Maxim Integrated DS33R11 - Manual (Page 254)

DS33R11 Ethernet Mapper with Integrated T1/E1/J1 Transceiver
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Register Name: TR.TDS0M
Register Description: Transmit DS0 Monitor Register
Register Address: 75h
Bit
# 7 6 5 4 3 2 1 0
Name B1 B2 B3 B4 B5 B6 B7 B8
Default 0 0 0 0 0 0 0 0
Bits 0 – 7: Transmit DS0 Channel Bits (B1 to B8). Transmit channel data that has been selected by the transmit
channel monitor select register. B8 is the LSB of the DS0 channel (last bit to be transmitted).
Register Name:
TR.RDS0SEL
Register Description: Receive Channel Monitor Select
Register Address: 76h
Bit
# 7 6 5 4 3 2 1 0
Name — — — RCM4 RCM3 RCM2 RCM1 RCM0
Default 0 0 0 0 0 0 0 0
Bits 0 – 4: Receive Channel Monitor Bits (RCM0 to RCM4). RCM0 is the LSB of a 5-bit channel select that
determines which receive DS0 channel data appear in the TR.RDS0M register.
Register Name:
TR.RDS0M
Register Description: Receive DS0 Monitor Register
Register Address: 77h
Bit
# 7 6 5 4 3 2 1 0
Name B1 B2 B3 B4 B5 B6 B7 B8
Default 0 0 0 0 0 0 0 0
Bits 0 – 7: Receive DS0 Channel Bits (B1 to B8). Receive channel data that has been selected by the receive
channel monitor select register. B8 is the LSB of the DS0 channel (last bit to be received).