XR72L52 Datasheet, PDF (89/480 Pages) Exar Corporation – TWO CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER

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TWO CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER
2.3.3.14 Receive E3 TTB-3 Register (E3, ITU-T G.832)
RXE3 TTB-3 REGISTER (ADDRESS = 0X1F)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
RxTTB-3
RO
RO
RO
RO
RO
0
0
0
0
0
BIT 2
RO
0
XRT72L52
REV. 1.0.1
BIT 1
RO
0
BIT 0
RO
0
This Read-Only register contains the fourth (4th) 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.
2.3.3.15 Receive E3 TTB-4 Register (E3, ITU-T G.832)
RXE3 TTB-4 REGISTER (ADDRESS = 0X20)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
RxTTB-4
RO
RO
RO
RO
RO
RO
RO
RO
0
0
0
0
0
0
0
0
This Read-Only register contains the fifth (5th) 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.
2.3.3.16 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
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