AMX TXC16 Plus Bedienungsanleitung PDF herunterladen (Seite 37)

,4'. Ptn

41

of

the

64

pin

DIL

package

was

a

no

connect

on

the

SCC2698A,

but

becomes

a

test

input

on

the

SCC26988.

When

using

the

OIL

package,

neither

CSR(7:4) nor CSR(3:0) should be

programmed

to

Hex

'E'

or

'F'.

These

values

will cause

the

II

A"

version

to

attempt

to

use

inruts

that

are

not

available

in

the

64

pin package option

01PI2

and

MPI3

pins),

and will cause

the

"8"

version

to

use

the

test

pin

as

an

external

baud

rate

clock

input

common

to

all

channels. Voltages

on

pin

41

should not exceed

the

absolute

maximum

ratings.

This pin

may

be

tied

high,

tied

low

or

left

open.

For

Further

assistance

contact

in

Signetics'

Microprocessor Division:

Ron

Mitchell -

Data

Communications Marketing (408) 991-3512

or

Debi

Ibarra

-

rata

Communications

Applications

(408) 991-3509.

1353W

Page

3

November

20,

1987

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