connects to

can

then

use a

same

way as

the

HP

part

number

ground

a

them

the

the

grabber

pod

Connecting Logic Analyzer to the Target System

3-5

fj ills

Labeling
Pods, Probes
and Cables

So you

can

find

the

pods

and

probes you want to connect to your

target

system, you need to be able to quickly identify them" Included

with

your logic analyzer are self-adhesive labels for

and

probe.

each

pod, cable

They come

label for
labels for each of

In

sets Each

the

pod connector body, a label for

the

set

has labels for each

channels

endofthe

the

clock probe

cable-a

and

15

--3"

,/

Connecting

3-6

/

logic

Analyzer to the Target System

J,

'~#

Signal Line
Loading

~ ~

Any

signal

line

to be

connected
minimum
of 100kfshunted
voltage, you will not only

,

system-under-test may also malfunction

of 600 mV to

by 8 pF.Ifthe

the

to a probe

probe tip, which

signal

getanmcorrect

mustbeabletosupply

hasaninput

line

can't

measurement

supply

impedance

this

but

a

the

Probe
Interface

Instead of connecting the probe tips directly to the signal lmes, you

may

use

allows

connectors on
installedinthe
directly to

theHP10269C

youtoconnect

the

interface,

the

microprocessor-under-test. A

specific preprocessors

Probe

the

interface,

are

Interface

pod

cables

(without

When

the

appropriate

you

will be able to connect

available as optional accessories

(optional accessory).

the

probes) to

preprocessor IS

the

interface

number

of microprocessor

You

It

will

find them listed in the HP 1650A/51A Reference Manual along WIth
additional

details on how the probe interface and preprocessors work.

Connecting

logic

Analyzer to the Target System

3·7

Connecting to External

4

Equipment

Your logic
which allows you to connect

controller. The connector is a standard 25 pin "D" connector as

shown below.

analyzer

is equipped

the

withastandard

logic

analyzer

RS-232C mterface,

to a

printer

or

Connecting to External Equipment

4-1

Connecting the
Logic Analyzer

to a Printer

Youcan connect a

when

a controller isn't connected. The

various

Toconnect
cable

shown below.

data

UIP Model

from

the

the

printertothe

number

printertothe

logic analyzer.

logic analyzer's RS·232C interface

printer

logic analyzer, use a

13242GI and make your connections as

enables

standard

you to

print

RS·232C

Youwill find

the

logic

the

complete details of how to operate

analyzerinthe

HP

1650A/51.4 Reference 1\!Ianual.

~c::::::::=:::::~~~~

g·_--=fE

IHeIDII7

qp~

the

printer

with

.

11

~~~~~~~~~~~~~~~~

a a 0

~~~~~~~~~~~~~~~~~~~~

~

Connecting to Exlernal Equipment

4·2

5

What's Next?

Now

that

you have unpacked, inspected,
logic analyzer,
first-tame logic

running

you should

either

the

l\Jlanual-

the

next step will depend on your needs,[fyou are a

analyzer

before reading Feeling Comfortable with Logic Analyzers,

read

it now. If you

Getting Started Guide or

user

who wanted to

are

and

begun

get

the

familiar

with

logic analysis,

the

HP 1650A,'51A Reierence

operating

instrument

the

read

Inatask
how to operate

measurements-

The HP

and

comfortable with

book

\

,

format

the

Getting Started Guide teaches you

the

front

panel

1650AiSlA

programmmg functions of

Reference

the

basic operation of

and

configureitfor

~Manual

the

describes all

logic analyzers Once you feel

the

task

the

front panel. use

the

bastes of

front-panel

this

What's Next?

5-1

()

5959--6012

r/ii!'-

a:r.JI

HEWLETT

PACKARD

PRINTED IN U.S.A.