XRT79L71 Datasheet, PDF (179/441 Pages) Exar Corporation – 1 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC

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PRELIMINARY
1 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
XRT79L71
REV. P1.0.3
BIT NUMBER
NAME
1
End of Message
0
Flag Present
TYPE
R/O
R/O
DESCRIPTION
End of Message Indicator:
This READ-ONLY bit-field indicates whether or not the LAPD
Receiver has received a complete LAPD Message.
0 - LAPD Receiver is currently receiving a LAPD Message, but
has not received the complete message.
1 - LAPD Receiver has received a completed LAPD Message.
NOTE: Once the LAPD Receiver sets this bit-field "high", this bit-
field will remain high, until the LAPD Receiver begins to
receive a new LAPD Message.
Receive Flag Sequence Indicator:
This READ-ONLY bit-field indicates whether or not the LAPD
Receiver is currently receiving the Flag Sequence (e.g., a contin-
uous stream of 0x7E octets within the Data Link channel).
0 - LAPD Receiver is NOT currently receiving the Flag Sequence
octet.
1 - LAPD Receiver is currently receiving the Flag Sequence
octet.
RXE3 NR BYTE REGISTER - G.832 (DIRECT ADDRESS = 0X111A)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
RxNR_Byte[7:0]
R/O
R/O
R/O
R/O
R/O
0
0
0
0
0
BIT 2
R/O
0
BIT 1
R/O
0
BIT 0
R/O
0
BIT NUMBER
NAME
7-0
RxNR_Byte[7:0]
TYPE
R/O
DESCRIPTION
Receive NR Byte Value:
These READ-ONLY bit-fields contain the value of the NR byte,
within the most recently received E3 frame.
RXE3 GC BYTE REGISTER - G.832 (DIRECT ADDRESS = 0X111B)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
RxGC_Byte[7:0]
R/O
R/O
R/O
R/O
R/O
R/O
0
0
0
0
0
0
BIT 1
R/O
0
BIT 0
R/O
0
BIT NUMBER
NAME
7-0
RxGC_Byte[7:0]
TYPE
R/O
DESCRIPTION
Receive GC Byte Value:
These READ-ONLY bit-fields contain the value of the GC byte,
within the most recently received E3 frame.
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