XRT86SH221_08 Datasheet, PDF (308/357 Pages) Exar Corporation – SDH-TO-PDH FRAMER/MAPPER WITH INTEGRATED 21-CHANNEL E1 SH LIU

XRT86SH221
SDH-TO-PDH FRAMER/MAPPER WITH INTEGRATED 21-CHANNEL E1 SH LIU
REV. 1.0.1
TABLE 268: CHANNEL CONTROL - VT-MAPPER TRANSMIT N2 CONTROL REGISTER (VTMN2CR = 0XND7B)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Reserved
Transmit
TC UNEQ-V
with
TC BIP-2
Enable
Transmit
TC UNEQ-V
Enable
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
BIT [7:2] - Reserved:
BIT 1 - Transmit TC UNEQ-V with BIP-2 Enable:
These READ/WRITE bit-fields are used to enable the transmission of the Tandem Connection Unequipped Indication
Signal and the 2-bit Bit Interleave Parity feature in the VT Mapper.
0 - Disables the transmission of TC UNEQ-V.
1 - Enables the transmission of TC UNEQ-V with the generation of TC BIP-2.
BIT 0 - Transmit TC UNEQ-V Enable:
These READ/WRITE bit-fields are used to enable the transmission of the Tandem Connection Unequipped Indication
Signal feature in the VT Mapper.
0 - Disables the transmission of TC UNEQ-V.
1 - Enables the transmission of TC UNEQ-V without the generation of TC BIP-2.
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