XRT72L50 Datasheet, PDF (85/471 Pages) Exar Corporation – SINGLE CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER

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XRT72L50
SINGLE CHANNEL DS3/E3 FRAMER WITH HDLC CONTROLLER
REV. 1.2.1
2.3.3.16 Receive E3 TTB-5 Register (E3, ITU-T G.832)
RxE3 TTB-5 Register (Address = 0x21)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
RxTTB-5
RO
RO
RO
RO
RO
RO
RO
RO
0
0
0
0
0
0
0
0
This Read-Only register contains the sixth (6th) byte within the 16 byte Trail Trace Buffer Message, that has
been received from the Remote Terminal. This register typical contains an ASCII character that is required for
the E.164 numbering format.
NOTE: For more information on the use of this register, refer to Section 6.3.2.9.
2.3.3.17 Receive E3 TTB-6 Register (E3, ITU-T G.832)
RxE3 TTB-6 Register (Address = 0x22)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
RxTTB-6
RO
RO
RO
RO
RO
RO
RO
RO
0
0
0
0
0
0
0
0
This Read-Only register contains the seventh (7th) byte within the 16 byte Trail Trace Buffer Message, that has
been received from the Remote Terminal. This register typical contains an ASCII character that is required for
the E.164 numbering format.
NOTE: For more information on the use of this register, refer to Section 6.3.2.9.
2.3.3.18 Receive E3 TTB-7 Register (E3, ITU-T G.832)
RxE3 TTB-7 Register (Address = 0x23)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
RxTTB-7
RO
RO
RO
RO
RO
RO
RO
RO
0
0
0
0
0
0
0
0
This Read-Only register contains the eighth (8th) byte within the 16 byte Trail Trace Buffer Message, that has
been received from the Remote Terminal. This register typical contains an ASCII character that is required for
the E.164 numbering format.
NOTE: For more information on the use of this register, refer to Section 6.3.2.9.
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