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Rainbow Electronics DS2180A User Manual

Page 28

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DS2180A

041995 28/36

BACKPLANE INTERFACE USING DS2180A AND DS2176 Figure 22

TRANSMIT

LINE INTERFACE

DS2186

RECEIVE

LINE INTERFACE

DS2187

TRANSMIT

BACKPLANE

INTERFACE

CONTROL

PCM

SIGNALING

TPOS
TNEG

RPOS
RNEG

VDD
SPS

RLCLK
TLCLK
RLINK
TLINK

TMSYNC
TEST
VSS

TSIGSEL

TSIGFR

TCHCLK

TABCD

TSER

TCLK

TMO

TFSYNC

RCLK

RMSYNC

RSER

SDI

SCLK

RCLK
RMSYNC
RSER
SMO

A
B

C
D

SSER

SYSCLK

SFSYNC

SMSYNC

1.544 MHz SERIAL

BACKPLANE

RFER
RLOS

SM1

DATA LINK

SUPERVISION

HOST

CONTROLLER

DS2180A

DS2176

FMS
ALN
SCLKSEL

S/P

VSS

VDD

SLIP

SIGH

RST

CS

SDO

INT