Maxim Integrated DS33R11 - Manual (Page 273)

DS33R11 Ethernet Mapper with Integrated T1/E1/J1 Transceiver
273 of 344
Register Name:
TR.TCD1
Register Description: Transmit Code-Definition Register 1
Register Address: B7h
Bit
# 7 6 5 4 3 2 1 0
Name C7 C6 C5 C4 C3 C2 C1 C0
Default 0 0 0 0 0 0 0 0
Bit 7: Transmit Code-Definition Bit 7 (C7). First bit of the repeating pattern.
Bits 3 – 6: Transmit Code-Definition Bits 3–6 (C3–C6)
Bit 2: Transmit Code-Definition Bit 2 (C2). A don’t care if a 5-bit length is selected.
Bit 1: Transmit Code-Definition Bit 1 (C1). A don’t care if a 5-bit or 6-bit length is selected.
Bit 0: Transmit Code-Definition Bit 0 (C0). A don’t care if a 5-, 6-, or 7-bit length is selected.
Register Name:
TR.TCD2
Register Description: Transmit Code Definition Register 2
Register Address: B8h
Bit
# 7 6 5 4 3 2 1 0
Name C7 C6 C5 C4 C3 C2 C1 C0
Default 0 0 0 0 0 0 0 0
Least significant byte of 16 bit code.
Bits 0 – 7: Transmit Code-Definition Bits 0–7 (C0–C7). A don’t care if a 5-, 6-, or 7-bit length is selected.