ds2152 Maxim Integrated Products, Inc., ds2152 Datasheet - Page 19

• Manufacturer Part Number: ds2152
• Description: Ds2152 Enhanced T1 Single Chip Transceiver
• Manufacturer: Maxim Integrated Products, Inc.

RCR1: RECEIVE CONTROL REGISTER 1 (Address = 2B Hex)
LCVCRF
(MSB)
SYMBOL
RESYNC
LCVCRF
SYNCC
SYNCT
SYNCE
OOF1
OOF2
ARC
ARC
POSITION
RCR1.7
RCR1.6
RCR1.5
RCR1.4
RCR1.3
RCR1.2
RCR1.1
RCR1.0
OOF1
NAME AND DESCRIPTION
Line Code Violation Count Register Function Select.
0 = do not count excessive 0s
1 = count excessive 0s
Auto Resync Criteria.
0 = Resync on OOF or RCL event
1 = Resync on OOF only
Out Of Frame Select 1.
0 = 2/4 frame bits in error
1 = 2/5 frame bits in error
Out Of Frame Select 2.
0 = follow RCR1.5
1 = 2/6 frame bits in error
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
Sync Time.
0 = qualify 10 bits
1 = qualify 24 bits
Sync Enable.
0 = auto resync enabled
1 = auto resync disabled
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.
OOF2
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SYNCC
SYNCT
SYNCE
RESYNC
(LSB)