CANOGA PERKINS 2270 Fiber Optic Modem User Manual

Page 35

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35

2270 Fiber Optic Modem

Figure 3-4.

Available

Strapping Options

for Programmable

Buffered Interface

SG

FG

CTS

7

1

W

IR

E

W

R

A

P

H

E

A

D

E

R

J

3

FIFO
DATA OUT DATA IN

SHIFT OUT SHIFT IN

5

12
19

13

14

16

17

18

3
4

9

6

1

2

11

10

15

7

8

Tx CLOCK

Tx DATA

W20

W19

8

RLSD

RxD

10

3

16

17

9

SCR

15

12

SCT

FIFO

CLOCK

20

23

24

11

2

14

SCTE

RxD

5

13

6

22

4

19

DSR

RTS

LL

RL

PROGRAMMABLE BUFFERED INTERFACE

MODEL P53, DCE RS-530

FROM MODEM

TO MODEM

MODEM

ALARM

Rx DATA

Rx CLOCK

INVERTER

DELAY

LINE

INTERNAL

CLOCK FROM
MODEM

TO
FIBER

CIRCUITS

FROM

FIBER

CIRCUITS

KG SWING

JUMPERS

6-13

7-17

8-18
9-19

14-15

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