CHAPTER 5 REGISTERS
PRELIMINARY
NEC confidential and Proprietary
181
(11) Transmit LOH mode register (MDLOHT)
The MDLOHT register sets the modes related to transmit LOH operation.
Address
Register
Name
Port0: Port1: Port2: Port3:
Access Default
MDLOHT 0044H
0444H
0844H
0C44H
R/W
00000000
H
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Reserved
15
14
13
12
11
10 9 8 7 6 5 4 3 2 1 0
Reserved
ALRDIM B2M UUBM
Bit Field
Function
Default
D31-D3
Reserved
Set to 0.
0
D2
ALRDIM
Controls the automatic loopback transmission function of Line RDI.
1: Not automatic loopback
0: Automatic loopback
0
D1
B2M
Selects even or odd parity for BIP-96 (B2) parity operation of transmit line.
1: Odd parity
0: Even parity
0
D0
UUBM
Selects a value to be inserted in the unused byte area of the transmit overhead.
1: Inserts FFH.
0: Inserts 00H.
0
Summary of Contents for NEASCOT-P65
Page 4: ...PRELIMINARY NEC confidential and Proprietary 4 MEMO ...
Page 8: ...PRELIMINARY 8 MEMO ...
Page 35: ...PRELIMINARY NEC confidential and Proprietary 35 MEMO ...
Page 135: ...CHAPTER 4 INTERFACES PRELIMINARY NEC confidential and Proprietary 135 ...
Page 166: ...CHAPTER 5 REGISTERS PRELIMINARY NEC confidential and Proprietary 166 5 2 Register summary ...
Page 167: ...CHAPTER 5 REGISTERS PRELIMINARY NEC confidential and Proprietary 167 ...
Page 168: ...CHAPTER 5 REGISTERS PRELIMINARY NEC confidential and Proprietary 168 ...
Page 303: ...CHAPTER 5 REGISTERS PRELIMINARY NEC confidential and Proprietary 303 MEMO ...
Page 317: ...CHAPTER 6 JTAG BOUNDARY SCAN PRELIMINARY NEC confidential and Proprietary 318 MEMO ...