DS2152 datasheet(19/97 Pages) MAXIM

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DS2152

19 of 97

RCR1: RECEIVE CONTROL REGISTER 1 (Address = 2B Hex)

(MSB)

(LSB)

LCVCRF

ARC

OOF1

OOF2

SYNCC

SYNCT

SYNCE

RESYNC

SYMBOL

POSITION

NAME AND DESCRIPTION

LCVCRF

RCR1.7

Line Code Violation Count Register Function Select.

0 = do not count excessive 0s

1 = count excessive 0s

ARC

RCR1.6

Auto Resync Criteria.

0 = Resync on OOF or RCL event

1 = Resync on OOF only

OOF1

RCR1.5

Out Of Frame Select 1.

0 = 2/4 frame bits in error

1 = 2/5 frame bits in error

OOF2

RCR1.4

Out Of Frame Select 2.

0 = follow RCR1.5

1 = 2/6 frame bits in error

SYNCC

RCR1.3

Sync Criteria.

In D4 Framing Mode

0 = search for Ft pattern, then search for Fs pattern

1 = cross couple Ft and Fs pattern

In ESF Framing Mode

0 = search for FPS pattern only

1 = search for FPS and verify with CRC6

SYNCT

RCR1.2

Sync Time.

0 = qualify 10 bits

1 = qualify 24 bits

SYNCE

RCR1.1

Sync Enable.

0 = auto resync enabled

1 = auto resync disabled

RESYNC

RCR1.0

Resync. When toggled from low to high, a resynchronization of

the receive side framer is initiated. Must be cleared and set again

for a subsequent resync.

DS2152 Datasheet(PDF) 19 Page - Maxim Integrated Products

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