IFR FM/AM-1200A

IFR FM/AM-1200A

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5-12-5

FM/AM-1200S/A

AND

GPIB

MESSAGE

INTERFACE

DEFINITIONS

MESSAGE

DEFINITION

ATN

The

FM/AM-1200S/A

GPIB

I/0

device

responds

immediately

to

process

the

incoming

GPIB

controller

commands.

DAB

The

FM/AM-1200S/A

GPIB

microprocessor

responds

by

statu

s

testing

of

the

GPIB

I/0

device

to

accept

data

byte.

DAC

The

FM/AM-1200S/A

GPIB

I/0

device

responds

immediately

to

signal

the

talker

i t

has

accepted

the

data

byte.

DAV

The

FM/AM-1200S/A

responds

immediately

to

signal

the

interceptor

i t

has

put

val

i d

data

on

the

BUS.

END

The

FM/AM-1200S/A

responds

to

terminate

the

command

input

from

the

source

and

to

begin

processing

the

commands

available

up

to

the

last

val

i d

delimiter.

IDY

Same

as

II

END".

MLA

The

FM/AM-1200S/A

GPIB

I/0

device

responds

immediately

by

comparing

its

address

with

the

listen

address

given.

If

the

two

are

the

same,

i t

instructs

the

processor

to

listen.

MTA

The

FM/AM-1200S/A

GPIB

I/0

device

compares

its

address

with

the

talk

address

given.

If

the

two

are

the

same,

i t

instructs

the

processor

to

talk.

RFD

The

FM/AM-1200S/A

GPIB

I/0

device

signals

the

source

i t

is

ready

for

data

to

be

transmitted

on

the

bus.

UNL

The

FM/AM-1200S/A

GPIB

I/0

device

and

the

processor

respond

to

unlisten

the

test

set.

UNT

The

FM/AM-1200S/A

GPIB

I/0

device

and

the

processor

respond

to

unta

l k

the

test

set.

Table

5-8

GPIB

Message

Definitions

5-24

05

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