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This is a BIP calculating control register.
Bits 7-3: Reserved
Bit 2: TX_B1_INV is set to calculate B1 by odd parity (for testing purposes).
Bit 1: TX_B2_INV is set to calculate B2 by odd parity (for testing purposes).
Bit 0: TX_B3_INV is set to calculate B3 by odd parity (for testing purposes).
5.3 SONET/SDH Transmit Registers
ADDR=0x09C: Transmit BIP control
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Bit name Reserved Reserved Reserved Reserved Reserved TX_B1_INV TX_B2_INV TX_B3_INV
R/W ———— — R/W R/W R/W
Value 0000 0 0 0 0
after
reset
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Bit name TX_LAIS Reserved Reserved Reserved Reserved Reserved LRDI_INH LREI_INH
R/W R/W ——— — — R/W R/W
Value 0000 0 0 0 0
after
reset
This is a Transmit AIS, RDI, REI Control register.
Bit 7: TX_LAIS is set to generate all ones to the entire SONET/SDH payload except for the first 3 rows
of Section Overhead.
Bits 6-2: Reserved
Bit 1: LRDI_INH is set to disable automatic generation of Line Remote Defect Indication.
Bit 0: LREI_INH is set to disable automatic generation of Line Remote Error Indication.
ADDR=0x09D: Transmit AIS, RDI, REI Control