VSC6134
Datasheet
3.5
Section Overhead Generator Registers
The section overhead (SOH) generator registers and configuration bits are shown in the following
sections.
3.5.1
SOH Generator Z0 Byte Registers
Address:
0xE00 to 0xE5F: Add Path
0x600 to 0x65F: Drop Path
0x0000
Register Reset Value:
Table 146. SOH Generator Z0 Byte Registers
Reset
Value
Bit
Name
Access
Description
15:0
TX_Z0
R/W
One reserved byte followed by a sequence of 191 Z0 bytes.
The reserved byte is located at bits [15:8] of address 0xE00
(add) and 0x600 (drop). The first Z0 byte is located at
bits [7:0] of the same addresses.
0x0000
3.5.2
SOH Generator J0 Byte Registers
Address:
0xE60 to 0xE7F: Add Path
0x660 to 0x67F: Drop Path
0x0000
Register Reset Value:
Table 147. SOH Generator J0 Byte Registers
Reset
Value
Bit
Name
Access
Description
15:0
TX_J0
R/W
Tx J0 bytes (1-64) . J0 byte 1 is located at bits [15:8] of
address 0x660 (0xE60 drop path); J0 byte 2 at bits [7:0] of
address 0x660 (0xE60 drop path); J0 byte 3 at bits [15:8] of
address 0x661 (0xE61 drop path); and so forth.
0x0000
3.5.3
SOH Generator DCC Byte Registers
Address:
0xE80 to 0xEA3: Add Path
0x680 to 0x6A3: Drop Path
0x0000
Register Reset Value:
Table 148. SOH Generator DCC Byte Registers
Reset
Value
Bit
Name
Access
Description
15:0
TX_DCC
R/W
Section DCC bytes (1-36). The first D1 is located at bits
[15:8] of addr 0xE80 (0x680 drop path); the first D2 at bits
[7:0] of addr 0xE80 (0x680 drop path); the first D3 at bits
[15:8] of 0xE81 (0x681 drop path); and so forth.
0x0000
251 of 438
VMDS-10185 Revision 4.0
July 2006
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
